Leonid Averyanov

Paphiopedilum helenae is a species of orchid endemic to Cao Bằng Province of Vietnam.

Calocedrus rupestris is a species of conifer recently discovered in highly eroded rocky limestone mountains in northern Vietnam and first described in 2004. It also occurs in China. Calocedrus rupestris is a medium-sized tree growing up to about 25 meters tall, with a trunk up to 1.2 meters in diameter. Many of the specimens observed in the wild were estimated to be some 600 to 800 years old, on the basis of preliminary year-ring observations. It occurs together with other lime-adapted species in highly endemic relict coniferous forest. However, the ecological region extends from Vietnam into

Bulbophyllum atrosanguineum is a species of orchid in the genus Bulbophyllum.

Bulbophyllum astelidum is a species of orchid in the genus Bulbophyllum.

Bulbophyllum arcuatilabium is a species of orchid in the genus Bulbophyllum.

Bulbophyllum ngoclinhensis is a species of orchid in the genus Bulbophyllum.

Bulbophyllum hiepii is a species of orchid in the genus Bulbophyllum.

Bulbophyllum furcatum is a species of orchid in the genus Bulbophyllum.

Aspidistra nikolaii is a plant species of the genus Aspidistra that was one of the new 21 species of plants and animals recently discovered in the Annamite Range of central Vietnam. It was named after a late Russian botanist named Nicolai Arnautov. It has a dark blue flower that is almost black.

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Pelatantheria scolopendrifolia is a species of epiphytic or lithophytic orchid occurring in China, Japan and Korea. The plants closely adhere to the substrate and are creeping. The commonly branched, very slender stem bears distichously arranged, subcylindrical, leathery leaves. One to two widely opening flowers are produced on a short raceme, which is usually shorter than the leaves. The flowers are thinly textured and pale flesh-coloured. The labellum is spurred.

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Paphiopedilum subgenus Megastaminodium is a subgenus of the orchid genus Paphiopedilum. It was erected to accommodate the single species Paphiopedilum canhii due to its distinct characteristics that made it unfit for the other subgenera. Its placement has since been backed by cytological, molecular and micromorphological evidence.

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Hemipilia bidupensis is a species of flowering plant in the family Orchidaceae, native to southern Vietnam.

Gastrochilus kadooriei is a species of Gastrochilus. published in the journal Phytotaxa on 4 April 2014. This species is endemic to Indo-Burma Biodiversity Hotspot and distributed in China, Laos and Vietnam. This was recently discovered in Hong Kong and has been named after Sir Horace Kadoorie.

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Bidoupia is a genus of flowering plants belonging to the family Orchidaceae. Its native range is Vietnam. Species: Bidoupia khangii Aver. Bidoupia micrantha Aver., V.C.Nguyen & Duy Bidoupia phongii Aver., Ormerod & Duy

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