Aristolochia stahelii O.C.Schmidt

Species

Angiosperms > Piperales > Aristolochiaceae > Aristolochia

Characteristics

Woody vine; stem with corky expansions, 1-3 cm in diam., 6-7 mm without bark; branchlets glabrous; pseudostipules lacking. Leaves: petiole 5-7 cm long; blade chartaceous, widely cordiform, 7-13(-18) x 10-15(-22) cm, glabrous and shining above, greyish and pubescent beneath, apex obtuse or rounded to acuminate, base slightly cordate; venation pedate, marginate at base. Inflorescence cauliflorous; racemes short (up to 1 cm long), bearing 4-5 flowers with minute scaly bracts; pedicels 2-4 cm long. Flowers: ovary about 2-3 cm long; perianth whitish pink with reddish veins outside, glabrous; utricle ovoid, 3 x 1.5 cm; tube reduced and hidden by the limb; limb red purple, not spreading, but at first reflexed backwards to the utricle and apically coming forward, finally recurved outwards and forming a horse-shoe-shaped cavity around the mouth of the tube, apex acute, reflexed backward. Fruit 8-10 cm long, glabrous, midrib of carpels thickened, external wall thick, woody; seeds triangular, 6 x 3 mm, funicle longitudinally protruding.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.01 - 0.03
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

Use: Medicinally used in French Guiana, mainly by the Creole population near Saint-Georges to stop fever or as a remedy against diabetes, also used by the Palikour people.
Uses medicinal
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 30 - 90
Germination temperacture (C°) 23 - 29
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Aristolochia stahelii world distribution map, present in Brazil, French Guiana, and Suriname

Identifiers

LSID urn:lsid:ipni.org:names:19624-2
WFO ID wfo-0000548357
COL ID 5VSPN
BDTFX ID -
INPN ID 732663
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Aristolochia stahelii