Гербарий БИН РАН - Образцы

Orchidaceae

Bulbophyllum microtepalum Rchb.f.

Champasak Prov., 15º04ʹ21.1ʹʹN 106º12ʹ19.2ʹʹ, elevation 1150 m a.s.l., 28.11.2019, N.L. Orlov, L.K. Iogansen, AL 1256.

Orchidaceae

Spathoglottis pubescens Lindl.

Champasak Prov., 15º04ʹ21.1ʹʹN 106º12ʹ19.2ʹʹ, elevation 1150 m a.s.l., 28.11.2019, N.L. Orlov, L.K. Iogansen, AL 1249.

FLORA OF LAOS

Hin Nam No Nature Protected Area

Orchidaceae

Calanthe cardioglossa Schltr.

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. Clustering terrestrial and lithophytic herb on open rocky place on mountain top. Occasional.

4 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 656.

Herbarium specimen prepared in 26.12.2019, L. Averyanov, AL 656.1. Tepals white with pink tint, lip with purple marks. L. Averyanov (LE 01067227).

Orchidaceae

Vrydagzynea formosana Hayata⁣.

Lang Son Prov., Trang Dinh Distr., Chi Minh, Bac Bo ( = Pac Po), 22°24' 0"N 106°15'0"E, 400 m a.s.l., 11.2019, N.L. Orlov, L.K. Iogansen, AL 1246.

Det. Averyanov, Leonid Vladimirovich at 08.05.2021.

FLORA OF LAOS

Orchidaceae

Calanthe lyroglossa Rchb.f.

Champasak Prov., 15º04ʹ21.1ʹʹN 106º12ʹ19.2ʹʹ, elevation 1150 m a.s.l., 28.11.2019, N.L. Orlov, L.K. Iogansen, AL 1250.

Orchidaceae

Calanthe clavata Lindl.

Lang Son Prov., Trang Dinh Distr., Chi Minh, Bac Bo ( = Pac Po), 22°24' 0"N 106°15'0"E, 400 m a.s.l., 11.2019, N.L. Orlov, L.K. Iogansen, AL 1245.

Orchidaceae

Paphiopedilum malipoense var. jackii (H.S. Hua) Aver.

Tuyen Quang Prov., Na Hang Distr., Na Hang National Park, 22°19′94″N 105°25′79″E, 400 m a.s.l., 21.06.2019, N.L. Orlov, L.K. Iogansen, AL 1257.

Orchidaceae

Coelogyne nitida (Wall. ex D.Don) Lindl.

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 mossy very humid forest. Epiphyte. Occasional. 17 October 2018, L. Averyanov, Nguyen Sinh Khang, T. Maisak, Truong Duc Thieu, VR 900.7.

Herbarium specimen prepared in 26.12.2019, flowers white, lip with yellow spots (LE01067221).

FLORA OF VIETNAM

Melastomataceae

Pseudodissochaeta septentrionalis (W.W. Sm.) Nayar

Ha Giang Prov., Quan Ba Distr., Thai An Commune, Seo Lung Two Village, around point 22.96988ºN 105.08646ºE. Very steep mountain slopes composed of stratified shale and clayey subsoil at elevation 800–1000 m a.s.l. Primary and secondary evergreen broad-leaved humid forest. Scandent shrub to 3 m tall on open steep river slope. Fruits black. Occasional. 10 October 2019, L. Averyanov, Nguyen Sinh Khang, T. Maisak, VR 1541 (LE01067136).

Convallariaceae

Aspidistra obliqua K.S. Nguyen & Aver., sp. nov.

Ha Giang Prov., Quan Ba Distr., Can Ty Commune, Sin Suoi Ho Village, around point 23.09566ºN 105.02142ºE. Very steep mountain slopes composed of solid highly eroded karstic limestone at elevation 800–1000 m a.s.l. Remnants of primary evergreen broad-leaved and coniferous (with Calocedrus rupestris and Xanthocyparis vietnamensis) humid forest. Terrestrial rhizomatous herb in shady place among rocks. Leaves rigid, velvety dark green with unclear yellowish spots, pale green below. Flowers almost entirely black, stigma at apex yellow, below black. Not common. 11 October 2019, L. Averyanov, Nguyen Sinh Khang, T. Maisak, VR 1548 (holotype – LE 01067134, isotype – HN).

Fagaceae

Castanopsis kawakamii Hayata

Ha Giang Prov., Quan Ba Distr., Thai An Commune, Seo Lung Two Village, around point 22.96988ºN 105.08646ºE. Very steep mountain slopes composed of stratified shale and clayey subsoil at elevation 800–1000 m a.s.l. Primary and secondary evergreen broad-leaved humid forest. Tree 20-25(30) m tall. Very common. Usual forest co-dominant. 10 October 2019, L. Averyanov, Nguyen Sinh Khang, T. Maisak, VR 1537.

Fagaceae

Castanopsis fissa Rehder & E.H. Wilson

Ha Giang Prov., Quan Ba Distr., Thai An Commune, Seo Lung Two Village, around point 22.96988ºN 105.08646ºE. Very steep mountain slopes composed of stratified shale and clayey subsoil at elevation 800–1000 m a.s.l. Primary and secondary evergreen broad-leaved humid forest. Tree 20-25(30) m tall. Common. Usual forest co-dominant. 10 October 2019, L. Averyanov, Nguyen Sinh Khang, T. Maisak, VR 1543.

Melastomataceae

Phyllagathis sp.

Ha Giang Prov., Quan Ba Distr., Thai An Commune, Seo Lung Two Village, around point 22.96988ºN 105.08646ºE. Very steep mountain slopes composed of stratified shale and clayey subsoil at elevation 800–1000 m a.s.l. Primary and secondary evergreen broad-leaved humid forest. Terrestrial and lithophytic rosulate rhizomatous herb on wet steep shady stream slope. Leaves above dark green, below pale green. Not common. 10 October 2019, L. Averyanov, Nguyen Sinh Khang, T. Maisak, VR 1538.

Fagaceae

Castanopsis harmandii Hickel & A.Camus

Ha Giang Prov., Quan Ba Distr., Thai An Commune, Seo Lung Two Village, around point 22.96988ºN 105.08646ºE. Very steep mountain slopes composed of stratified shale and clayey subsoil at elevation 800–1000 m a.s.l. Primary and secondary evergreen broad-leaved humid forest. Tree 20-25(30) m tall. Very common. Usual forest co-dominant. 10 October 2019, L. Averyanov, Nguyen Sinh Khang, T. Maisak, VR 1532.

Fagaceae

Castanopsis fissa Rehder & E.H. Wilson

Ha Giang Prov., Quan Ba Distr., Thai An Commune, Seo Lung Two Village, around point 22.96988ºN 105.08646ºE. Very steep mountain slopes composed of stratified shale and clayey subsoil at elevation 800–1000 m a.s.l. Primary and secondary evergreen broad-leaved humid forest. Tree 20-25(30) m tall. Very common. Usual forest co-dominant. 10 October 2019, L. Averyanov, Nguyen Sinh Khang, T. Maisak, VR 1531.

Hamamelidaceae

Rhodoleia championii Hook.

Ha Giang Prov., Quan Ba Distr., Thai An Commune, Seo Lung Two Village, around point 22.96988ºN 105.08646ºE. Very steep mountain slopes composed of stratified shale and clayey subsoil at elevation 800–1000 m a.s.l. Primary and secondary evergreen broad-leaved humid forest. Tree 15-20 n tall on steep slope. Occasional. 10 October 2019, L. Averyanov, Nguyen Sinh Khang, T. Maisak, VR 1521.

Begoniaceae

Begonia versicolor Irmsch.

Ha Giang Prov., Quan Ba Distr., Thai An Commune, Seo Lung Two Village, around point 22.96988ºN 105.08646ºE. Very steep mountain slopes composed of stratified shale and clayey subsoil at elevation 800–1000 m a.s.l. Primary and secondary evergreen broad-leaved humid forest. Terrestrial rosulate rhizomatous herb on steep shady slope. Leaves above dark green to purple, often with palmate spots, below dark purple. Flowers pink, anthers yellow. Occasional. 10 October 2019, L. Averyanov, Nguyen Sinh Khang, T. Maisak, VR 1514.

Poaceae (Bambusoideae)

Dendrocalamus sp. 2

Ha Giang Prov., Quan Ba Distr., Thai An Commune, Seo Lung Two Village, around point 22.96988ºN 105.08646ºE. Very steep mountain slopes composed of stratified shale and clayey subsoil at elevation 800–1000 m a.s.l. Primary and secondary evergreen broad-leaved humid forest. Woody grass with stems to 15 m tall on steep rocky river slope. Common. 10 October 2019, L. Averyanov, Nguyen Sinh Khang, T. Maisak, VR 1511.

Fagaceae

Castanopsis sp.?

Ha Giang Prov., Quan Ba Distr., Can Ty Commune, Sin Suoi Ho Village, around point 23.09566ºN 105.02142ºE. Very steep mountain slopes composed of solid highly eroded karstic limestone at elevation 800–1000 m a.s.l. Remnants of primary evergreen broad-leaved and coniferous (with Calocedrus rupestris and Xanthocyparis vietnamensis) humid forest. Tree to 12-15 m tall, bars brown. Very common. 11 October 2019, L. Averyanov, Nguyen Sinh Khang, T. Maisak, VR 1591.