Herbarium LE - Specimens

Orchidaceae

Malaxis acuminata D.Don

Bac Kan Province, Ba Be District, Ba Be National Park. Primary and old secondary evergreen broad-leaved forest on very steep rocky slopes composed by white crystalline marble-like highly eroded limestone around point 22º27’26’’N 105º36’12’E at elev. of 600-800 m a.s.l. Lithophytic clustering herb on vertical shady mossy cliff. Not rare.

30 October 2023, Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, Nguyen Van Ly, T. Maisak, AL2382.

Orchidaceae

Malaxis ophrydis (J.Koenig) Ormerod

Dak Lak Province, Lac District, southern part of Nam Kar Nature Reserve around point 12º16’10’’N 108º05’24’’E at elevations of about 600 m a.s.l. Open steep rocky slope in secondary evergreen broad-leaved forest with bamboo along road.

Lithophytic herb to 0.8 m tall among large rocks. Locally common.

05 November 2023, L. Averyanov, Nguyen Van Canh, T. Maisak, AL2479.

Orchidaceae

Luisia morsei

Bac Kan Province, Ba Be District, Nam Mau Commune, Nam Dai Village. Dry evergreen broad-leaved forest on steep rocky slopes composed by white to gray crystalline marble-like limestone around point 22º25’20’’N 105º35’03’E at elev. of about 650 m a.s.l. Epiphyte on tall tree. Common.

17 October 2023. Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, Nguyen Van Ly, T. Maisak, AL2263.

Orchidaceae

Luisia morsei Rolfe

Lam Dong Province, Lac Duong District, Bidoup Nui Ba National Par, southern slopes of Bidoup Mountain about 5 km to the south from Bidoup peak around point 12º04.076’N 108º38.927E. Open grassy Pinus kesiya forest and woodlands at elevation about 1700–1900 m a.s.l Clustering epiphyte on small mossy tree. Not rare.

08 November 2023, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, T. Maisak, AL2553

Orchidaceae

Liparis viridiflora (Blume) Lindl.

Bac Kan Province, Ba Be District, Ba Be National Park. Primary and old secondary evergreen broad-leaved forest on very steep rocky slopes composed by white crystalline marble-like highly eroded limestone around point 22º27’26’’N 105º36’12’E at elev. of 600-800 m a.s.l. Lithophytic and epiphytic clustering herb on vertical shady mossy cliff. Not rare.

30 October 2023, Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, Nguyen Van Ly, T. Maisak, AL2380.

Orchidaceae

Liparis cordifolia

Bac Kan Province, Ba Be District, Nam Mau Commune, Nam Dai Village. Dry evergreen broad-leaved forest on steep rocky slopes composed by white to gray crystalline marble-like limestone around point 22º25’20’’N 105º35’03’E at elev. of about 650 m a.s.l. Herb on decaying timber in humid valley between limestone hills. Leaves uniform glossy green. Occasional.

18 October 2023. Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, Nguyen Van Ly, T. Maisak, AL2277.

Orchidaceae

Lecanorchis sp.

Lam Dong Province, Di Linh District, Brah Yang Mountain, primary and old secondary evergreen broad-leaved and mixed forest (with Pinus khasya) on granite around point 11º27.669ʹ N 108º03.543ʹ E at elevation of 1000-1100 m a.s.l.

Achlorophyllous erect herb on wet shady slope. Not common.

14 November 2023, L. Averyanov, Nguyen Van Canh, T. Maisak, AL2705.

Orchidaceae

Holcoglossum subulifolium (Rchb.f.) Christenson

Lam Dong Province, Lac Duong District, Bidoup Nui Ba National Par, southern slopes of Bidoup Mountain about 5 km to the south from Bidoup peak around point 12º04.076’N 108º38.927E. Open grassy Pinus kesiya forest and woodlands at elevation about 1900 m a.s.l. Epiphyte on small mossy broad-leaved tree. Locally common.

08 November 2023, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, T. Maisak, AL2526 (BD 033).

Orchidaceae

Holcoglossum wangii

Bac Kan Province, Ba Be District, Nam Mau Commune, Nam Dai Village. Dry evergreen broad-leaved forest on steep rocky slopes composed by white to gray crystalline marble-like limestone around point 22º25’20’’N 105º35’03’E at elev. of about 650 m a.s.l. Epiphyte on semideciduous tree in rather open place. Flower duds dull pinkish. Rare.

18 October 2023. Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, Nguyen Van Ly, T. Maisak, AL2271.

Orchidaceae

Habenaria medioflexa Turrill

Wild collected plant in private garden of Huynh Duc Thach (Dak Lak Province, Buon Ho Town) originated from Dak Nong Province. Flowers white.

20 November 2023, L. Averyanov, Nguyen Van Canh, T. Maisak, AL2724.

Orchidaceae

Habenaria parageniculata Tang & F.T.Wang

Wild collected plant in private garden of Huynh Duc Thach (Dak Lak Province, Buon Ho Town) originated from Dak Lak Province. Flowers pure white.

20 November 2023, L. Averyanov, Nguyen Van Canh, T. Maisak, AL2710.

Orchidaceae

Habenaria rhodocheila Hance

Lam Dong Province, Di Linh District, Brah Yang Mountain, primary and old secondary evergreen broad-leaved and mixed forest (with Pinus khasya) on granite around point 11º27.669ʹ N 108º03.543ʹ E at elevation of 1000-1100 m a.s.l.

Lithophytic herb on wet mossy rocks along small forest stream. Flowers bright red. Locally common.

14 November 2023, L. Averyanov, Nguyen Van Canh, T. Maisak, AL2692.

Orchidaceae

Habenaria sp.

Lam Dong Province, Di Linh District, Brah Yang Mountain, primary and old secondary evergreen broad-leaved and mixed forest (with Pinus khasya) on granite around point 11º27.669ʹ N 108º03.543ʹ E at elevation of 1100-1200 m a.s.l.

Erect lithophytic herb on shady mossy boulders along small stream. Rare.

13 November 2023, L. Averyanov, Nguyen Van Canh, T. Maisak, AL2662.

Orchidaceae

Habenaria lucida Wall. ex Lindl.

Wild collected plant in Di Linh Town private garden of Loc Bao Sang originated from Dak Nong Province, Dak Mil District, Dipterocarp forest.

12 November 2023, L. Averyanov, Nguyen Van Canh, T. Maisak, AL2644.

Orchidaceae

Habenaria ciliolaris Kraenzl.

Bac Kan Province, Ba Be District, Ba Be National Park. Primary and old secondary evergreen broad-leaved forest on very steep rocky slopes composed by white crystalline marble-like highly eroded limestone around point 22º27’26’’N 105º36’12’E at elev. of 600-800 m a.s.l. Terrestrial tuberiferous herb to 1 m tall in shady rocky place. Locally common.

30 October 2023, Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, Nguyen Van Ly, T. Maisak, AL2374.

Orchidaceae

Habenaria ciliolaris Kraenzl.

Bac Kan Province, Ba Be District, Ba Be National Park. Dry evergreen broad-leaved secondary forest on cliffs composed by white crystalline marble-like highly eroded limestone along lake shore on point 22º24’58’’N 105º36’48’E at elev. of about 160 m a.s.l. Terrestrial and lithophytic tuberiferous herb in shady place. Flowers light greenish. Not common.

21 October 2023, Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, Nguyen Van Ly, T. Maisak, AL2346.

Orchidacea

Habenaria reniformis (D.Don) Hook.f.⁣

Cultivated wild-collected plant flowered in Nguyen Van Canh private garden in Buon Ma Thuot, photo by Nguyen Van Canh, 24 September 2023. AL2256. Plant originally collected on 2019 in Dak Nong Province, Cu Jut District. Also collected in Dak Lak Province, Yok Don NP (near Nervillia appressifolia locus classicus), and in Dak Lak Province, Ea Hleo District.

Nguyen Van Canh, 24 September 2023, AL2256.

Orchidaceae

Habenaria mandersii Collett & Hemsl.

Dak Lak Province, Buon Don District, Krong Na commune, Yok Don National Park. Grassy lowland dipterocarp woodlands. 12 September 2023, Nguyen Van Canh, AL2246.

Orchidaceae

Habenaria rumphii (Brongn.) Lindl.

Dak Lak Province, Buon Don District, Krong Na commune, Yok Don National Park. Grassy lowland dipterocarp woodlands. 12 September 2023, Nguyen Van Canh, AL2245.

Orchidaceae

Habenaria rostrata Lindl.

Dak Lak Province, Buon Don District, Krong Na commune, Yok Don National Park. Grassy lowland dipterocarp woodlands. 12 September 2023, Nguyen Van Canh, AL2244.

Orchidaceae

Habenaria medusa Kraenzl.

Wild collected plant obtained from street market in Son La Province. Flowers white.

2 October 2023 by Nguyen Van Canh, AL2469.

Orchidaceae

Grammatophyllum speciosum Blume

Wild collected plant originated from Kien Giang Province, Phu Quoc Island, cultivated in private garden of Nguyen Van Canh in Buon Ma Thuot, photo made on 16 September 2023, AL2252.

Orchidaceae

Grammatophyllum speciosum Blume

Wild collected plant originated from Kien Giang Province, Phu Quoc Island, cultivated in private garden of Nguyen Van Canh in Buon Ma Thuot, photo made on 16 September 2023, AL2252.

Orchidaceae

Goodyera fumata Thwaites

Lam Dong Province, Di Linh District, Brah Yang Mountain, primary and old secondary evergreen broad-leaved and mixed forest (with Pinus khasya) on granite around point 11º27.669ʹ N 108º03.543ʹ E at elevation of 1000-1100 m a.s.l. Terrestrial creeping and ascending herb on shady rocky slope. Leaves uniform green. Locally common.

14 November 2023, L. Averyanov, Nguyen Van Canh, T. Maisak, AL2693.

Orchidaceae

Goodyera fumata Thwaites

Bac Kan Province, Ba Be District, Ba Be National Park. Primary and old secondary evergreen broad-leaved forest on very steep rocky slopes composed by white crystalline marble-like highly eroded limestone around point 22º27’26’’N 105º36’12’E at elev. of 600-800 m a.s.l. Creeping, ascending and erect terrestrial herb to 0.5 m tall in shady rocky place. Not common.

30 October 2023, Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, Nguyen Van Ly, T. Maisak, AL2388.

Orchidaceae

Goodyera foliosa Benth. ex Hook.f.

Lam Dong Province, Lac Duong District, Bidoup – Nui Ba National Park, evergreen forest at elevation of about 1800 m a.s.l.

October 2023, Nguyen Van Canh, L. Averyanov, T. Maisak, AL2409.

Orchidaceae

Goodyera schlechtendaliana Rchb.f.

Lam Dong Province, Lac Duong District, Bidoup Nui Ba National Par, southern slopes of Bidoup Mountain about 5 km to the south from Bidoup peak around point 12º04.076’N 108º38.927E. Primary broad-leaved evergreen forest on steep granite slopes at elevation 2000–2200 m a.s.l. Creeping herb in mossy place. Flowers white, leaves white marked. Occasional.

08 November 2023, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, T. Maisak, AL2534 (BD 041).

Orchidaceae

Goodyera foliosa Benth. ex Hook.f.

Lam Dong Province, Lac Duong District, Bidoup Nui Ba National Par, southern slopes of Bidoup Mountain about 5 km to the south from Bidoup peak around point 12º04.076’N 108º38.927E. Primary broad-leaved evergreen forest on steep granite slopes at elevation 2000–2200 m a.s.l. Creeping herb in shady mossy place. Flowerts white. Not common.

08 November 2023, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, T. Maisak, AL2538 (BD 045).

Orchidaceae

Gastrochilus acutifolius (Lindl.) Kuntze?

Lam Dong Province, Bidoup Mountain, evergreen broad-leaved montane forest at elevation of about 1800 m a.s.l. 16 August 2023, Nguyen Van Canh, AL2238.

Orchidaceae

Gastrochilus pseudodistichus Schltr.?

Lam Dong Province, Lac Duong District, Bidoup Nui Ba National Par, southern slopes of Bidoup Mountain about 5 km to the south from Bidoup peak around point 12º04.076’N 108º38.927E. Primary broad-leaved evergreen mossy forest along main ridge at elevation 2100–2200 m a.s.l. Epiphyte with pendulous stems to 25 cm long on mossy tree. Occasional.

08 November 2023, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, T. Maisak, AL2546 (BD 053).

Orchidaceae

Eulophia bicallosa (D.Don) P.F.Hunt & Summerh.⁣

Dak Lak Province, Ea’Hleo District, grassland in Dipterocarp forest.

April 2023, Nguyen Van Canh, AL2447.

Orchidaceae

Eulophia nuda Lindl.⁣

Dak Lak Province, Lak District, evergreen forest at elevation of about 900 m a.s.l., not common. Flowers reddish.

21 May 2023 by Nguyen Van Canh, AL2465.

Orchidaceae

Eria javanica (Sw.) Blume

Bac Kan Province, Ba Be District, Ba Be National Park. Dry evergreen broad-leaved secondary forest on cliffs composed by white crystalline marble-like highly eroded limestone along lake shore on point 22º25’46’’N 105º36’58’E at elev. of about 170 m a.s.l. Lithophytic herb forming large clumps on very steep rocky slopes and cliffs. Flowers white. Locally common.

20 October 2023, Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, Nguyen Van Ly, T. Maisak, AL2340.

Orchidaceae

Eria javanica (Sw.) Blume

Bac Kan Province, Ba Be District, Ba Be National Park. Dry evergreen broad-leaved secondary forest on cliffs composed by white crystalline marble-like highly eroded limestone along lake shore on point 22º25’46’’N 105º36’58’E at elev. of about 170 m a.s.l. Lithophytic herb forming large clumps on very steep rocky slopes and cliffs. Flowers white. Locally common.

20 October 2023, Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, Nguyen Van Ly, T. Maisak, AL2340.

Orchidaceae

Eria scabrilinguis Lindl.

Bac Kan Province, Ba Be District, Nam Mau Commune, Nam Dai Village. Dry evergreen broad-leaved forest on steep rocky slopes composed by white to gray crystalline marble-like limestone around point 22º25’20’’N 105º35’03’E at elev. of about 650 m a.s.l. Epiphyte on mossy tree in humid valley between limestone hills. Not rare.

18 October 2023. Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, Nguyen Van Ly, T. Maisak, AL2272.

Orchidaceae

Eria pusilla Lindl.

Lam Dong Province, Lac Duong District, Bidoup Nui Ba National Par, southern slopes of Bidoup Mountain about 5 km to the south from Bidoup peak around point 12º04.076’N 108º38.927E. Open grassy Pinus kesiya forest and woodlands at elevation about 1900 m a.s.l. Creeping epiphyte on small mossy broad-leaved tree. Not rare.

08 November 2023, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, T. Maisak, AL2499 (BD 006).

Orchidaceae

Eria tomentosa?

Dak Lak Province, Chu Yang Sin National Park, flowered and collected in Nguyen Van Canh Garden, April 2023, Nguyen Van Canh, AL2442.

Orchidaceae

Eria paniculata Lindl.

Lam Dong Province, Lac Duong District, Bidoup Nui Ba National Par, southern slopes of Bidoup Mountain about 5 km to the south from Bidoup peak around point 12º04.076’N 108º38.927E. Primary broad-leaved evergreen forest on steep granite slopes at elevation 2000–2200 m a.s.l. Clustering epiphyte on tall mossy trees. Flowers white. Very common.

08 November 2023, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, T. Maisak, AL2542 (BD 049).

Orchidaceae

Eria gagnepainii A.D.Hawkes & A.H.Heller

Lam Dong Province, Lac Duong District, Bidoup Nui Ba National Par, southern slopes of Bidoup Mountain about 5 km to the south from Bidoup peak around point 12º04.076’N 108º38.927E. Primary broad-leaved evergreen forest on steep granite slopes at elevation 2000–2200 m a.s.l. Clustering epiphyte on mossy tree. Occasional.

08 November 2023, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, T. Maisak, AL2539 (BD 046).

Orchidaceae

Eria siamensis Schltr.

Lam Dong Province, Lac Duong District, Bidoup Nui Ba National Par, southern slopes of Bidoup Mountain about 5 km to the south from Bidoup peak around point 12º04.076’N 108º38.927E. Primary broad-leaved evergreen forest on steep granite slopes at elevation about 2000 m a.s.l. Clustering epiphyte on tall mossy tree. Flowers white. Very common.

08 November 2023, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, T. Maisak, AL2516 (BD 023).

Orchidaceae

Eria thao Gagnep.

Kon Tum Province, Kon Plong District, Kon Chu Rang Nature Reserve near Mang Den Town. around point 14º602000 N 108º298525 E. Primary evergreen mixed and coniferous forest on granite with Dacrycarpus and Dacrydium at elevation about 1200 m a.s.l. Creeping epiphyte on tall tree. Flowers yellow. Very common.

22 November 2023, L. Averyanov, Nguyen Van Canh, T. Maisak, AL2752.

Orchidaceae

Eria carinata Lindl.

Wild collected plant in private garden of Huynh Duc Thach (Dak Lak Province, Buon Ho Town) originated from northern Vietnam. Flowers reddish with dark red lip.

20 November 2023, L. Averyanov, Nguyen Van Canh, T. Maisak, AL2718.

Orchidaceae

Epigeneium nakaharaei (Schltr.) Summerh.?

Kon Tum Province, Kon Plong District, Kon Chu Rang Nature Reserve near Mang Den Town. around point 14º602000 N 108º298525 E. Primary evergreen mixed and coniferous forest on granite with Dacrycarpus and Dacrydium at elevation about 1200 m a.s.l. Creeping epiphyte on tall tree. Very common.

22 November 2023, L. Averyanov, Nguyen Van Canh, T. Maisak, AL2754.

Orchidaceae

Dendrobium chrysanthum Wall.

Bac Kan Province, Ba Be District, Ba Be National Park. Dry evergreen broad-leaved secondary forest on cliffs composed by white crystalline marble-like highly eroded limestone along lake shore on point 22º25’46’’N 105º36’58’E at elev. of about 170 m a.s.l. Lithophytic and epiphytic herb. Not common.

20 October 2023, Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, Nguyen Van Ly, T. Maisak, AL2333.

Orchidaceae

Dendrobium nobile

Bac Kan Province, Ba Be District, Nam Mau Commune, Nam Dai Village. Dry evergreen broad-leaved forest on steep rocky slopes composed by white to gray crystalline marble-like limestone around point 22º25’20’’N 105º35’03’E at elev. of about 650 m a.s.l. Epiphyte on semideciduous tree in open place. Occasional.

18 October 2023. Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, Nguyen Van Ly, T. Maisak, AL2279.

Orchidaceae

Dendrobium lindleyi Steud.i

Bac Kan Province, Ba Be District, Nam Mau Commune, Nam Dai Village. Dry evergreen broad-leaved forest on steep rocky slopes composed by white to gray crystalline marble-like limestone around point 22º25’20’’N 105º35’03’E at elev. of about 650 m a.s.l. Epiphyte on tall tree. Not rare.

17 October 2023. Nguyen Huu Cuong, Chu Ngoc Quan, L. Averyanov, Nguyen Van Ly, T. Maisak, AL2262.

Orchidaceae

Dendrobium christyanum Rchb.f.

Kon Tum Province, street market. October 2023, Nguyen Van Canh, L. Averyanov, T. Maisak, AL2405.

Flowered in cult 26 11 2023

Convallariaceae

Peliosanthes paniculata sp. nov.?

Kon Tum Province, Kon Plong District, Kon Chu Rang Nature Reserve near Mang Den Town. around point 14º602000 N 108º298525 E. Primary evergreen mixed and coniferous forest on granite with Dacrycarpus and Dacrydium at elevation about 1200 m a.s.l. Terrestrial herb in shady place. Not common.

22 November 2023, L. Averyanov, Nguyen Van Canh, T. Maisak, AL2784 (living specimens only).

Fl. in cult. 26 01 2024, L. Averyanov, AL2784.

Orchidaceae

Vanda concolor Blume⁣.

Bac Kan Prov.

22 °27 '26 ' 'N 105 °36 '12 'E

30.10.2023, 202331030173

Nguyen Huu Cuong, Chu Ngoc Quan, L.V.Averyanov et al.

Orchidaceae

Habenaria siamensis Schltr.

Son La Province, Thuan Chau District, forest near Chieng Pac Commune, terrestrial orchid in limestone area, leaves 2, opposite, spreading close to the ground, flower sepals pale green-white, petals very pale green-white, lip white, flowers arrange on the top of inflorescence (not laxly spreading like H. tonkinensis), sidelobes of lip clearly longer than mid lobe, filiform slenderer than mid lobe, spur clavate, as long as pedicel with ovary, pedicel and ovary minutely papillose, sepals outside surface and margin minute densely papillose. 12 August 2023, Truong Ba Vuong, BV 1819 (VNM 00060083).