Herbarium LE - Specimens

Ericaceae

Rhododendron sp. (“white yellowish big flower”)

Kon Tum Province, Dak Gley District, W slopes of Ngoc Linh Mountain system. Remnants of primary and secondary evergreen broad-leaved forest on granite and shale at elevation of about 1800 m a.s.l. Shrub to 2 m tall in rather open place among Betula alnoides saplings along road. Flowers light yellowish at opening, later almost pure white. Locally common.

02 May 2025, L. Averyanov, N.V. Canh, T. Maisak, AL4108.

Rosaceae

Docynia indica (Wall.) Decne.

Kon Tum Province, Dak Gley District, W slopes of Ngoc Linh Mountain system. Remnants of primary and secondary evergreen broad-leaved forest on granite and shale at elevation about 1200 m a.s.l. Tree about12 m tall in open place along rocky stream. Not common.

02 May 2025, L. Averyanov, N.V. Canh, T. Maisak, AL4106.

Balsaminaceae

Impatiens sp.

Kon Tum Province, Kon Plong District, Mang Den Town area, Pa Sy Waterfall, secondary dry evergreen broad-leaved forest on steep river slopes composed with lava rocks and silicate shale at elevation of about 1100 m a.s.l. Lithophilic herb to 0.5 m tall on wet waterfall cliffs. Flowers pink purple. Locally common.

30 April 2025, L. Averyanov, N.V. Canh, T. Maisak, AL4069.

Theaceae

Pyrenaria jonquieriana Laness

Kon Tum Province, Kon Plong District, Mang Den Town area, Khu Ba Waterfall, secondary dry evergreen broad-leaved forest on steep river slopes composed with silicate shale at elevation of about 900 m a.s.l. Treelet to 4 m tall. Flowers white, anthers yellow. Not common.

30 April 2025, L. Averyanov, N.V. Canh, T. Maisak, AL4073.

Theaceae

Pyrenaria jonquieriana Laness

Kon Tum Province, Kon Plong District, Mang Den Town area, Khu Ba Waterfall, secondary dry evergreen broad-leaved forest on steep river slopes composed with silicate shale at elevation of about 900 m a.s.l. Treelet to 4 m tall. Flowers white, anthers yellow. Not common.

30 April 2025, L. Averyanov, N.V. Canh, T. Maisak, AL4073.

Urticaceae

Dendrocnide sp.

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. Tree about 5-6 m tall on side of rocky stream among open rocks. Leaves strongly urticate. Fruits white juicy sweet edible. Not common.

03 May 2025, L. Averyanov, N.V. Canh, T. Maisak, AL4132.

Melastomataceae

Perilimnastes setipetiola J.H.Dai, T.V.Do & Ying Liu

The border of Lam Dong and Khanh Hoa Provinces, Khanh Le Pass (Hon Giao Pass) area, primary humid evergreen broad-leaved cloud forest on granite and gneiss at elevation 1750-1850 m a.s.l. Terrestrial herb or undershrub to 1.5 m tall on wet rocky slope. Flowers white with pink tint. Locally very common. 19 April 2026, Truong Quang Cuong, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3847.

Araliaceae

Schefflera langbianensis Q.C.Truong⁣ ⟨not published name⟩

det. Truong Quang Cưong at 19.04.2025

The border of Lam Dong and Khanh Hoa Provinces, Khanh Le Pass (Hon Giao Pass) area, primary humid evergreen broad-leaved cloud forest on granite and gneiss at elevation 1750-1850 m a.s.l. Tree to 6 m tall along ridge edge. Common. 19 April 2025, Truong Quang Cuong, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3839.

Clusiaceae

Calophyllum sp.

The border of Lam Dong and Khanh Hoa Provinces, Khanh Le Pass (Hon Giao Pass) area, primary humid evergreen broad-leaved cloud forest on granite and gneiss at elevation 1750-1850 m a.s.l. Tree to 10 m tall along ridge edge. Flowers white. Not common. 19 April 2025, Truong Quang Cuong, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3836.

Meliosmaceae

Meliosma sp.

The border of Lam Dong and Khanh Hoa Provinces, Khanh Le Pass (Hon Giao Pass) area, primary humid evergreen broad-leaved cloud forest on granite and gneiss at elevation 1750-1850 m a.s.l. Shrub to 2.5 m tall. Flowers light violet. Not common. 19 April 2025, Truong Quang Cuong, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3835.

Rubiaceae

Lasianthus sp.

The border of Lam Dong and Khanh Hoa Provinces, Khanh Le Pass (Hon Giao Pass) area, primary humid evergreen broad-leaved cloud forest on granite and gneiss at elevation 1750-1850 m a.s.l. Shrub to 1.5 m tall. Flowers white with violet tint, sweet fragrant. Occasional. 19 April 2025, Truong Quang Cuong, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3831.

Myricaceae

Myrica amplexicaulis Q.C.Truong⁣ ⟨not published name⟩

det. Truong Quang Cưong at 19.04.2025

The border of Lam Dong and Khanh Hoa Provinces, Khanh Le Pass (Hon Giao Pass) area, primary humid evergreen broad-leaved cloud forest on granite and gneiss at elevation 1750-1850 m a.s.l. Treelet to 4 m tall. Not rare. 19 April 2025, Truong Quang Cuong, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3830.

Poaceae

Arundinaria sp.?

The border of Lam Dong and Khanh Hoa Provinces, Khanh Le Pass (Hon Giao Pass) area, primary humid evergreen broad-leaved cloud forest on granite and gneiss at elevation 1750-1850 m a.s.l. Woody grass with slender stems to 3 m long along ridge edge. Common. 19 April 2025, Truong Quang Cuong, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3837.

Lorantaceae

Helixanthera sp.?

The border of Lam Dong and Khanh Hoa Provinces, Khanh Le Pass (Hon Giao Pass) area, primary humid evergreen broad-leaved cloud forest on granite and gneiss at elevation 1750-1850 m a.s.l. Semi parasitic shrub in canopies of tall trees. Flowers bright red. Not common. 19 April 2025, Truong Quang Cuong, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3834.

Orchidaceae

Collabium evrardii (Gagnep.) Aver.

The border of Lam Dong and Khanh Hoa Provinces, Khanh Le Pass (Hon Giao Pass) area, primary humid evergreen broad-leaved and coniferous (with Pinis dalatensis and P. krempfii) cloud forest on granite and gneiss at elevation 1500-1600 m a.s.l. Terrestrial creeping herb. Not rare. 20 April 2025, Truong Quang Cuong, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3894.

Flowered in culture 24 September 2025, L. Averyanov, AL3894.

Hin Nam No Nature Protected Area

Orchidaceae

Bulbophyllum rufinum Rchb.f. ?

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 very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 250-390 m a.s.l. Creeping epiphyte on tall trees. Very common.

10 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL906.

Flowered in culture 24 September 2025, L. Averyanov, AL906.

Orchidaceae

Oberonia sp.

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Sin Thau Municipality, Ta Mieu Village around point about N 22º24’02’’ E 102º08’38”. Old humid secondary evergreen broad-leaved montane forest of very steep mountain slopes composed with sandstone at elevations 1800–1850 m a.s.l. Clustering orchid on mossy tree near mountain slope. Not common.

14 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1631.

Flowered in culture 24 September 2025, L. Averyanov, VR1631.

Orchidaceae

Eria floribunda Lindl.

Lam Dong Province, Lac Duong District, Dung K’No Commune, around point N12.08 E108.23. Humid dense primary evergreen montane broad-leaved forest on granite at elevation about 1600 m a.s.l. Clustering epiphyte on tall mossy trees. Not common.

3 December 2022, L. Averyanov, Nguyen Van Canh, T. Maisak, Truong Ba Vuong, Nguyen Quoc Bao, Nong Van Duy, Nguyen Phi Tam, AL1966 (=BV 1622?).

Flowered in culture 24 September 2025, L. Averyanov, AL1966

Orchidaceae

Eria floribunda Lindl.

(=Pinalia floribunda (Lindl.) Kuntze)

Lam Dong Province, the border of Lac Duong and Dam Rong districts, Bidoup – Nui Ba National Park, mountain evergreen broad-leaved and mixed forest (with Pinus kesiya) at elevation 1600–1800 m a.s.l. Clustering epiphyte on tall trees. Common. 21 February 2023, L. Averyanov, Nguyen Van Canh, Nong Van Duy, AL2171.

Flowered in culture 24 September 2025, L. Averyanov, AL2171.

Orchidaceae

Dendrobium truncatum Lindl.

Vietnam, sine loc., sine dt., sine coll.

Flowered in cultivation on 24 September 2025, L. Averyanov, AL4487.

Рост сего кустарника доходит ... до 2 1/2 аршин.

15 Juni

20 Juni Miritschun