Tephrosia burchellii Burtt Davy

Species

Angiosperms > Fabales > Fabaceae > Tephrosia

Characteristics

Annual, occasionally perennial herb, up to 0.7 m high; hirsute with long, whitish hairs. Stems slender, procumbent. Leaves shortly petiolate; pinnate, with 10-16 leaflets; leaflets obovate, 8-14 x 4-8 mm, upper surface glabrous with a pale bloom, lower surface sparsely hirsute, veining not dark; rachis hirsute with long hairs; stipules setaceous. Flowers: style glabrous; calyx hirsute with long white hairs; corolla pink; Nov.-Feb. Pods 30-40 mm long, slightly falcate, appressed-puberulous.
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Leaves pinnate with (3)5–8(10) pairs of leaflets; petiole (0.2)0.5–1.5(2.0) mm long, petiole and rachis together 2–6.5(9) cm long, pubescent like the stem; leaflets (4)7–18 × (3)5–9 mm, obovate or obtriangular, cuneate at the base, broadly rounded to truncate or occasionally slightly emarginate at the apex; upper surface glabrous, lower surface rather softly appressed-pubescent; stipules 2–6 × 0.3–1.2(1.8) mm, linear-triangular.
Calyx 4–6 mm long, with longish, grey, appressed to ascending hairs; teeth linear, 3–4 times as long as the very short tube, the two upper teeth slightly joined towards their base.
Flowers in ± short and few flowered, terminal (appearing leaf-opposed) racemes 1–8(12) cm long with up to 6(10) nodes; bracts 2–5 mm long, linear; pedicels 2–5 mm long.
Seeds (6)7–9(10), usually 8, c.3 × 2 × 1 mm, ± rhomboidal, brown, with the hilum and very small aril slightly excentric on one of the longer sides.
Annual to short-lived perennial with decumbent or ascending stems 15–45 cm long.
Stems clothed with soft whitish spreading hairs when young, glabrescent later.
Pods (25)32–40 × 3.5–4.2(4.5) mm, straw-coloured, thinly appressed-pubescent.
Petals 5–7 mm long, pink or perhaps sometimes red or purplish.
Ovary appressed-pubescent; style glabrous.
Staminal tube joined above.
Life form
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 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 1-3
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

Usage

Uses animal food medicinal
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 21 - 42
Germination temperacture (C°) 18 - 21
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Tephrosia burchellii world distribution map, present in Botswana, Namibia, and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:520437-1
WFO ID wfo-0000201792
COL ID 55CQV
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Tephrosia burchellii