Crotalaria chrysochlora Baker F. ex Harms

Species

Angiosperms > Fabales > Fabaceae > Crotalaria

Characteristics

Perennial with a thick woody rootstock and a number of ascending or decumbent stems, sometimes up to 3 dm. tall, often less.. Stems pubescent with short appressed or spreading hairs.. Leaves 3-foliolate; leaflets elliptic-obovate to obovate, up to 15–40 mm. long and 8–18 mm. wide, glabrous above, appressed puberulous beneath; petiole up to 9–25 mm. long.. Stipules minute or absent.. Racemes pedunculate, up to 4–10 cm. long, with up to 20 flowers rather closely arranged towards the top; bracts filiform, 1·5–3 mm. long; bracteoles inserted at the base of the calyx, filiform, less than 1 mm. long.. Calyx becoming basally truncate and deflexed against the pedicel, 3·5–4·5 mm. long, appressed or rarely spreading puberulous; lobes triangular, slightly acuminate, ± as long as the tube.. Standard suborbicular, yellow, veined or sometimes tinged reddish-brown or purple, glabrous outside; wings longer than the keel; keel ± semiorbicular, with a short blunt untwisted beak, 5–6(–7) mm. long.. Pod nearly sessile, subcylindrical, up to 15–18 mm. long, 4–6 mm. across, appressed puberulous, ± 10–16-seeded.. Seeds oblique-cordiform, 2·5–3 mm. long, smooth, dark brown.. Fig. 127/1–8.
More
Perennial with a thick woody rootstock and a number of curved-ascending or decumbent stems, sometimes up to 30 cm tall, often less; stems pubescent with short appressed or spreading hairs.
Racemes up to 4–10 cm long, pedunculate, with 8–20 flowers rather closely arranged above; bracts 1.5–3 mm long, subulate; bracteoles at the base of the calyx, less than 1 mm long.
Standard obovate-circular to oblate, yellow, veined reddish-brown or purple; wings exceeding the keel; keel 5–6(7) mm long, rounded, with a short blunt beak.
Leaves 3-foliolate, estipulate; leaflets mostly 1.5–4 × 0.6–1.8 cm, elliptic to obovate, appressed puberulous beneath; petiole shorter than the leaflets.
Calyx 3.5–4.5 mm long, basally truncate and deflexed against the pedicel, puberulous; lobes triangular, slightly acuminate, ± as long as the tube.
Pod practically sessile, 15–18 × 4–6 mm, subcylindrical, appressed puberulous, 10–16-seeded.
Seeds 2.5–3 mm long, oblique-cordiform, smooth, dark brown.
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.3
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 -

Images

Leaf

Crotalaria chrysochlora leaf picture by susan brown (cc-by-sa)
Crotalaria chrysochlora leaf picture by susan brown (cc-by-sa)

Flower

Crotalaria chrysochlora flower picture by susan brown (cc-by-sa)
Crotalaria chrysochlora flower picture by susan brown (cc-by-sa)
Crotalaria chrysochlora flower picture by susan brown (cc-by-sa)

Distribution

Crotalaria chrysochlora world distribution map, present in Angola, Burundi, Cameroon, Kenya, Rwanda, Sudan, Tanzania, United Republic of, Uganda, and Zambia

Conservation status

Crotalaria chrysochlora threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:487955-1
WFO ID wfo-0000209886
COL ID ZNCC
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Crotalaria chrysochlora Crotalaria megapreryx Crotalaria megapteryx Crotalaria wittei