Herbarium LE - Specimens

Orchidaceae

Paphiopedilum emersonii Koop. & P.J.Cribb

Vietnam sine loc., sine date, sine coll.

Flowered in cultivation on 18 June 2025, L. Averyanov, AL4439.

Fam. Orchidaceae

Paphiopedilum concolor (Bateman) Pfitzer

N. Vietnam, prov. Son La, distr. Moc Chau, municipality Chieng Hac, vicinities of Co Liu village (N 20º51' E 104º38'). Remnants of primary evergreen broadleaved forests on vertical limestone bluffs along Xap river canyon at 550-600 m elev. Lithophyte forb on shady vertical limestone cliffs of N exposition. Flowers dull yellow; tepals and lip inside with few sparsely purple smallest dots. Leaves pale green with fine white tessellation above, dirty purple-violet spotted below. Not rare on inaccessible vertical bluffs.

No NTH 2922 28 May 1999.

Collectors: N.T.Hiep, P.H.Hoang, Averyanov L.

Flowered in cultivation on 18 June 2025, L. Averyanov, T. Maisak, NTH2922.

All photos © - L. Averyanov

Orchidaceae

Flickingeria parishii Seidenf.

Laos, s.loc.,

04 April 2015, T.M. Maisak, TM1252.

Flowered in cultivation on 18 June 2025, L. Averyanov, T. Maisak, TM1252.

Orchidaceae

Flickingeria sp.

Dak Nong Province, Dak Song District, Nam Nung Nature Reserve around point 12.1200N 107.4233E.

Fractionally logged primary evergreen broad-leaved and mixed forest with Dacrydium, Dacrycarpus and Pinus latteri on granite at elevation about 900 m a.s.l. Epiphyte on tall tree. Not rare.

27 November 2022, L. Averyanov, Nguyen Van Canh, T. Maisak, Truong Ba Vuong, Nguyen Quoc Bao, AL 1833.

Flowered in cultivation on 17 June 2025, L. Averyanov, AL1833.

Б.Н. Городков. Экспедиция в Тобольскую губернию. 1912 г. B. Gorodkov. Provintia Tobolsk, distr, Jschim. 1912.

Тобольская губ., Ишимский уезд, между с. Пигановским и д. Крашеневой. Солончак.

Orchidaceae

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

Di Linh District (or Duc Trong District).

17 June 2025, Nguyen Van Canh, AL4437.

Petrosaviaceae

Petrosavia stellaris Becc.

The border of Lam Dong and Khanh Hoa provinces, Khanh Le Pass, around point N12º10.7 E108º40.6. Remnants of primary evergreen broad-leaved forest on granite and gneiss at elevation about 1600 m a.s.l. Terrestrial achlorophyllous herb to 15 cm tall in shady place on mountain summit. Flowers white to white with yellowish tint. Not common.

17 Jube 2025, Nguyen Van Canh, AL4438.

Convallariaceae

Aspidistra sp.

Khanh Hoa Provinces, road to Khanh Le Pass, east slope of Hon Giao Ridge, dry evergreen broad-leaved forest on granite at elevation 600-700 m a.s.l. Lithophytic herb on steep rocky slope of small stream. Locally common. Flower buds dark violet. 21 April 2025, L. Averyanov, Nguyen Van Canh, T. Maisak, AL3902.

Flowered in cultivation on 17 June 2025, Nguyen Van Canh, AL3902

Euphorbiaceae

Phyllanthus reticulatus Poir.

Quang Ninh Province, Van Don District, Van Yen Commune, Bai Tu Long National Park, Cai Lim protection sector|, around point 21º06’30’’N 107º34’42’’E. Young secondary evergreen broad-leaved forest with bamboo on steep sandstone and limestone slope at elevation about 80-150 m a.s.l. along forest trail. Shrub or treelet to 5 m tall on open rocky slope. Fruits reddish-purple. Not common.

17 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4363 (NHC163).

Ebenaceae

Diospyros sp. (Maba sp.)

Quang Ninh Province, Van Don District, Van Yen Commune, Bai Tu Long National Park, Cai Lim protection sector|, around point 21º06’30’’N 107º34’42’’E. Young secondary evergreen broad-leaved forest with bamboo on steep sandstone and limestone slope at elevation about 80-150 m a.s.l. along forest trail. Treelet to 2 m tall in shady rocky slope. Flowers white. Not common.

17 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4362 (NHC162).

Convallariaceae

Polygonatum punctatum Royle ex Kunth?

Quang Ninh Province, Van Don District, Van Yen Commune, Bai Tu Long National Park, Cai Lim protection sector|, around point 21º06’30’’N 107º34’42’’E. Young secondary evergreen broad-leaved forest with bamboo on steep sandstone and limestone slope at elevation about 80-150 m a.s.l. along forest trail. Terrestrial and lithophytic rhizomatous herb to 1m talon rocky slope. Flowers white. Not common.

17 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4361 (NHC161).

Euphorbiaceae

Suregada multiflora (A.Juss.) Baill.

Quang Ninh Province, Van Don District, Van Yen Commune, Bai Tu Long National Park, Cai Lim protection sector|, around point 21º06’30’’N 107º34’42’’E. Young secondary evergreen broad-leaved forest with bamboo on steep sandstone and limestone slope at elevation about 80-150 m a.s.l. along forest trail. Tree 6-7 m tall on limestone slope. Flower buds greenish Not common.

17 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4360 (NHC160).

Cyperaceae

Gahnia sp.?

Quang Ninh Province, Van Don District, Van Yen Commune, Bai Tu Long National Park, Cai Lim protection sector|, around point 21º06’30’’N 107º34’42’’E. Young secondary evergreen broad-leaved forest with bamboo on steep sandstone and limestone slope at elevation about 80-150 m a.s.l. along forest trail. Terrestrial sedge in wet open place. Not common.

17 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4359 (NHC159).

Moraceae

Ficus sp.

Quang Ninh Province, Van Don District, Van Yen Commune, Bai Tu Long National Park, Cai Lim protection sector|, around point 21º06’30’’N 107º34’42’’E. Young secondary evergreen broad-leaved forest with bamboo on steep sandstone and limestone slope at elevation about 80-150 m a.s.l. along forest trail. Tree 6-7 m tall on limestone slope. Syconia green to yellowish-green. Common.

17 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4358 (NHC158).

Fabaceae

Baphia capparidifolia Baker

Quang Ninh Province, Van Don District, Van Yen Commune, Bai Tu Long National Park, Cai Lim protection sector|, around point 21º06’30’’N 107º34’42’’E. Young secondary evergreen broad-leaved forest with bamboo on steep sandstone and limestone slope at elevation about 80-150 m a.s.l. along forest trail. Scandent shrub with shoots to 3 m long in open place. Flowers white. Not common.

17 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4357 (NHC157).

Euphorbiaceae

Sapium discolor (Champ. ex Benth.) Müll.

Quang Ninh Province, Van Don District, Van Yen Commune, Bai Tu Long National Park, Cai Lim protection sector|, around point 21º06’30’’N 107º34’42’’E. Young secondary evergreen broad-leaved forest with bamboo on steep sandstone and limestone slope at elevation about 80-150 m a.s.l. along forest trail. Tree 6-7 m tall on limestone slope. Flowers greenish. Common.

17 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4356 (NHC156).

Polypodiaceae s.l.

Lygodium japonicum (Thunb.) Sw.?

Quang Ninh Province, Van Don District, Van Yen Commune, Bai Tu Long National Park, Cai Lim protection sector|, around point 21º06’30’’N 107º34’42’’E. Young secondary evergreen broad-leaved forest with bamboo on steep sandstone and limestone slope at elevation about 80-150 m a.s.l. along forest trail. Herbaceous vine to 3 m long in open place along trail. Very common.

17 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4355 (NHC155).

Arecaceae

Phoenix sp.

Quang Ninh Province, Van Don District, Van Yen Commune, Bai Tu Long National Park, Cai Lim protection sector|, around point 21º06’30’’N 107º34’42’’E. Young secondary evergreen broad-leaved forest with bamboo on steep sandstone and limestone slope at elevation about 80-150 m a.s.l. along forest trail. Palm to 2 m tall among limestone rocks. Not rare.

17 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4354 (NHC154).

Convallariaceae

Peliosanthes macrostegia Hance

Quang Ninh Province, Van Don District, Van Yen Commune, Bai Tu Long National Park, Cai Lim protection sector|, around point 21º06’30’’N 107º34’42’’E. Young secondary evergreen broad-leaved forest with bamboo on steep sandstone and limestone slope at elevation about 80-150 m a.s.l. along forest trail. Terrestrial rhizomatous herb in shady place. Flowers dirty violet. Locally common.

17 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4353 (NHC153).

Rhizophoraceae

Rhizophora mucronata Poir.

Quang Ninh Province, Van Don District, Van Yen Commune, Bai Tu Long National Park, Cai Lim protection sector|, around point 21º06’30’’N 107º34’42’’E. Littoral mangrove shrub or treelet to 2.5 m tall in flooded littoral zone. Flower. Common.

16 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4352 (NHC152).

Euphorbiaceae

Quang Ninh Province, Van Don District, Van Yen Commune, Bai Tu Long National Park, Cai Lim protection sector|, around point 21º06’30’’N 107º34’42’’E. Littoral mangrove shrub or treelet with milky juice to 3 m tall along flooded littoral zone. Flower buds yellowish green. Very common.

16 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4351 (NHC151).

Verbenaceae

Avicennia marina (Forssk.) Vierh.

Quang Ninh Province, Van Don District, Van Yen Commune, Bai Tu Long National Park, Cai Lim protection sector|, around point 21º06’30’’N 107º34’42’’E. Littoral mangrove shrub or treelet to 2 m tall in flooded littoral zone. Flower buds yellowish green. Common.

16 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4350 (NHC150).

Capparidaceae

Capparis micracantha DC

Quang Ninh Province, Van Don District, Van Yen Commune, Bai Tu Long National Park, Cai Lim protection sector|, around point 21º06’30’’N 107º34’42’’E. Secondary evergreen broad-leaved forest with bamboo on limestone cliffs along seashore. Scandent shrub or woody vine to 5-6 m long along seashore line among sandstone rocks. Flowers white, tepals with yellow or purple brown spot near base. Not common.

16 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4348 (NHC148).

Fabaceae

Derris sp.

Quang Ninh Province, Van Don District, Van Yen Commune, Bai Tu Long National Park, Cai Lim protection sector|, around point 21º06’30’’N 107º34’42’’E. Secondary evergreen broad-leaved forest with bamboo on limestone cliffs along seashore. Tree about 10 m tall along seashore line among sandstone rocks. Flowers purple. Occasional.

16 May 2025, Cuong Huu Nguyen, Ha Van Dang, Ly Van Nguyen, Nam Van Duong, Tuan Thanh Tran, Hai Xuan Cao, L. Averyanov, T. Maisak, AL4347 (NHC147).