Tephrosia grandibracteata Merxm.

Species

Angiosperms > Fabales > Fabaceae > Tephrosia

Characteristics

Leaves with (7)9–14(16) pairs of leaflets; pubescence of petiole and rachis similar to that of young branches; leaflets up to 40(48) × 12(15) mm, elliptic-oblong, ± rounded at base and apex, strongly mucronate, the margins somewhat incurved towards the upper surface, the upper surface glabrous, the lower surface shortly and closely appressed-brownish pubescent with hairs not or scarcely overlapping each other; stipules 5–15 × 1–1.5 mm, ± linear.
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Inflorescence at first an ovoid head exceeded by the upper leaves, elongating to 10 cm in fruit; bracts large and very conspicuous but soon falling, up to 20 × 13 mm, ovate to obovate and tapered gradually to a long-acute apex, shortly and closely appressed brown pubescent; pedicels 7–12 mm long (to 18 mm in fruit), appressed-pubescent.
Calyx 9–13 mm long, the teeth longer than the campanulate part, the two upper teeth joined for most of their length to form a broad triangle with only the terminal 1–2 mm free; the whole shortly and rather thinly appressed-pubescent.
Petals 20–27 mm long, purple; standard as broad as long, broadly rounded to emarginate at the apex, ± truncate at the base; lower margin of keel curved through c.90°.
Pods 7–8.5 × 0.6–0.8 cm, the sutures somewhat broadened, surfaces closely appressed dark brown pubescent.
Young branches shortly and closely appressed golden-brown pubescent.
Ovary shortly appressed-pubescent; style pubescent.
Stamen tube 15–18 mm long.
Shrub up to 3(5) m high.
Seeds c.8.
Life form perennial
Growth form shrub
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer rhizobia
Photosynthetic pathway -

Environment

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

Usage

Uses -
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 grandibracteata world distribution map, present in Zimbabwe

Identifiers

LSID urn:lsid:ipni.org:names:520598-1
WFO ID wfo-0000202510
COL ID 7BQLW
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Tephrosia grandibracteata