Crotalaria platysepala Harv.

Species

Angiosperms > Fabales > Fabaceae > Crotalaria

Characteristics

Calyx 4.5–5.5 mm long, thinly pubescent; upper lobes oblong to spathulate, 2–3 times as long as the tube, broadly obtuse, rounded or retuse to the slightly excentric apiculate tip, overlapping lateral lobes in bud, often without woolly hairs along the margins inside.
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Racemes mostly 10–30(40) cm long, laxly or sublaxly 16–30(50)-flowered, lateral ones sometimes shorter; buds becoming reflexed, then spreading; bracts 1.5–2.5 mm long, linear-subulate; bracteoles on the calyx, 0.5–1.5 mm long.
Standard broadly elliptic to oblate, yellow, finely lined reddish-brown, pubescent outside; wings nearly as long as the keel; keel 7.5–11 mm long, angular, with a narrow twisted beak, lanate along upper suture.
Leaves 3-foliolate; leaflets 1.5–7 × 0.4–3 cm, elliptic-oblong to ovate-oblong, appressed pubescent beneath; petiole 1–4.5 cm long; stipules 1.5–4 mm long, linear-caudate.
Annual, erect and spreading, (0.1)0.3–1.2 m tall; branches subappressed pubescent.
Pod shortly stipitate, 8–12 × 5–6 mm, oblong-obovoid, pubescent, 6–8-seeded.
Seeds c. 4 × 3.5 mm, oblique-cordiform, smooth, brown.
Life form annual
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.3 - 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 animal food
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 platysepala world distribution map, present in Botswana, Mozambique, Namibia, Zambia, and Zimbabwe

Identifiers

LSID urn:lsid:ipni.org:names:488671-1
WFO ID wfo-0000210664
COL ID ZNXL
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Crotalaria platysepala Crotalaria apiculata