Asarum porphyronotum C.Y.Cheng & C.S.Yang

Species

Angiosperms > Piperales > Aristolochiaceae > Asarum

Characteristics

Herbs. Rhizomes vertical, 2-3 mm in diam., internodes less than 1 cm. Leaves solitary; petiole 5-15 cm, glabrescent; leaf blade abaxially uniformly purple-red or greenish, adaxially with or without white blotches, elliptic-oblong to broadly ovate, rarely nearly hastate, 6-10 × 5-7 cm, abaxial surface glabrescent, adaxial surface sparsely pubescent along veins and margin, base auriculate to cordate, apex acute or obtuse; cataphylls broadly ovate, 1-2 cm × 8-10 mm. Peduncle ascending, 3-6 cm. Calyx purple-green, rotate-urceolate, 1.5-2 × 2-2.5 cm; sepals connate beyond attachment to ovary, abaxially glabrous; tube urceolate, 1-1.2 × 1.1-1.4 cm, strongly constricted at throat, adaxially tessellate, orifice ring ca. 1 mm wide; lobes broadly triangular-ovate, ca. 0.8 × 1 cm, base densely papillate in a triangular pattern. Stamens 12; filaments much shorter than anthers; connectives slightly extended beyond anthers, acute to obtuse. Ovary nearly superior. Styles free, apex 2-forked; stigmas lateral. Fl. Apr-May.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
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

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

Usage

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

Cultivation

Mode -
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 porphyronotum world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:901512-1
WFO ID wfo-0000550940
COL ID H4TL
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Asarum porphyronotum Asarum porphyronotum var. porphyronotum

Lower taxons

Asarum porphyronotum var. atrovirens