Asarum petelotii O.C.Schmidt

Species

Angiosperms > Piperales > Aristolochiaceae > Asarum

Characteristics

Herbs. Rhizomes horizontal, 3-4 mm in diam., internodes 6-8 cm. Leaves solitary; petiole 8-23 cm, glabrous; leaf blade uniformly colored, narrowly ovate, triangular-ovate, or oblong-hastate, 13-21 × 6.5-13 cm, abaxial surface pubescent along veins then glabrescent, adaxial surface glabrous, base auriculate or hastate, lateral lobes divaricate, ca. 7 × 6 cm, apex long acuminate; cataphylls ovate-lanceolate, ca. 1.6 × 0.5 cm. Peduncle ascending, 3-5 cm. Calyx purple or greenish purple, urceolate-rotate, 4-5 × 4-5 cm; sepals connate beyond attachment to ovary, abaxially glabrous; tube cylindric, asymmetrically inclined to one side, 3-5 × 1.5-2 cm, slightly constricted at throat, adaxially longitudinally ribbed with rows of papillae, orifice ring inconspicuous; lobes broadly ovate, ca. 2 × 2.5 cm, middle with semirounded purplish area, base with papillae, these forming vertical rows extending basally. Stamens 12; filaments much shorter than anthers; connectives slightly extended beyond anthers, ligulate. Ovary half-inferior. Styles free, apex 2-fid; stigmas lateral. Fl. Feb-May.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination
Spread -
Mature width (meter) -
Mature height (meter) 0.2
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Forests, mountain slopes, moist shady areas; at elevations from 1,100-1,700 metres.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 7-12

Usage

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

Cultivation

Can be grown by divisions or seedlings.
Mode divisions seedlings
Germination duration (days) 7 - 30
Germination temperacture (C°) 15 - 18
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Asarum petelotii world distribution map, present in China and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:93556-1
WFO ID wfo-0000550938
COL ID H4TK
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Asarum petelotii