Gastrodia menghaiensis Z.H.Tsi & S.C.Chen

Species

Angiosperms > Asparagales > Orchidaceae > Gastrodia

Characteristics

Plants 13-30 cm tall. Rhizome subellipsoid, 1-2.5 cm, rather stout, 0.5-1 cm in diam., with a few roots. Peduncle brown to gray, 10-25 cm, with 5-7 cylindric, membranous sheaths below middle; rachis 2-5 cm, laxly 3-10-flowered; floral bracts brownish, ovate, 3-4 mm, apex acute. Flowers suberect, not opening widely, white; pedicel and ovary 4-5 mm; pedicel elongating to ca. 2.2 cm in fruit. Perianth tube cylindric, 8-12 mm, lacking a deep sinus between lateral sepals, outer surface smooth; free portion of sepals deltoid, 1.5-2 mm, margin crisped, apex obtuse-rounded; free portion of petals orbicular, much smaller than sepal lobes, margin crisped, apex rounded; lip shallowly 3-lobed, broadly ovate, 2-2.8 × 1.8-2.2 mm, glabrous, base long clawed, margin denticulate, apex obtuse; claw ca. 4.5 × 1 mm, connate to inner surface of perianth tube for its entire length, with a pair of calli at base; disk with a fleshy longitudinal ridge. Column 4-5 mm, winged, papillate at base; column foot short or inconspicuous. Capsule ellipsoid, 15-18 × 5-8 mm. Fl. and fr. Sep-Oct.
Life form perennial
Growth form herb
Growth support mycoheterotroph
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.13 - 0.3
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

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

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Gastrodia menghaiensis world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:981383-1
WFO ID wfo-0000971572
COL ID 3FDHT
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Gastrodia menghaiensis