Herbarium LE - Specimens

FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Catunaregam tomentosa (Blume ex DC.) Tirveng. ( = Randia dasycarpa (Kurz) Bakh.f.) Laos, Khammoune prov., Boualapha distr., Nong Seng village, Vang Phae Lay mountain, around point 17°31'02.7"N, 105°47'17.2"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 300-530 m a.s.l. Scandent shrub to 3 m tall in open place at hill base along river valley. Fruits green. Very common. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 927.

FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Pavetta 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 to 3 m tall. Flowers white. Common. 3 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 542.

FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Ixora cibdela Craib 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 to 4 m tall. Flowers white. Common. 3 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 560.

FLORA OF LAOS Hin Nam No Nature Protected Area Rhamnaceae Frangula crenata (Siebold & Zucc.) Miq. ( = Rhamnus crenata Siebold & Zucc.) Laos, Khammouane prov., Boualapha distr., Nong Seng village, southern sandstone slopes at summit of Phou Chuang (Poujeuang) Mt. around point 17°35'18.1"N, 105°47'47.5"E. Primary evergreen mixed and coniferous dense wind-formed forest at elev. 1000-1400 m a.s.l. Shrub to 3 m tall on mountain top. Flower buds light greenish. Not common. 5 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 672a.

FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae 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 2-2.5 m tall on open rocks near mountain top. Flowers yellowish. Occasional. 8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 796.

FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Pavetta 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 3-4 m tall. Flowers white. Very common. 3 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 537.

FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Psychotria serpens L. 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. Creeping epiphytic and lithophytic vine. Flowers white. Common. 4 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 631.

FLORA OF LAOS Hin Nam No Nature Protected Area Rhizophoraceae Carallia lanceaefolia Roxb. 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. Treelet on shady rocky slope. Fruits juicy dark red, then black. Occasional. 6 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 717.

FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Mussaenda 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. Treelet 3 m tall on open rocks near mountain top. Inflorescence bracts white, flowers yellow. Not common. 8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 791.

FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Tarenna 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. Undershrub to 1.5 m tall in shady place. Flowers white. Very common. 3 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 522.

FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Chassalia curviflora (Wall.) Thwaites 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 1.5-2.5 m tall in shady place. Flowers light violet. Very common. 3 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 532.

FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Serissa japonica (Thunb.) Thunb. 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 1.5-2 m tall on exposed rocks of mountain top. Occasional. 8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 783.

FLORA OF LAOS Hin Nam No Nature Protected Area Melastomataceae Melastoma sp. 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. Treelet about 5 m tall on open rocky slope near mountain top. Very common. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 1029.

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.

All photos © - L. Averyanov

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. 700-1000 m a.s.l. Shrub 2.5-3 m tall. Flowers white. Very common. 3 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 584.

FLORA OF LAOS Hin Nam No Nature Protected Area Rubiaceae Gardenia coronaria Buch.-Ham. Laos, Khammoune prov., Boualapha distr., Nong Seng village, Vang Phae Lay mountain, around point 17°31'02.7"N, 105°47'17.2"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 300-530 m a.s.l. Tree 8-10 m tall on shady rocky slope. Flowers yellow-orange. Not common. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 932.

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. 700-1000 m a.s.l. Undershrub 2-2.5 m tall. Flowers white. Very common. 3 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 529.

FLORA OF LAOS Hin Nam No Nature Protected Area Rosaceae Raphiolepis indica (L.) Ker. 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. Tree or shrub on mountain top. Fruits green. Occasional. 4 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 639.

FLORA OF LAOS Hin Nam No Nature Protected Area Lythraceae Lagerstroemia speciosa (L.) Pers. Laos, Khammoune prov., Boualapha distr., Nong Seng village, Chanh Daeng mountain, around point 17°31'11.1"N, 105°46'41.4"E. Secondary dry evergreen and semideciduous broad-leaved forest on sandy alluvial flat valley along river between karstic limestone hills at about 180 m a.s.l. Tree to 10-12 m tall. Flowers purple-violet. Common. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 1061.

FLORA OF LAOS Hin Nam No Nature Protected Area Lycopodiaceae Phlegmariurus fordii (Baker) Ching Laos, Khammouane prov., Boualapha distr., Nong Seng village, southern sandstone slopes at summit of Phou Chuang (Poujeuang) Mt. around point 17°35'18.1"N, 105°47'47.5"E. Primary evergreen mixed and coniferous dense wind-formed forest at elev. 1000-1400 m a.s.l. Epiphyte on mossy tree on mountain top. Not rare. 5 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 667a.

FLORA OF LAOS Hin Nam No Nature Protected Area Lycopodiaceae Huperzia hamiltonii (Spreng.) Trevis. 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. Epiphyte on mossy tree on mountain top. Common. 4 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 637a.

FLORA OF LAOS Hin Nam No Nature Protected Area Loranthaceae Macrosolen conchinchinensis (Lour.) Tiegh 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. Parasitic shrub in canopies of tall trees on open rocky slope near mountain top. Flowers greenish to day orange. Common. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 1027.

FLORA OF LAOS Hin Nam No Nature Protected Area Rhamnaceae Ventilago diffusa (G. Don) Exell ( = Ventilago leiocarpa Benth.) Laos, Khammoune prov., Boualapha distr., Nong Seng village, Vang Phae Lay mountain, around point 17°31'02.7"N, 105°47'17.2"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 300-530 m a.s.l. Woody vine on open rocks near mountain top. Occasional. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 949.

FLORA OF LAOS Hin Nam No Nature Protected Area Lythraceae Lagerstroemia calyculata Kurz Laos, Khammouane prov., Boualapha distr., Nong Seng village, southern sandstone slopes of Phou Chuang (Poujeuang) Mt. around point 17°33'14.4"N, 105°47'50.4"E. Primary semideciduous and evergreen broad-leaved dry forest at elev. 250-350 m a.s.l. Deciduous tree 20-30 m tall and to 1 m DBH, bark almost white. Very common, main co-dominant of the first canopy stratum at 200-400 m a.s.l. Sprouts from tree cut. 6 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 721.

FLORA OF LAOS Hin Nam No Nature Protected Area Lycopodiaceae Lycopodium serratum Thunb. 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 herb on steep rocky shady slope. Occasional. 4 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 608.

FLORA OF LAOS Hin Nam No Nature Protected Area Loranthaceae Macrosolen conchinchinensis (Lour.) Tiegh 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. Parasitic shrub in canopies of tall trees on open rocky slope near mountain top. Flowers greenish to day orange. Common. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 1027.

FLORA OF LAOS Hin Nam No Nature Protected Area Lecythidaceae Barringtonia acutangula (L.) Gaertn. 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. Tree to 15 m tall. Flowers white. Occasional. 3 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 578.

FLORA OF LAOS Nakai-Nam Theun Protected Area Lauraceae Cinnamomum iners Reinw. ex Blume ? 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. Evergreen tree 20-25 m tall. Fruits black. Very common, co-dominant of lowland primary forest. 15 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, AL 1073.

FLORA OF LAOS Hin Nam No Nature Protected Area Lauraceae Cinnamomum 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. Big tree. Fruits green. Very common. 3 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 572.

FLORA OF LAOS Hin Nam No Nature Protected Area Irvingiaceae Irvingia malayana A.W.Benn. Laos, Khammoune prov., Boualapha distr., Nong Seng village, Chanh Daeng mountain, around point 17°31'11.1"N, 105°46'41.4"E. Secondary dry evergreen and semideciduous broad-leaved forest on sandy alluvial flat valley along river between karstic limestone hills at about 180 m a.s.l. Tree to 40 m tall along river slopes. Fruits dull green 1-seeded. Very common. Main co-dominant of gallery river forest. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 1066.

FLORA OF LAOS Hin Nam No Nature Protected Area Lecythidaceae Barringtonia macrostachya (Jack) Kurz ? 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. Treelet 4-6 m tall on open rocks near mountain top. Very common. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 963.

FLORA OF LAOS Hin Nam No Nature Protected Area Lauraceae Litsea 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. Treelet on rocky slope. Fruits green, later red-purple. Common. 6 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 704

FLORA OF LAOS Hin Nam No Nature Protected Area Lauraceae Cinnamomum porrectum (Roxb.) Kosterm. ? 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. Tree to 15 (20) m tall. Common. 3 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 567.

FLORA OF LAOS Hin Nam No Nature Protected Area Lamiaceae Plectranthus sp. 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. Undershrub 1-1.5 m tall on open rocky slope near mountain top. Common. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 1024.

FLORA OF LAOS Hin Nam No Nature Protected Area Loganiaceae Strychnos 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. Woody vine with no milky latex. Fruits green. Occasional. 3 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 581.

FLORA OF LAOS Hin Nam No Nature Protected Area Lecythidaceae Barringtonia acutangula (L.) Gaertn. 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. Tree to 15 m tall. Flowers white. Occasional. 3 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 578.

FLORA OF LAOS Hin Nam No Nature Protected Area Lauraceae Litsea sp. 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 to 10 m tall on shady rocky slope near mountain base. Ripe fruits bright red. Not common. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 996.

FLORA OF LAOS Hin Nam No Nature Protected Area Lamiaceae Plectranthus sp. 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. Terrestrial and lithophytic herb of undershrub to 1 m tall among open rocks on mountain top. Occasional. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 975.

FLORA OF LAOS Hin Nam No Nature Protected Area Icacinaceae Gonocaryum lobbianum (Miers.) Kurz Laos, Khammouane prov., Boualapha distr., Nong Seng village, southern sandstone slopes of Phou Chuang (Poujeuang) Mt. around point 17°33'14.4"N, 105°47'50.4"E. Primary semideciduous and evergreen broad-leaved dry forest at elev. 200-300 m a.s.l. Tree to 10 m tall, fruits glossy green to 2 cm in diam. Very common, usual co-dominant of the second forest stratum at 200-300 m a.s.l. 6 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 730.

FLORA OF LAOS Nakai-Nam Theun Protected Area Hypoxidaceae Curculigo orchioides Gaerth. 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. Terrestrial herb on steep rocky slope. Flowers yellow. Not common. 15 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, AL 1085.

FLORA OF LAOS Hin Nam No Nature Protected Area Hydrangeaceae Dichroa febrifuga Lour. 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 2.5-3.5 m tall in wet open place. Flowers blue. Occasional. 3 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 568.

FLORA OF LAOS Hin Nam No Nature Protected Area Gesneriaceae Didymocarpus sp. 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 steep open rocky slope. Occasional. 4 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 632.

FLORA OF LAOS Hin Nam No Nature Protected Area Hymenophyllaceae Hymenophyllum badium Hook. & Grev. ( = Mecodium badium (Hook. & Grev.) Copel.) Laos, Khammouane prov., Boualapha distr., Nong Seng village, southern sandstone slopes at summit of Phou Chuang (Poujeuang) Mt. around point 17°35'18.1"N, 105°47'47.5"E. Primary evergreen mixed and coniferous dense wind-formed forest at elev. 1000-1400 m a.s.l. Creeping epiphyte and lithophyte in shady humid place on mountain top. Locally common. 5 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 648a.

FLORA OF LAOS Hin Nam No Nature Protected Area Hypericaceae Cratoxylum formosum (Jacq.) Dyer 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. Deciduous tree to 10 m tall on exposed rocks of mountain top. Very common. Occasional co-dominant of deciduous forest on mountain tops. 8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 769.

FLORA OF LAOS Hin Nam No Nature Protected Area Irvingiaceae Irvingia malayana A.W.Benn. Laos, Khammoune prov., Boualapha distr., Ban Dou village, around Khuay cave, at 17°30'35.1"N, 105°51'28.7"E. Primary dry evergreen and semideciduous broad-leaved forest on sandy alluvial terrace and slopes of river valley between karstic limestone hills at 180-220 m a.s.l. Big tree to 30 m tall along alluvial flat river valley. Very common. Usual co-dominant of lowland gallery forest. 10 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 900.

FLORA OF LAOS Hin Nam No Nature Protected Area Illiciaceae Illicium difengpi B.N. Chang? 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. Treelet on mountain top. Fruits greenish. Occasional. 4 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 628.