Ha Giang Prov., Vi Xuyen Distr., Tung Ba municipality, Khau Ca NR. Primary broad-leaved humid evergreen forest on very steep slopes and along rocky ridge composed with solid crystalline highly eroded limestone at elevation 700-1150 m a.s.l. around point 22°50’43.9’’N 105°07’18.5’’E. Vine 3-5 m high, latex non colour, common. 09 May 2015 CPC 7823 Coll.: N.Q. Hieu, N.T.Hiep, T.B. Ngan, C.Q. Ngan, D.K. Harder, C. P. Tuy, G.C.Pao
Record creation: 2023-08-22, Galina Savich, PhotoScan D2.. Processing status: work_status_1Citation: Specimen LE 01232649 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01232649
Xiangkhouang Prov., Kham Distr., Huad village, Phou tat Vinh mt., around point 19°33'02.2'N 103°39'56.3'E.
Secondary broad-leaved evergreen dry forest on alluvial valley and on foothills of limestone remnant mountains at elev. 700-750 m a.s.l. Terrestrial herb to 1 m tall in shady wet place. Spathe white. Locally very common.
Xiangkhouang Prov., Kham Distr., Huad village, Phou tat Vinh mt., around point 19°33'02.2'N 103°39'56.3'E.
Secondary broad-leaved evergreen dry forest on alluvial valley and on foothills of limestone remnant mountains at elev. 700-750 m a.s.l. Terrestrial herb to 1 m tall in shady wet place. Spathe white. Locally very common.
Cao Bang Prov., Bao Lac Distr., Hong An municipality, Mi Lung village. Primary broad-leaved and mixed humid evergreen forest (with Podocarpus, Pinus, Fokienia and Tsuga) on very steep slopes and along rocky ridge composed with solid crystalline highly eroded limestone at elevation about 1500-1550 m a.s.l. around point 22°49’15.4’’N 105°49’53’’E. Terrestrial herb in shady wet places on rocky mountain slopes near ridge edge. Spathe light greel to almost white with longitudinal stripe brown markings. Common. 21 November 2014 CPC 7563 photos Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, T.Maisak, L.Osinovetz
Record creation: 2023-08-22, Galina Savich, PhotoScan D2.. Processing status: work_status_1Citation: Specimen LE 01232646 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01232646
Ha Giang Prov., Vi Xuyen Distr., Tung Ba municipality, Khau Ca NR. Primary broad-leaved humid evergreen forest on very steep slopes and along rocky ridge composed with solid crystalline highly eroded limestone at elevation 700-1150 m a.s.l. around point 22°50’39.4’’N 105°07’50.3’’E. Succulent herb, common. 08 May 2015 CPC 7767 Coll.: N.Q. Hieu, N.T.Hiep, T.B. Ngan, C.Q. Ngan, D.K. Harder, C. P. Tuy, G.C.Pao
Record creation: 2023-08-22, Galina Savich, PhotoScan D2.. Processing status: work_status_1Citation: Specimen LE 01232645 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01232645
Xiangkhouang Prov., Peak Distr., Oran village, around point 19°38’53”N 103°23’12”E.
Primary and secondary broad-leaved evergreen dry forest on shale sandstone slopes and along ridge edge at elev. about 1750-1850 m a.s.l. Terrestrial tuberiferous herb in shady place. Spathe light green, indlorescence axis light green, female flowers dark brown-purple. Locally common.
Xiangkhouang Prov., Peak Distr., Oran village, around point 19°38’53”N 103°23’12”E.
Primary and secondary broad-leaved evergreen dry forest on shale sandstone slopes and along ridge edge at elev. about 1750-1850 m a.s.l. Terrestrial tuberiferous herb in shady place. Spathe light green, indlorescence axis light green, female flowers dark brown-purple. Locally common.
Houphan Prov., Hem Distr., Na Puok village, Pu Tham Nhon mountain around point 20°10'00.0''N 103°24'37.0''E.
Primary and secondary broad-leaved evergreen dry forest on very steep rocky mountain slopes composed by solid marble-like highly eroded limestone at elev. 1050-1150 m a.s.l. Terrestrial herb to 0.5 m tall on shady rocky slope. Spathe white. Locally common.
Ha Giang Prov., Vi Xuyen Distr., Tung Ba municipality, Khau Ca NR. Primary broad-leaved humid evergreen forest on very steep slopes and along rocky ridge composed with solid crystalline highly eroded limestone at elevation 700-1150 m a.s.l. around point 22°50’39.4’’N 105°07’50.3’’E. Succulent herb, fruit green. common. 08 May 2015 CPC 7770 Coll.: N.Q. Hieu, N.T.Hiep, T.B. Ngan, C.Q. Ngan, D.K. Harder, C. P. Tuy, G.C.Pao
Record creation: 2023-08-22, Galina Savich, PhotoScan D2.. Processing status: work_status_1Citation: Specimen LE 01232641 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01232641
Ha Giang Prov., Vi Xuyen Distr., Tung Ba municipality, Khau Ca NR. Primary broad-leaved humid evergreen forest on very steep slopes and along rocky ridge composed with solid crystalline highly eroded limestone at elevation 700-1150 m a.s.l. around point 22°50’39.4’’N 105°07’50.3’’E. Succulent herb o.5 m in tall, common.
08 May 2015 CPC 7769 Coll.: N.Q. Hieu, N.T.Hiep, T.B. Ngan, C.Q. Ngan, D.K. Harder, C. P. Tuy, G.C.Pao
Record creation: 2023-08-22, Galina Savich, PhotoScan D2.. Processing status: work_status_1Citation: Specimen LE 01232640 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01232640
Houphan Prov., Viengxay Distr., Vieng Xai village, around point 20°23'41.3''N 104°13'44.5''E.
Primary and secondary broad-leaved evergreen dry forest on very steep rocky slopes of highly eroded mountains composed by solid marble-like limestone at elev. 800-950 m a.s.l.
Creeping epiphytic and lithophytic vine 2-3 m long. Spathe greenish, inflorescence yellow. Locally common.
Houphan Prov., Viengxay Distr., Vieng Xai village, around point 20°23'41.3''N 104°13'44.5''E.
Primary and secondary broad-leaved evergreen dry forest on very steep rocky slopes of highly eroded mountains composed by solid marble-like limestone at elev. 800-950 m a.s.l. Terrestrial herb to 0.5 m tall in shady wet place. Spathe white. Locally common.
Xiangkhouang Prov., Kham Distr., Huad village, Phou tat Vinh mt., around point 19°33'02.2'N 103°39'56.3'E.
Secondary broad-leaved evergreen dry forest on alluvial valley and on foothills of limestone remnant mountains at elev. 700-750 m a.s.l. Terrestrial tuberiferous herb to 0.5 m tall in shady rocky place. Spathe light green with 3 white stripes. Inflorescence axis light green. Flowers dark dirty violet. Locally very common.
Xiangkhouang Prov., Kham Distr., Huad village, Phou tat Vinh mt., around point 19°32'31.6'N 103°39'40.4'E.
Primary and secondary broad-leaved evergreen and semideciduous dry forest on very steep rocky slopes of limestone highly eroded mountains composed by solid marble like limestone at elev. 1200-1400 m a.s.l. Tuberiferous terrerstrial and lithophytic herb. Spathe white. Occasional.
Border area between Phieng Luong municipality (Ha Giang Prov., Bac Me Distr.) and Sinh Long municipalitiy (Tuen Quang Prov., Na Hang Distr.). Primary broad-leaved humid evergreen and mixed forest on very steep slopes and along rocky ridge composed with solid crystalline highly eroded limestone at elevation 1100-1170 m a.s.l. around point 22°38’24.3’’N 105°20’21.3’’E. Terrestrial and lithophytic herb on steep rocky slope near ridge edge. Leaves dark brown-purple. Spathe light uniform green. Not common. 14 November 2014 CPC 7435 Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, T.Maisak, L.Osinovetz
Record creation: 2023-08-22, Galina Savich, PhotoScan D2.. Processing status: work_status_1Citation: Specimen LE 01232634 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01232634
Son La Prov., Van Ho Distr., Tan Xuan comm., A Lay village, around point 20°40’46.2N 104°39’49.6E.
Secondary evergreen broad-leaved forest on very steep rocky slopes composed with red-brown sandstone and shale at elevation 1300-1500 m a.s.l. Creeping epiphytic vine 3-4 m long. Fruits green. Not common.
Vientiane prov., Kasi distr., between San and Tham Tai villages, around point 19°17'47.9''N 102°08'58.9''E.
Secondary broad-leaved evergreen dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 900-1000 m a.s.l. Terrestrial herb to 0.5 m tall on shady rocky slope. Spathe greenish. Very common.
Vientiane prov., Vang Vieng distr., Patang village, around point 19°04'15.6''N 102°24'33.2''E.
Secondary broad-leaved semi-deciduous dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. about 670 m a.s.l. Terrestrial and lithophytic tuberiferous herb. Spathe greenish. Common.
Vientiane prov., Kasi distr., Si Sang Vone village, around point 19°06'10.9''N 102°10'46.1''E.
Secondary broad-leaved evergreen dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 600-700 m a.s.l. Terrestrial and lithophytic creeping herb on shady steep rocky slope. Spathe white. Common.
Vientiane prov., Kasi distr., between San and Tham Tai villages, around point 19°17'47.9''N 102°08'58.9''E.
Secondary broad-leaved evergreen dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 900-1000 m a.s.l. Terrestrial creeping herb on shady stream rocky slope. Spathe white, leaves dark glossy green. Not rare.
Vientiane prov., Vang Vieng distr., Oa Hom village, around point 19°05'57.0''N 102°23'19.9''E.
Secondary broad-leaved evergreen and semideciduous dry forest with on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 650-750 m a.s.l. Creeping herb in shady places on rocky steep slope. Leaves dark green, spathe white. Locally common.
Vientiane prov., Vang Vieng distr., Oa Hom village, around point 19°05'57.0''N 102°23'19.9''E.
Secondary broad-leaved evergreen and semideciduous dry forest with on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 650-750 m a.s.l. Terrestrial herb in shady place on rocky slope. Spathe white to greenish. Common.
Vientiane prov., Kasi distr., between San and Tham Tai villages, around point 19°17'47.9''N 102°08'58.9''E.
Secondary broad-leaved evergreen dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 900-1000 m a.s.l. Creeping lithophytic and epiphytic vine on shady rocky slope. Spathe greenish. Very common.
Luang Prabang prov., Pon Xay distr., along the way to Bane Phou Souong village, Pha Hiua Bin Toc Mountain, around point 19°57'37.0''N 102°25'03.0''E. Degraded primary evergreen and semideciduous forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 600-850 m a.s.l.
Terrestrial herb to 0.5 m tall on shady rocky slope. Spathe white to light greenish. Common.
Luang Prabang prov., Pon Xay distr., Nam Bo village, around point 19°57'23.5''N 102°26'16.4''E.
Degraded primary evergreen and semideciduous forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 650-750 m a.s.l. Terrestrial ephemeroid tuberiferous herb on rocky mountain slope. Leafless peduncle olive=-brownish with whitish spots. Not common.
Luang Prabang prov., Pon Xay distr., along the way to Bane Phou Souong village, Pha Hiua Bin Toc Mountain, around point 19°57'37.0''N 102°25'03.0''E. Degraded primary evergreen and semideciduous forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 600-850 m a.s.l. Lithophytic tuberiferous herb in crevices of vertical cliff on mossy rocky mountain top. Leaves velvety dark blue-green above, dark violet below. Rare.
Vientiane prov., Kasi distr., Si Sang Vone village, around point 19°06'10.9''N 102°10'46.1''E.
Secondary and primary evergreen dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 600-750 m a.s.l. Creeping terrestrial herb on steep shady rocky slope. Spathe white. Locally common.
Luang Prabang prov., Pon Xay distr., Houay Man village, Phou Pak Sang Mountain, around point 19°59'03.8''N 102°25'09.0''E.
Degraded primary evergreen and semideciduous forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 1000-1150 m a.s.l. Ephemeroid tuberiferous herb with leafless inflorescence to 0.5 m tall on rocky slope near mountain top. Spathe white with pink apex. Peduncle olive with whitish spots. Rare.
Luang Prabang prov., Ngoy distr., Don Khun village, near waterfall, around point 20°31'36.9''N 102°35'15.8''E.
Remnants of primary evergreen forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 450-550 m a.s.l. along mountain stream. Terrestrial herb to 0.5 m tall in shady place. Spathe white to greenish. Common. LA-VN 2000 2 April 2017