FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Lasianthus sp. Laos, Khammouane prov., Boualapha distr., Nong Seng village, southern sandstone slopes of Phou Chuang (Poujeuang) Mt. around point 17°34'13.3"N, 105°47'57.5"E. Primary evergreen broad-leaved dry forest at elev. 300-600 m a.s.l. Shrub 2-3 m tall on shady rocky slope. Fruits blue. Common. 6 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 713.
Coordinates (geographic position):17° 34′ 13.3″ N, 105° 47′ 57.5″ E ±1000 mRecord creation: 2019-01-23, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01048324 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048324
FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Hymenodictyon orixense (Roxb.) Mabb. Laos, Khammoune prov., Boualapha distr., Nong Seng village, Chanh Daeng mountain, around point 17°31'11.1"N, 105°46'41.4"E. Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 400-600 m a.s.l. Tree 7-8 m tall on rocky slope near mountain top. Fruits brown. Common. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 1022.
Coordinates (geographic position):17° 31′ 11.1″ N, 105° 46′ 41.4″ E ±1000 mRecord creation: 2019-01-23, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01048325 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048325
FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Laos, Khammoune prov., Boualapha distr., Nong Seng village, Chanh Daeng mountain, around point 17°31'11.1"N, 105°46'41.4"E. Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 400-600 m a.s.l. Shrub 3-5 m tall on shady mountain slope. Fruits green. Very common. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 1040.
Coordinates (geographic position):17° 31′ 11.1″ N, 105° 46′ 41.4″ E ±1000 mRecord creation: 2019-01-23, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01048326 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048326
FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Lasianthus sp. Laos, Khammouane prov., Boualapha distr., Nong Seng village, southern sandstone slopes of Phou Chuang (Poujeuang) Mt. around point 17°34'13.3"N, 105°47'57.5"E. Primary evergreen broad-leaved dry forest at elev. 300-600 m a.s.l. Shrub to 3 m tall on rocky slope. Fruits blue. Occasional. 6 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 708
Coordinates (geographic position):17° 34′ 13.3″ N, 105° 47′ 57.5″ E ±1000 mRecord creation: 2019-01-23, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01048328 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048328
FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Lasyantus sp. Laos, Khammouane prov., Boualapha distr., Nong Seng village, southern sandstone slopes of Phou Chuang (Poujeuang) Mt. around point 17°34'13.3"N 105°47'57.5"E. Primary evergreen broad-leaved dry forest at elev. 700-1000 m a.s.l. Shrub 2-3 m tall in shady place. Flowers white. Leaves with strong unpleasant smell. Not rare. 3 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 530.
Coordinates (geographic position):17° 34′ 13.3″ N, 105° 47′ 57.5″ E ±1000 mRecord creation: 2019-01-23, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01048329 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048329
FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Lasianthus sp. Laos, Khammoune prov., Boualapha distr., Vang Maner village, around point 17°29'39.3"N, 105°50'24.6"E. Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 350-430 m a.s.l. Shrub to 2 m tall on shady rocky slope. Flowers white. Common. 9 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 853.
Coordinates (geographic position):17° 29′ 39.3″ N, 105° 50′ 24.6″ E ±1000 mRecord creation: 2019-01-23, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01048330 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048330
FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Psychotria sp. ? Laos, Khammouane prov., Boualapha distr., Nong Seng village, southern sandstone slopes of Phou Chuang (Poujeuang) Mt. around point 17°34'13.3"N, 105°47'57.5"E. Primary evergreen broad-leaved dry forest at elev. 300-600 m a.s.l. Shrub on rocky slope. Fruits dark green. Occasional. 6 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 706
Coordinates (geographic position):17° 34′ 13.3″ N, 105° 47′ 57.5″ E ±1000 mRecord creation: 2019-01-23, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01048332 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048332
FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Lasyanthus sp. Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30'13.6"N, 105°49'23.9"E, 520 m a.s.l. Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l. Shrub 2-3 m tall on shady rocky slope. Occasional. 8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 803.
Record creation: 2019-01-23, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01048334 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048334
FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Ophiorrhiza rosacea Ridl. Laos, Khammoune prov., Boualapha distr., Vang Maner village, around point 17°29'39.3"N, 105°50'24.6"E. Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 350-430 m a.s.l. Terrestrial herb among shady rocks on shady rocky slope. Flowers from white to violet. Not rare. 9 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 852.
Coordinates (geographic position):17° 29′ 39.3″ N, 105° 50′ 24.6″ E ±1000 mRecord creation: 2019-01-23, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01048335 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048335
FLORA OF LAOS Nakai-Nam Theun Protected Area Rubiaceae Tarennoidea wallichii (J. D. Hooker) Tirvengadum & Sastre Laos, Khammoune prov., Boualapa distr., Langkhang village, steep southern slopes of sandstone ridge allied to the road from the north between points 17°34'02.2"N 105°42'42.6"E, 200 m and 17°34'51.1"N 105°43'01.2"E, 535 m a.s.l. Primary lowland semideciduous and evergreen dry forest on very steep rocky slopes. Tree to 15 m tall. Flowers pale yellow. Not rare. 15 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, AL 1072.
Record creation: 2019-01-23, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01048336 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048336
FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Catunaregam sp. Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30'13.6"N, 105°49'23.9"E, 520 m a.s.l. Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l. Shrub to 2.5 m tall on exposed rocks of mountain top. Flowers white. Common. 8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 782.
Record creation: 2019-01-23, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01048341 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048341
FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Lasianthus sp. Laos, Khammouane prov., Boualapha distr., Nong Seng village, southern sandstone slopes of Phou Chuang (Poujeuang) Mt. around point 17°34'13.3"N, 105°47'57.5"E. Primary evergreen broad-leaved dry forest at elev. 300-600 m a.s.l. Shrub 2-3 m tall on rocky slope. Flowers white. Occasional. 6 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 702
Coordinates (geographic position):17° 34′ 13.3″ N, 105° 47′ 57.5″ E ±1000 mRecord creation: 2019-01-23, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01048345 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048345
FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Argostemma laeve Benn. Laos, Khammouane prov., Boualapha distr., Nong Seng village, southern sandstone slopes at summit of Phou Chuang (Poujeuang) Mt. around point 17°35'00.3"N, 105°47'35.6"E. Primary evergreen mixed and coniferous dense wind-formed forest at elev. 1000-1400 m a.s.l. Terrestrial and lithophytic herb on wet rocky slope. Flowers white, anther yellow. Not common. 4 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 593.
Coordinates (geographic position):17° 35′ 0.3″ N, 105° 47′ 35.6″ E ±1000 mRecord creation: 2019-01-13, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01048784 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048784
Ha Giang prov., Quan Ba distr., Tung Vai commune, Lung Kho village, around point 23º02ʹ55.0ʺN 104º56ʹ01.4ʺE, steep rocky slopes near hill top composed with stratified highly eroded limestone at elevation 900–980 m a.s.l. Remnants of primary evergreen broad-leaved very humid forest. Terrestrial herb to 0.5 m tall in open place along trail. Flowers white. Common. 18 October 2018, L. Averyanov, Nguyen Sinh Khang, T. Maisak, Truong Duc Thieu, VR 1006.
Coordinates (geographic position):23° 2′ 55″ N, 104° 56′ 1.4″ E ±1000 mComment:
Record creation: 2019-05-09, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049023 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049023
Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ00.4ʺN 104º52ʹ02.2ʺE, steep rocky slopes of river valley composed with eroded limestone at elevation 1000–1060 m a.s.l. Remnants of primary evergreen broad-leaved very humid forest. Terrestrial and lithophytic herb on wet places along river. Flowers white. Very common. 19 October 2018, L. Averyanov, Nguyen Sinh Khang, T. Maisak, Truong Quang Ngan, VR 1021.
Coordinates (geographic position):23° 3′ 0.4″ N, 104° 52′ 2.2″ E ±1000 mComment:
Record creation: 2019-05-09, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049030 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049030
FLORA OF LAOS Nakai-Nam Theun Protected Area Rubiaceae Gardenia coronaria Buch.-Ham. Laos, Khammoune prov., Boualapa distr., Langkhang village, steep southern slopes of sandstone ridge allied to the road from the north between points 17°34'02.2"N 105°42'42.6"E, 200 m and 17°34'51.1"N 105°43'01.2"E, 535 m a.s.l. Primary lowland semideciduous and evergreen dry forest on very steep rocky slopes. Deciduous tree 12-16 m tall on rocky slope. Flowers white, later yellow. Occasional. 15 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, AL 1091 (photo only).
Record creation: 2019-05-08, Аверьянов Леонид ВладимировичCitation: Specimen LE 01049064 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049064
Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ00.4ʺN 104º52ʹ02.2ʺE, steep rocky slopes of river valley composed with eroded limestone at elevation 1000–1060 m a.s.l. Remnants of primary evergreen broad-leaved very humid forest. Dense herb on open mossy stream rocks. Fruits juicy, black. Common. 19 October 2018, L. Averyanov, Nguyen Sinh Khang, T. Maisak, Truong Quang Ngan, VR 1027.
Coordinates (geographic position):23° 3′ 0.4″ N, 104° 52′ 2.2″ E ±1000 mComment:
Record creation: 2019-05-09, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049071 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049071
Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ00.4ʺN 104º52ʹ02.2ʺE, steep rocky slopes of river valley composed with eroded limestone at elevation 1000–1060 m a.s.l. Remnants of primary evergreen broad-leaved very humid forest. Lithophytic herb on open mossy stream rocks. Flowers white with purple. Not common. 19 October 2018, L. Averyanov, Nguyen Sinh Khang, T. Maisak, Truong Quang Ngan, VR 1029.
Coordinates (geographic position):23° 3′ 0.4″ N, 104° 52′ 2.2″ E ±1000 mComment:
Record creation: 2019-05-09, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049076 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049076
FLORA OF VIETNAM Rubiaceae Lasianthus sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ13.4ʺN 104º51ʹ48.8ʺE, at elevation 1050-1150 m a.s.l., steep slopes of stream valley composed with eroded stratified highly eroded limestone. Primary evergreen broad-leaved very humid forest. Shrub to 3 m tall. Flowers light greenish to almost white, fruits red. Occasional. 21 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 523.
Coordinates (geographic position):23° 3′ 13.4″ N, 104° 51′ 48.8″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049484 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049484
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ13.4ʺN 104º51ʹ48.8ʺE, at elevation 1050-1150 m a.s.l., steep slopes of stream valley composed with eroded stratified highly eroded limestone. Primary evergreen broad-leaved very humid forest. Terrestrial herb on rocky place. Flowers yellowish. Common. 21 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 556.
Coordinates (geographic position):23° 3′ 13.4″ N, 104° 51′ 48.8″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049501 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049501
FLORA OF VIETNAM Rubiaceae Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ41.5ʺN 104º50ʹ41.6ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1400 m a.s.l. Primary evergreen broad-leaved very humid forest. Shrub on rocky mountain top. Flowers light pink. Rare. 22 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 605.
Coordinates (geographic position):23° 3′ 41.5″ N, 104° 50′ 41.6″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049507 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049507
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ41.5ʺN 104º50ʹ41.6ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1400 m a.s.l. Primary evergreen broad-leaved very humid forest. Terrestrial herb to 1 m tall in open place. Flowers pale yellowish. Common. 22 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 621.
Coordinates (geographic position):23° 3′ 41.5″ N, 104° 50′ 41.6″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049510 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049510
FLORA OF VIETNAM Rubiaceae Ixora sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ41.5ʺN 104º50ʹ41.6ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1400 m a.s.l. Primary evergreen broad-leaved very humid forest. Shrub 3-4 m tall on open mossy rocks. Flowers pink. Not common. 22 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 633.
Coordinates (geographic position):23° 3′ 41.5″ N, 104° 50′ 41.6″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049512 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049512
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ41.5ʺN 104º50ʹ41.6ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1400 m a.s.l. Primary evergreen broad-leaved very humid forest. Terrestrial and lithophytic herb to 0.5 m tall in open wet place. Flowers pink to purple. Occasional. 22 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 595.
Coordinates (geographic position):23° 3′ 41.5″ N, 104° 50′ 41.6″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049515 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049515
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ41.5ʺN 104º50ʹ41.6ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1400 m a.s.l. Primary evergreen broad-leaved very humid forest. Small undershrub on open mossy wet stream rocks. Flowers light purple-violet. Very common. 22 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 618.
Coordinates (geographic position):23° 3′ 41.5″ N, 104° 50′ 41.6″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049517 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049517
FLORA OF VIETNAM Rubiaceae Lasianthus sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ13.4ʺN 104º51ʹ48.8ʺE, at elevation 1050-1150 m a.s.l., steep slopes of stream valley composed with eroded stratified highly eroded limestone. Primary evergreen broad-leaved very humid forest. Shrub 2-3 m tall in shady place. Fruits greenish. Not common. 21 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 511.
Coordinates (geographic position):23° 3′ 13.4″ N, 104° 51′ 48.8″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049526 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049526
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ13.4ʺN 104º51ʹ48.8ʺE, at elevation 1050-1150 m a.s.l., steep slopes of stream valley composed with eroded stratified highly eroded limestone. Primary evergreen broad-leaved very humid forest. Terrestrial herb to 1 m tall in open rocky place. Flowers yellowish. Common. 21 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 551.
Coordinates (geographic position):23° 3′ 13.4″ N, 104° 51′ 48.8″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049536 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049536
FLORA OF VIETNAM Rubiaceae Canthium sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ41.5ʺN 104º50ʹ41.6ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1400 m a.s.l. Primary evergreen broad-leaved very humid forest. Small shrub on open mossy rocks. Flowers light greenish. Occasional. 22 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 598.
Coordinates (geographic position):23° 3′ 41.5″ N, 104° 50′ 41.6″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049554 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049554
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ41.5ʺN 104º50ʹ41.6ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1400 m a.s.l. Primary evergreen broad-leaved very humid forest. Erect herb on open mossy wet stream rocks. Flowers light purple-violet. Very common. 22 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 619.
Coordinates (geographic position):23° 3′ 41.5″ N, 104° 50′ 41.6″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049557 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049557
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ13.4ʺN 104º51ʹ48.8ʺE, at elevation 1050-1150 m a.s.l., steep slopes of stream valley composed with eroded stratified highly eroded limestone. Primary evergreen broad-leaved very humid forest. Terrestrial herb in shady place. Flowers light yellowish. Common. 21 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 535.
Coordinates (geographic position):23° 3′ 13.4″ N, 104° 51′ 48.8″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049574 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049574
FLORA OF VIETNAM Rubiaceae Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ41.5ʺN 104º50ʹ41.6ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1400 m a.s.l. Primary evergreen broad-leaved very humid forest. Shrub on rocky mountain top. Flowers light pink. Rare. 22 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 604.
Coordinates (geographic position):23° 3′ 41.5″ N, 104° 50′ 41.6″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049586 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049586
FLORA OF VIETNAM Rubiaceae Leptodermis coriaceifolia Tao Chen Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Thanh Van commune, Tan village, Thong (Conifer) Mountain, around point 23º07ʹ40.3ʺN 104º57ʹ11.2ʺE, at elevation 1000-1195 m a.s.l., karstic, highly eroded mountains composed of solid marble-like limestone, primary evergreen broad-leaved and coniferous (with Pseudotsuga sinensis) humid forest on steep rocky slopes near mountain tops. Shrub to 3 m tall on exposed mossy rocks. Flowers white with violet tint. Very common on every mountain top. 19 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 478.
Coordinates (geographic position):23° 7′ 40.3″ N, 104° 57′ 11.2″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049600 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049600
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp.? Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ41.5ʺN 104º50ʹ41.6ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1400 m a.s.l. Primary evergreen broad-leaved very humid forest. Terrestrial and lithophytic herb 0.5 m tall on steep rocky slope. Flowers light lilac. Common. 22 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 654.
Coordinates (geographic position):23° 3′ 41.5″ N, 104° 50′ 41.6″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049603 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049603
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ41.5ʺN 104º50ʹ41.6ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1400 m a.s.l. Primary evergreen broad-leaved very humid forest. Terrestrial and lithophytic herb to 1 m tall in open rocky place. Flowers light pink-violet. Occasional. 22 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 637.
Coordinates (geographic position):23° 3′ 41.5″ N, 104° 50′ 41.6″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049605 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049605
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp.? Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ41.5ʺN 104º50ʹ41.6ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1400 m a.s.l. Primary evergreen broad-leaved very humid forest. Lithophytic herb to 1 m tall on mossy cliff. Flowers light lilac. Common. 22 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 666.
Coordinates (geographic position):23° 3′ 41.5″ N, 104° 50′ 41.6″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049609 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049609
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ04.2ʺN 104º51ʹ09.7ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1450 m a.s.l. Primary evergreen broad-leaved very humid forest. Terrestrial and lithophytic herb 1 m tall. Very common on rocky mountain top. 24 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 809.
Coordinates (geographic position):23° 3′ 4.2″ N, 104° 51′ 9.7″ E ±1000 mComment:
Record creation: 2019-05-03, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049639 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049639
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp.? Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ41.5ʺN 104º50ʹ41.6ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1400 m a.s.l. Primary evergreen broad-leaved very humid forest. Terrestrial and lithophytic herb 0.5 m tall on steep rocky slope. Flowers light lilac. Common. 22 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 655.
Coordinates (geographic position):23° 3′ 41.5″ N, 104° 50′ 41.6″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049643 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049643
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp. s.l. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ41.5ʺN 104º50ʹ41.6ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1400 m a.s.l. Primary evergreen broad-leaved very humid forest. Terrestrial herb to 1 m tall on rocky slope. Not common. 22 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 660.
Coordinates (geographic position):23° 3′ 41.5″ N, 104° 50′ 41.6″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049644 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049644
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp.? Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ41.5ʺN 104º50ʹ41.6ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1400 m a.s.l. Primary evergreen broad-leaved very humid forest. Lithophytic herb to 1 m tall on mossy wet cliff. Flowers light lilac. Common. 22 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 684.
Coordinates (geographic position):23° 3′ 41.5″ N, 104° 50′ 41.6″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049651 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049651
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ04.2ʺN 104º51ʹ09.7ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1450 m a.s.l. Primary evergreen broad-leaved very humid forest. Herb to 0.5 m tall in open place. Common. 24 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 806.
Coordinates (geographic position):23° 3′ 4.2″ N, 104° 51′ 9.7″ E ±1000 mComment:
Record creation: 2019-05-03, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049675 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049675
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ04.2ʺN 104º51ʹ09.7ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1450 m a.s.l. Primary evergreen broad-leaved very humid forest. Epiphyte on mossy tree. Common. 24 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 815.
Coordinates (geographic position):23° 3′ 4.2″ N, 104° 51′ 9.7″ E ±1000 mComment:
Record creation: 2019-05-03, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049680 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049680
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ41.5ʺN 104º50ʹ41.6ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1400 m a.s.l. Primary evergreen broad-leaved very humid forest. Terrestrial herb to 1 m tall. Not rare. 22 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 639.
Coordinates (geographic position):23° 3′ 41.5″ N, 104° 50′ 41.6″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049685 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049685
FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Catunaregam sp. Laos, Khammouane prov., Boualapha distr., Nong Seng village, southern sandstone slopes of Phou Chuang (Poujeuang) Mt. around point 17°34'13.3"N, 105°47'57.5"E. Primary evergreen broad-leaved dry forest at elev. 300-600 m a.s.l. Shrub to 3 m tall on open rocky slope. Common. 6 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 714.
Coordinates (geographic position):17° 34′ 13.3″ N, 105° 47′ 57.5″ E ±1000 mRecord creation: 2019-04-20, Аверьянов Леонид ВладимировичCitation: Specimen LE 01049705 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049705
FLORA OF VIETNAM Rubiaceae Mussaenda glabra Vahl Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ04.2ʺN 104º51ʹ09.7ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1450 m a.s.l. Primary evergreen broad-leaved very humid forest. Scandent shrub 3-4 m tall in open place. Inflorescence bracts white, flowers yellow. Common. 24 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 852.
Coordinates (geographic position):23° 3′ 4.2″ N, 104° 51′ 9.7″ E ±1000 mComment:
Record creation: 2019-05-03, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049724 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049724
FLORA OF VIETNAM Rubiaceae Mussaenda sp.? Ha Giang prov., Quan Ba distr., Tung Vai commune, Thung Pang village, around point 23º04ʹ38.6ʺN 104º56ʹ06.8ʺE, steep rocky slopes near hill top composed with stratified highly eroded limestone at elevation 1000–1100 m a.s.l. Remnants of primary evergreen broad-leaved very humid forest. Shrub 3-4 m tall on mossy open rocky slope. Fruits glossy green. Occasional. 17 October 2018, L. Averyanov, Nguyen Sinh Khang, T. Maisak, Truong Duc Thieu, VR 891.
Coordinates (geographic position):23° 4′ 38.6″ N, 104° 56′ 6.8″ E ±1000 mComment:
Record creation: 2019-05-03, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049742 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049742
Ha Giang prov., Quan Ba distr., Tung Vai commune, Thung Pang village, around point 23º04ʹ38.6ʺN 104º56ʹ06.8ʺE, steep rocky slopes near hill top composed with stratified highly eroded limestone at elevation 1000–1100 m a.s.l. Remnants of primary evergreen broad-leaved very humid forest. Terrestrial herb to 1 m tall in open rocky place. Not rare. 17 October 2018, L. Averyanov, Nguyen Sinh Khang, T. Maisak, Truong Duc Thieu, VR 903.
Coordinates (geographic position):23° 4′ 38.6″ N, 104° 56′ 6.8″ E ±1000 mComment:
Record creation: 2019-05-03, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049744 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049744
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thung Pang village, around point 23º04ʹ38.6ʺN 104º56ʹ06.8ʺE, steep rocky slopes near hill top composed with stratified highly eroded limestone at elevation 1000–1100 m a.s.l. Remnants of primary evergreen broad-leaved very humid forest. Terrestrial and lithophytic herb on mossy shady rocky slope. Flowers white with light purple tint. Common. 17 October 2018, L. Averyanov, Nguyen Sinh Khang, T. Maisak, Truong Duc Thieu, VR 889.
Coordinates (geographic position):23° 4′ 38.6″ N, 104° 56′ 6.8″ E ±1000 mComment:
Record creation: 2019-05-03, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049777 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049777
FLORA OF VIETNAM Rubiaceae Luculia yunnanensis S.Y.Hu? Ha Giang prov., Quan Ba distr., Tung Vai commune, Thung Pang village, around point 23º04ʹ28.9ʺN 104º55ʹ32.0ʺE, steep rocky slope to large deep cave composed with highly eroded marble-like white limestone at elevation 900–1000 m a.s.l. Secondary evergreen broad-leaved very humid forest with bamboo. Shrub 1.5–2 m tall on open grassy rocky slope. Flowers white, sometime with light purple tint. Very common in secondary open scrub. 17 October 2018, L. Averyanov, Nguyen Sinh Khang, T. Maisak, Truong Duc Thieu, VR 949.
Coordinates (geographic position):23° 4′ 28.9″ N, 104° 55′ 32″ E ±1000 mComment:
Record creation: 2019-05-03, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049836 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049836
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp.? Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ13.4ʺN 104º51ʹ48.8ʺE, steep rocky slopes of stream valley composed with eroded stratified highly eroded limestone at elevation 1000-1200 m a.s.l. Primary evergreen broad-leaved very humid forest. Densely clustering herb on open wet mossy river rocks. Flowers white. Locally common. 23 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 761.
Coordinates (geographic position):23° 3′ 13.4″ N, 104° 51′ 48.8″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01050106 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01050106
FLORA OF VIETNAM Rubiaceae Ophiorrhiza sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ04.2ʺN 104º51ʹ09.7ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1450 m a.s.l. Primary evergreen broad-leaved very humid forest. Terrestrial and lithophytic herb among shady mossy rocks. Flowers light violet. Common. 24 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 779.
Coordinates (geographic position):23° 3′ 4.2″ N, 104° 51′ 9.7″ E ±1000 mComment:
Record creation: 2019-04-21, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01050187 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01050187