Herbarium LE - Specimens

Orchidaceae

Trias disciflora

Dak Nong Province, Dak Song District, Quang Son Commune, Nam Nung Nature Reserve, primary dry evergreen broad-leaved forest on basalt and lava rocks at elevation of about 900 m a.s.l. around the point 12º10’N 107º46’E. Creeping epiphyte on trees along rocky stream in shady places. Flowers red purple. Not common.

28 March 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Tran Thi Thuy Nhan, Nguyen Quoc Bao, T. Maisak, АL4611.

Orchidaceae

Thelasis pygmaea

Dak Nong Province, Dak Song District, Quang Son Commune, Nam Nung Nature Reserve, primary dry evergreen broad-leaved forest on basalt and lava rocks at elevation of about 1000-1200 m a.s.l. around the point 12º10’N 107º46’E. Clustering epiphyte on tall trees. Common.

29 March 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Tran Thi Thuy Nhan, Nguyen Quoc Bao, T. Maisak, АL4637.

Orchidaceae

Thrixspermum flammeum Toolmal, Schuit. & Culham?

Dak Nong Province, Dak Song District, Quang Son Commune, Nam Nung Nature Reserve, primary dry evergreen broad-leaved forest on basalt and lava rocks at elevation of about 900 m a.s.l. around the point 12º10’N 107º46’E. Pendulous epiphyte on mossy trees along rocky stream in shady places. Occasional.

28 March 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Tran Thi Thuy Nhan, Nguyen Quoc Bao, T. Maisak, АL4614.

Orchidaceae

Thrixspermum flammeum Toolmal, Schuit. & Culham

Lam Dong Province, Lac Duong District. Humid evergreen broad-leaved forest with Ducampopinus on granite along tops of ridge at elevation of about 1750 m a.s.l. around point 12º06’N 108º22’E. Epiphyte on mossy tree. Flowers pale yellow. Occasional.

18 April 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, T. Maisak, АL4956.

Orchidaceae

Thrixspermum centipeda

Dak Nong Province, Dak Song District, Quang Son Commune, Nam Nung Nature Reserve, primary dry evergreen broad-leaved forest on basalt and lava rocks at elevation of about 800-900 m a.s.l. around the point 12º10’N 107º46’E. Pendulous epiphyte on mossy tree along stream. Locally common.

30 March 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Tran Thi Thuy Nhan, Nguyen Quoc Bao, T. Maisak, АL4650.

Orchidaceae

Thrixspermum flammeum Toolmal, Schuit. & Culham

Gia Lai Province, K'Bang District. Secondary and remnants of primary evergreen broad-leaved dry forest with Dacrydium on lava rocks (red soils) at elevation about 1000 m a.s.l., around point 14º15N 108º35E. Epiphyte on tall tree. Not rare.

6 April 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Nguyen Quoc Bao, T. Maisak, АL4749.

Orchidaceae

Thrixspermum annamense?

Gia Lai Province, K'Bang District. Secondary and remnants of primary evergreen broad-leaved dry forest with Dacrydium on lava rocks (red soils) at elevation about 1000 m a.s.l., around point 14º15N 108º35E. Monopodial epiphyte in open trees. Locally common.

6 April 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Nguyen Quoc Bao, T. Maisak, АL4803 (living plant only).

Orchidaceae

Tainia penangiana?

Gia Lai Province, K'Bang District. Secondary and remnants of primary evergreen broad-leaved dry forest with Dacrydium on lava rocks (red soils) at elevation about 1000 m a.s.l., around point 14º15N 108º35E. Terrestrial herb in shady place. Not common.

6 April 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Nguyen Quoc Bao, T. Maisak, АL4797 (living plant only).

Orchidaceae

Tainia cordifolia Hook.f.

Dak Nong Province, Dak Song District, Quang Son Commune, Nam Nung Nature Reserve, primary dry evergreen broad-leaved forest on basalt and lava rocks at elevation of about 900 m a.s.l. around the point 12º10’N 107º46’E. Terrestrial prostrate herb in shady place. Flowers yellowish brown, lip white with yellow apex. Not common.

28 March 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Tran Thi Thuy Nhan, Nguyen Quoc Bao, T. Maisak, АL4599.

Orchidaceae

Tainia cordifolia Hook.f.

Dak Nong Province, Dak Song District, Quang Son Commune, Nam Nung Nature Reserve, primary dry evergreen broad-leaved forest on basalt and lava rocks at elevation of about 900 m a.s.l. around the point 12º10’N 107º46’E. Terrestrial prostrate herb in shady place. Flowers yellowish brown, lip white with yellow apex. Not common.

28 March 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Tran Thi Thuy Nhan, Nguyen Quoc Bao, T. Maisak, АL4599.

Orchidaceae

Renanthera imschootiana Rolfe

Gia Lai Province, Mang Yang District, Ayune Commune, Kon Ka Kinh National Park. Secondary and primary dry evergreen broad-leaved forest on shale and lava rocks at elevation of 900-1000 m a.s.l. around point 14º13N 108º20E. Ascending monopodial epiphyte on tall tree. Flowers bright red. Not common.

3 April 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Nguyen Quoc Bao, T. Maisak, АL4720.

Orchidaceae

Renanthera coccinea

Binh Dinh Province, Van Canh District. Secondary evergreen broad-leaved forest with bamboo on granite at elevation 250-350 m a.s.l., around point 13º38’N 108º57’E. Erect scandent woody vine to 3 m long on large river boulders. Flowers bright red. Not common.

12 April 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Nguyen Quoc Bao, T. Maisak, АL4890.

Orchidaceae

Renanthera coccinea

Binh Dinh Province, Van Canh District. Secondary evergreen broad-leaved forest with bamboo on granite at elevation 250-350 m a.s.l., around point 13º38’N 108º57’E. Erect scandent woody vine to 3 m long on large river boulders. Flowers bright red. Not common.

12 April 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Nguyen Quoc Bao, T. Maisak, АL4890.

Orchidaceae

Renanthera coccinea

Binh Dinh Province, Van Canh District. Secondary evergreen broad-leaved forest with bamboo on granite at elevation 250-350 m a.s.l., around point 13º38’N 108º57’E. Erect scandent woody vine to 3 m long on large river boulders. Flowers bright red. Not common.

12 April 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Nguyen Quoc Bao, T. Maisak, АL4890.

Orchidaceae

Vanilla baosangii Vuong, Aver. & V.C.Nguyen

Lam Dong Prov., Don Duong District.

18.06.2025, Truong Ba Vuong, Van Canh, Loc Bao Sang, BV 1398

Orchidaceae

Luisia psyche 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 and Pinus woodlands on steep granite slopes at elevation 1900-2000 m a.s.l. Clustering epiphyte. 08 November 2023, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, T. Maisak.

Flowered in culture on 01 june 2026 , L. Averyanov, AL2563a

Orchidaceae

Drymoda siamensis Schltr.

Plant collected in private garden (of Huynh Van Thach) at elevation of 500 m a.s.l. in the north of Dak Lak Province originated from southern Vietnam, Gia Lai Province, Ayun Pa District.

1 April 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Nguyen Quoc Bao, T. Maisak, АL4674.

Orchidaceae

Gastrochilus hainanense?

Plant collected in private garden (of Huynh Van Thach) at elevation of 500 m a.s.l. in the north of Dak Lak Province originated from northern Vietnam, Son La Province.

1 April 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Nguyen Quoc Bao, T. Maisak, АL4672.

Orchidaceae

Goodyera reticulata (Blume) Lindl. ex D.Dietr.

Son La Province, obtained from local collectors, plant collected at elevation of about 700–800 m a.s.l. 15 07 2025, Nhuyen Van Canh, AL4450.

Orchidaceae

Schoenorchis hungii Aver. & V.C.Nguyen

Quang Binh Province, Minh Hoa District. 11 March 2026, Ba Vuong, BV 2006

Orchidaceae

Eria spirodela Aver.

Gia Lai Province, K'Bang District, Kon Bong Village, Kon Bong Waterfall. Highly degraded secondary evergreen broad-leaved dry forest on shale and lava rocks along river valley at elevation 800-900 m a.s.l., around point 14º30.5N 108º23E. Appressed lithophyte on large shady boulders along rocky river. Not common.

8 April 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Nguyen Quoc Bao, T. Maisak, АL4833.

Orchidaceae

Hetaeria nitida Ridl.

Gia Lai Province, K'Bang District, natural forest, alt.: 670 m nearby waterfall.

22 March 2026, Dinh Quang Diep, AL4545.

Smilacaceae

Smilax sp.

Khanh Hoa Province, Khanh Vinh District, Khanh Le Pass. Primary evergreen broad-leaved forest on very steep rocky mountain slopes on granite and gneiss at elevation of 1000-1200 m a.s.l., around point 12º13’N 108º44’E. Semiwoody vine to 2 m long in open shrubs along steep mossy roadcut. Flowers light green. Not common.

19 April 2026, L. Averyanov, Nguyen Van Canh, T. Maisak, АL4970.

Orchidaceae

Thrixspermum centipeda Lour.

The border on Kon Tum and Quang Nam Provinces along the road Da Nang – Dak Gley. Secondary broad-leaved evergreen forest on very steep slopes composed by silicate shale at elevation of 800–1100 m a.s.l. Epiphyte on mossy lianas on shady place on steep stream slope. Rare.

03 May 2025, L. Averyanov, N.V. Canh, T. Maisak, AL4142.

Ochidaceae

Dendrobium parciflorum 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 and Pinus woodlands on steep granite slopes at elevation 1900-2000 m a.s.l. Epiphyte on mossy trees. 08 November 2023, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, T. Maisak. AL2621.

Flowered in culture on 17 June 2026, L. Averyanov, AL2621.

Orchidaceae

Bidoupia micrantha Aver., V.C.Nguyen & Duy

Kon Tum Province, evergreen broad-leaved forest at elevation of 800-900 m a.s.l.

12 September 2025, Pham Thi Thanh Dat, Nguyen Van Canh, AL4586 (PTT0221).

Melastomataceae

Sonerila sp.

Lai Chau Province, Muong Te District, Mu Ca Commune. Highly degraded secondary evergreen broad-leaved forest with bamboo along rocky river on stratified shale and limestone at elevation of about 500 m a.s.l. around point 22º24’42’’N 102º24’35’’E. Terrestrial herb to 6 cm tall on shady mossy steep roadcut. Petals, filaments and style purple, anthers pale yellow. Not common.

25 April 2026, Nguyen Tuan Duong, Nguyen Chi Thanh, Nguyen Tuan Cuong, Nguyen Tien Hiep, Nguyen Huu Cuong, L. Averyanov, T. Maisak, АL5007.

Convallariaceae

Aspidistra globulifera (Aver., K.S.Nguyen & Tillich) Aver.

Bolikhamsai prov., Thaphabat distr., Nam Bon village, Phou Khao Khouay national park, Tad Xai Waterfall, around point 18º27'25.9''N 103º?08'17.5''E. Degraded primary and secondary evergreen dry forest along rocky river on eroded sandstone at elev. about 350 m a.s.l. Terrestrial herb in shady places on sandy soil. Leaves rigid, uniform green. Rare.

AL 151A 9 December 2015 L.Averyanov, T.Maisak. 1 living plant only.

Flowered in culture on 9 June 2026, L. Averyanov, AL151A.

Orchidaceae

Dendrobium linguella Rchb.f.

Lam Dong Province, Bao Lam District. Primary humid evergreen broad-leaved and mixed forest with Pinus kesiya on granite at elevation about 1100 m a.s.l.

30 October 2024, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3528A. Living plant.

Flowered in culture on 9 June 2026, Averyanov L. AL3528A.

Convallariaceae

Peliosanthes griffithii Baker

Vietnam, plant originally collected in Vietnam on 13 November 2013 L. Averyanov, T. Maisak. Flowered in culture on 9 June 2026, L. Averyanov, AL5046, GN (garden number) 17466.

Orchidaceae

Pomatocalpa spicatum Breda

Plant collected in private garden (of Huynh Van Thach) at elevation of 500 m a.s.l. in the north of Dak Lak Province originated from southern Vietnam, Kon Tum Province.

1 April 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Nguyen Quoc Bao, T. Maisak, АL4670.

Orchidaceae

Dendrobium signatum?

Plant collected in private garden (of Huynh Van Thach) at elevation of 500 m a.s.l. in the north of Dak Lak Province originated from southern Vietnam, Lam Dong Province.

Orchidaceae

Panisea albiflora (Ridl.) Seidenf.

Lam Dong Province, Lac Duong District. Humid evergreen broad-leaved forest with Ducampopinus on granite along tops of ridge at elevation of about 1750 m a.s.l. around point 12º06’N 108º22’E. Epiphyte on mossy tree. Flowers white. Locally common.

18 April 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, T. Maisak, АL4959.

Orchidaceae

Dendrobium scoriarum W.W.Sm.

Plant collected in private garden (of Huynh Van Thach) at elevation of 500 m a.s.l. in the north of Dak Lak Province originated from northern Vietnam, Lao Cai Province, sine loc.

1 April 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Nguyen Quoc Bao, T. Maisak, АL4668.

Orchidaceae

Sunipia rimannii (Rchb.f.) Seidenf.

Plant collected in private garden (of Huynh Van Thach) at elevation of 500 m a.s.l. in the north of Dak Lak Province originated from southern Vietnam, Kon Tum Province.

1 April 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Nguyen Quoc Bao, T. Maisak, АL4673.

Melastomataceae

Sonerila sp.

Gia Lai Province, Mang Yang District, Ayune Commune, Kon Ka Kinh National Park. Secondary and primary dry evergreen broad-leaved forest on shale and lava rocks at elevation of 900-1000 m a.s.l. around point 14º13N 108º20E. Erect herb to 10 cm tall on shady steep rocky stream slope. Leaves evenly green, nerves pale pink. Not common.

4 April 2026, L. Averyanov, Nguyen Van Canh, Truong Ba Vuong, Nguyen Quoc Bao, T. Maisak, АL4733.

Balsaminaceae

Impatiens sp.

Khanh Hoa Province, Khanh Vinh District, Khanh Le Pass. Primary evergreen broad-leaved forest on very steep rocky mountain slopes on granite and gneiss at elevation of 1000-1200 m a.s.l., around point 12º13’N 108º44’E. Erect terrestrial and lithophytic herb to 30 cm tall on wet mossy rocks and cliffs of small waterfall. Flowers bright purple. Not common.

19 April 2026, L. Averyanov, Nguyen Van Canh, T. Maisak, АL4973.

Balsaminaceae

Impatiens sp.

Khanh Hoa Province, Khanh Vinh District, Khanh Le Pass. Primary evergreen broad-leaved forest on very steep rocky mountain slopes on granite and gneiss at elevation of 1000-1200 m a.s.l., around point 12º13’N 108º44’E. Erect terrestrial and lithophytic herb to 30 cm tall on wet mossy rocks and cliffs of small waterfall. Flowers bright purple. Not common.

19 April 2026, L. Averyanov, Nguyen Van Canh, T. Maisak, АL4973.

Araceae

Typhonium sp.

Dac Lak Province, Lak District, Lieng Buk Sak Waterfall, evergreen broad-leaved forest on very steep slopes along stream. Terrestrial and lithophytic herb among open rocks. Not common.

June 2025, Nguyen Van Canh, AL4562.

Araceae

Arisaema sp.

Plant obtained from local collectors in Son La Province, Thuan Chau District. Cultivated and collected in Nguyen Van Canh Garden, July 2025, Nguyen Van Canh, AL4563.

Araceae

Typhonium sp.

Dac Lak Province, Lak District, Lieng Buk Sak Waterfall, evergreen broad-leaved forest on very steep slopes along stream. Terrestrial and lithophytic herb among open rocks. Not common.

June 2025, Nguyen Van Canh, AL4562.

Araceae

Thyphonium sp.

Dac Lak Province, Yok Don National Park, terrestrial herb in open dipterocarp forest at elevation of about 200 m a.s.l.

August 2025, Nguyen Van Canh, AL4564.

Araceae

Thyphonium sp.

Dac Lak Province, Yok Don National Park, terrestrial herb in open dipterocarp forest at elevation of about 200 m a.s.l.

August 2025, Nguyen Van Canh, AL4564.

Convallariaceae

Peliosanthes 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. Terrestrial rhizomatous herb on shady rocky slope. Fruits ovoid to ellipsoid, glossy blue. Locally common.

14 November 2023, L. Averyanov, Nguyen Van Canh, T. Maisak, AL2685 (photo and seeds only).

Convallariaceae

Peliosanthes sp.

Ninh Thuan Province, Ninh Hai District, Vinh Hy Townlet. Very dry evergreen primary and secondary short-tall wind-formed coastal forest on very steep sea faced sandstone rocky slopes at elevation of 200–250 m a.s.l. Terrestrial herb in shady rocky places. Flowers dark violet. Not common.

16 May 2024, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3235.

Convallariaceae

Ophiopogon muongnhensis K.S.Nguyen, N.Tanaka & Aver.

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Sin Thau Municipality, A Pa Chai Village around point about N22º22’51’’ E102º14’26”. Old humid secondary evergreen broad-leaved submontane forest of steep mountain slopes composed with sandstone at elevations 700–800 m a.s.l. along small stream. Terrestrial herb with stem to 0.8 m long on shady slope. Very common.

15 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR1641a.

Flowered in culture on 12 Mat 2026, L. Averyanov, VR1641a, garden number GN 22174.

Convallariaceae

Ophiopogon muongnhensis K.S.Nguyen, N.Tanaka & Aver.

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Sin Thau Municipality, A Pa Chai Village around point about N22º22’51’’ E102º14’26”. Old humid secondary evergreen broad-leaved submontane forest of steep mountain slopes composed with sandstone at elevations 700–800 m a.s.l. along small stream. Terrestrial herb with stem to 0.8 m long on shady slope. Very common.

15 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR1641a.

Flowered in culture on 12 Mat 2026, L. Averyanov, VR1641a, garden number GN 22174.

Convallariaceae

Peliosanthes sp.

Gia Lai Province, G’Bang District, Kon Chu Rang Nature Reserve, around point 14º30.324´ N 108º29.762´ E. Primary evergreen broad-leaved forest with Dacrycarpus and Dacrydium at elevation about 1200 m a.s.l. Terrestrial clustering herb in shady place. Leaves grassy green. Not rare. 21 November 2023, L. Averyanov, Nguyen Van Canh, T. Maisak, AL2741B (living plant only).

Flowered in culture on 22 December 2025, L. Averyanov, AL2741B (garden number 2465).

Convallariaceae

Peliosanthes sp.

Gia Lai Province, G’Bang District, Kon Chu Rang Nature Reserve, around point 14º30.324´ N 108º29.762´ E. Primary evergreen broad-leaved forest with Dacrycarpus and Dacrydium at elevation about 1200 m a.s.l. Terrestrial clustering herb in shady place. Leaves grassy green. Not rare.

21 November 2023, L. Averyanov, Nguyen Van Canh, T. Maisak, AL2741A (living plant only).

Flowered in culture on 22 December 2025, L. Averyanov, AL2741A (garden number 2465).