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{{Taxobox
| color = lightgreen
| name = ''Aceratorchis''
| regnum = [[Plant]]ae
| divisio = [[Flowering plant|Magnoliophyta]]
| classis = [[Monocotyledon|Liliopsida]]
| ordo = [[Asparagales]]
| familia = [[Orchidaceae]]
| subfamilia = [[Orchidoideae]]
| tribus = Orchideae
| subtribus = Orchidinae
| alliance = Orchis
| genus = '''''Aceratorchis'''''
| genus_authority = [[Rudolf Schlechter|Schltr.]]
| subdivision_ranks = Species
| subdivision =
See text - two species
}}
'''''Aceratorchis''''' [[Rudolf Schlechter|Schltr.]], 1922 is a small [[genus]] from the orchid family ([[Orchidaceae]]).
The genus includes only two [[epiphyte|epiphytic]] [[species]], occurring in mountainous forests and meadows from [[Tibet]] to Central [[China]] and [[Yunnan]].
These orchids are 6--15 cm tall, with a fleshy, creeping, digitate [[rhizome]]
The cylindric [[Plant stem|stem]] is erect, with 2 basal tubular [[sheath]]s.
The green, glabrous [[leaf]] is basal and petiolate, oblong-spatulate or spatulate with obtuse apex. Its base is clasping around the [[Plant stem|stem]].
The [[inflorescence]] has 1 to 6 small flowers with lanceolate floral [[bract]]s. The [[sepal]]s are oblong and 3-veined, with an obtuse apex. The lower sepal is concave, forming a hood with petals. The lateral sepals are spreading. The erect, oblong-lanceolate [[petal]]s are purplish red, pale purple, or white, 2-veined, with an acute apex.
The ovate-lanceolate [[labellum|lip]] is spreading, It is slightly broader than the petals. Its base is slightly concave, spurless, not lobed, margin entire or slightly undulate. The apex is obtuse.
== Species ==
* ''Aceratorchis albiflora'' Schltr. 1922 (Tibet to China - Yunnan).
* ''Aceratorchis tschiliensis'' Schltr. 1922 (Qinghai to C. China).
== External link ==
*[http://www.asianflora.com/Orchidaceae/Aceratorchis-tschiliensis.htm Photo of ''Aceratorchis tschiliensis'']
[[Category:Orchid genera]]