Crotalaria ulbrichiana Harms

Species

Angiosperms > Fabales > Fabaceae > Crotalaria

Characteristics

Leaves 3-foliolate; leaflets 3.6–6.2 × 1.8–3.6(4) cm, elliptic, glabrous above, pubescent beneath; petiole a little shorter to a little longer than the leaflets; stipules 3–7 mm long, linear.
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Standard elliptic-oblong, yellow, subglabrous outside; wings 0.75–0.9 times as long as keel; keel (1.2)1.4–1.6 cm long, rounded about the middle with a projecting obtusely pointed beak.
Racemes short and few-flowered at first, elongating and ultimately c. 20 cm long and many-flowered; bracts 4–5 mm long, linear-lanceolate; bracteoles up to 2 mm long, filiform.
Calyx 1–1.4 cm long, sparsely to conspicuously puberulous; lobes narrowly attenuate-triangular, 2–3 times as long as the tube.
Pod up to 2.4 cm long, broadly ellipsoid-clavate, abruptly contracted to the 4–5 mm long stipe, pubescent.
Erect laxly branched annual, mostly 40–120 cm tall, with pubescent branches.
Seeds c. 5 mm in diameter, subcircular, flattened, rugose, brown.
Life form annual
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.4 - 1.2
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer rhizobia
Photosynthetic pathway c3

Environment

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

Usage

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

Cultivation

Mode -
Germination duration (days) 21 - 30
Germination temperacture (C°) 18 - 23
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Crotalaria ulbrichiana world distribution map, present in Namibia, Zambia, and Zimbabwe

Identifiers

LSID urn:lsid:ipni.org:names:489008-1
WFO ID wfo-0000206902
COL ID ZP89
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Crotalaria ulbrichiana Crotalaria barnabassii var. cunenensis