Habenaria rostrata Wall. ex Lindl.

Species

Angiosperms > Asparagales > Orchidaceae > Habenaria

Characteristics

Plants 20-30 cm tall. Tubers oblong, 2-3 × 0.8-1 cm, fleshy. Stem erect, terete, glabrous, with 4 or 5 leaves and 4-8 bractlike leaflets. Leaf blade oblong or oblong-lanceolate, 5-10 × 0.7-1 cm, base amplexicaul, apex acute. Raceme many flowered, sometimes nearly corymbiform, 4-6 cm; floral bracts lanceolate, shorter than ovary, ciliate, apex aristate; ovary twisted, arching, cylindric-fusiform, including pedicel 15-16 mm. Flowers reddish orange, with greenish sepals. Dorsal sepal forming a hood with petals, erect, broadly elliptic, concave, ca. 4.5 × 3 mm, 3-veined, apex obtuse; lateral sepals reflexed, obliquely ovate-elliptic, ca. 6.5 × 4 mm, 3-veined, apex obtuse. Petals obliquely broadly oblong, falcate, ca. 4.5 × 2 mm, 1-veined, margin ciliate, apex obtuse; lip ca. 10 mm, spurred at base, with a 3-lobed, ring-shaped structure near mouth of spur, shortly 3-lobed, lobes linear; lateral lobes extremely bifid, ca. 7 × 0.6 mm, apex acuminate; mid-lobe ca. 8 × 1 mm, apex obtuse; spur pendulous, cylindric-clavate, 11-12 mm, slightly shorter than ovary, slightly dilated toward apex; connective narrow; pollinia ellipsoid; caudicles linear, slender; viscidia linear; stigmas oblong, ca. 2 mm. Fl. Jul-Aug.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.2 - 0.3
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Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
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Environment

Light -
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Hardiness (USDA) 8-12

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

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Distribution

Habenaria rostrata world distribution map, present in China, Lao People's Democratic Republic, Myanmar, Thailand, and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:638050-1
WFO ID wfo-0000978577
COL ID 6L97V
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Platanthera rostrata Habenaria rostrata Habenaria acuifera var. rostrata