Arisaema wardii C.Marquand & Airy Shaw

Species

Angiosperms > Alismatales > Araceae > Arisaema

Characteristics

Tuber globose, 1.5-2.2 cm in diam. Cataphylls 2 or 3, 9-10 cm, obtuse at apex. Petiole 12-25 cm, proximal 2/3 sheathing into pseudostem; leaf blade palmate or radiate; leaflets 3-6, sessile, oblong, 2-11 × 1-3 cm, base cuneate, apex acuminate, usually caudate. Peduncle shorter or longer than petioles, 10-18 cm. Spathe green, unmarked or with whitish stripes; tube funnelform, 2-6.5 × ca. 1.5 cm, throat obliquely truncate, not auriculate, not recurved; limb triangular-ovate or ovate-lanceolate, 2-7 × 1.5-4 cm, apex acuminate and caudate with filiform tail 3-5 cm. Spadix unisexual; female zone cylindric, ca. 2.2 cm × 5-6 mm; ovary green, ovoid; style short; stigma spherical; male zone cylindric, 1.5-2.5 cm × 2-3 mm; synandria dense, sessile; anthers 2 or 3, dehiscing by lateral slits. Appendix erect, green, cylindric, 2-3.2 cm, 2.3-5 mm in diam. at base, base swollen and stipitate, apex obtuse; stipe 1.5-3 mm. Infructescence cylindric, ca. 5 × 1.5 cm. Berries yellowish red, ovoid, ca. 5 mm in diam. Seeds 1-3, pale brownish or brown, ovoid, reticulate rugose. Fl. May-Jul.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention evergreen
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
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Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

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

Usage

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

Cultivation

Mode -
Germination duration (days) 30 - 180
Germination temperacture (C°) 12 - 15
Germination luminosity -
Germination treatment -
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Optimum temperature (C°) -
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Productivity -

Distribution

Arisaema wardii world distribution map, present in Chile and China

Identifiers

LSID urn:lsid:ipni.org:names:85859-1
WFO ID wfo-0000275107
COL ID 5W2XJ
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Arisaema wardii