Asarum himalaicum Hook.F. & Thomson ex Klotzsch

Species

Angiosperms > Piperales > Aristolochiaceae > Asarum

Characteristics

Herbs sparingly to moderately white pubescent, hairs remaining white when dried. Rhizomes horizontal, 1-2 mm in diam., internodes 3.5-4.5 cm. Leaves solitary (one per module); petiole 10-25 cm, glabrate; leaf blade uniformly colored, cordate or rounded-cordate, 4-8 × 6.5-11 cm, abaxial surface long puberulent, adaxial surface short puberulent, base cordate, lateral lobes 2-4 × 2.5-5 cm, apex shortly acuminate; cataphylls ovate-rounded, 0.5-1 × 0.5-0.7 cm. Peduncle pendent, 3-7 cm. Calyx purplish, subcampanulate, 1-1.5 × 0.8-1.4 cm; sepals free beyond attachment to ovary, abaxially glabrous to white villous, adaxially dark red puberulent; pseudotube subglobose, 0.6-0.8 × 0.8-1.4 cm; lobes reflexed, triangular, 0.3-0.5 mm × 0.6-0.8 cm. Stamens 12, included; filaments ca. 2 × as long as anthers; connectives slightly extended beyond anthers, obconic. Ovary inferior. Styles connate, apex 6-cleft, included; stigmas terminal. Fl. Apr-Jun.
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A herb. It has some white hairs. It has underground stems or rhizomes. They are 1-2 mm across. The leaf stalk is 10-25 cm long. The leaves are heart shaped and 4-8 cm long by 7-11 cm wide. There are long hairs on the upper surface and short hairs on the lower surface.
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

It is a tropical plant. It grows in mixed forests along streams and in moist places between 1,300-3,100 m above sea level.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 7-11

Usage

Uses medicinal
Edible leaves roots
Therapeutic use Analgesics (unspecified), Anticonvulsants (unspecified), Antipyretics (unspecified)
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 himalaicum world distribution map, present in Bhutan, China, India, and Nepal

Identifiers

LSID urn:lsid:ipni.org:names:320881-2
WFO ID wfo-0000550862
COL ID H4RF
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Asarum himalaicum Asarum himalaicum var. bhutanicum