Pteroceras asperatum (Schltr.) P.F.Hunt

Species

Angiosperms > Asparagales > Orchidaceae > Pteroceras

Characteristics

Stems inconspicuous, usually 2-or 3-leaved. Leaf blade obliquely oblong or oblong-ligulate, 13-23 × 3-4.5 cm, obtuse and unequally bilobed. Inflorescence suberect, 5-14 cm, laxly few to many flowered; peduncle and rachis densely black hispidulous; floral bracts ovate-triangular, small, abaxially black hispidulous. Flowers white; pedicel and ovary ca. 8 mm, slender, black hispidulous. Sepals suboblong, ca. 6 × 4 mm, abaxially black hispidulous, apex obtuse; lateral sepals oblique, obtuse. Petals oblong, ca. 6 × 3 mm, obtuse; lip movable, 3-lobed; lateral lobes erect, oblong, ca. 3 mm, distal margin with a small tooth, apex obtuse; mid-lobe nearly reniform, ca. 1 × 2 mm, thickly fleshy, adaxially with a high lamella, apex obtuse; spur cylindric, ca. 2 mm, obtuse. Column ca. 3 mm, foot ca. 3.5 mm; stipe lorate; viscidium subquadrate, apex with irregular teeth. Fl. unknown.
Life form perennial
Growth form herb
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Sexuality hermaphrodite
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Usage

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Cultivation

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Distribution

Pteroceras asperatum world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:655200-1
WFO ID wfo-0000288291
COL ID 4PVS3
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Pteroceras asperatum Sarcochilus asperatus