Crotalaria bernieri Baill.

Species

Angiosperms > Fabales > Fabaceae > Crotalaria

Characteristics

Erect laxly branched annual, up to 3–7 dm. tall.. Stem thinly appressed puberulous, glabrescent.. Leaves 3-foliolate; leaflets linear-lanceolate to oblong-lanceolate, up to 40–65 mm. long, 4–7 mm. wide, bluntly pointed or rounded and apiculate, cuneate, glabrous above, appressed puberulous beneath; petiole 15–30 mm. long.. Stipules absent.. Racemes long-pedunculate, up to 8–15 cm. long, with generally numerous flowers towards the top; bracts subulate, triangular-caudate or filiform, ± 1 mm. long; bracteoles inserted at the base of the calyx, minute.. Calyx becoming basally truncate and deflexed against the pedicel, 1·5–2·5 mm. long, appressed puberulous; lobes triangular-acuminate, much shorter than the tube.. Standard suborbicular, pale yellow, veined reddish-brown or purple, glabrous outside; wings longer than the keel; keel rounded about the middle, with a very short slightly incurved blunt untwisted beak, 4–4·5 mm. long.. Pod sessile, ellipsoid-cylindrical, 20–23 mm. long, 6–8 mm. across, puberulous, ± 30–40-seeded.. Seeds oblong-reniform, 2–2·5 mm. long, smooth, mauve, pale brown or orange-red.
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Leaves 3-foliolate, estipulate; leaflets mostly 3–6.5 × 0.4–1.2 cm, linear-lanceolate to oblong-lanceolate, thinly appressed puberulous beneath; petiole much shorter than the leaflets.
Racemes 5–15 cm long, often long-pedunculate, with numerous flowers crowded above; bracts 0.5–2 mm long, subulate or triangular-caudate; bracteoles at the base of the calyx, smaller.
Standard oblate, pale yellow, veined reddish-brown or purple; wings longer than the keel; keel 4–5 mm long, rounded about the middle, with a very short blunt slightly incurved beak.
Calyx 1.5–2.5 mm long, becoming basally truncate and deflexed against the pedicel, appressed puberulous; lobes triangular, slightly acuminate, shorter than the tube.
Erect laxly branched annual 20–70(100) cm tall; branches thinly appressed puberulous, glabrescent.
Pod subsessile, 2–2.5 × 0.6–0.8 cm, ellipsoid-cylindrical, puberulous, 20–40-seeded.
Seeds 2–2.5 mm long, oblong-reniform, smooth, mauve, pale brown or orange-red.
Life form annual
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.3 - 0.7
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 bernieri world distribution map, present in Comoros, Kenya, Madagascar, Mozambique, Tanzania, United Republic of, Uganda, and Zimbabwe

Identifiers

LSID urn:lsid:ipni.org:names:487865-1
WFO ID wfo-0000209835
COL ID ZN9S
BDTFX ID -
INPN ID 807266
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Crotalaria bernieri Crotalaria ankaranensis