Eriosema lebrunii Staner & De Craene

Species

Angiosperms > Fabales > Fabaceae > Eriosema

Characteristics

Decumbent perennial herb, with a weak sparsely branched stem up to 15(–30) cm. long, from a globose or turnip-shaped tuber ± 3 cm. long and 1·5 cm. wide.. Stems slender with sparse to dense white pubescence and often longer mostly ferruginous spreading hairs on the younger parts.. Leaves 1-foliolate; leaflet oblong-lanceolate, (1·5–)2·2–10·2 cm. long, 0·4–1·8 cm. wide, acute at the apex, ± rounded at the base, pubescent above and on the nerves beneath, glandular beneath; main basal nerves extending over half-way up the blade; petiole ± 1–2 mm. long; stipules lanceolate, 4·5–17 mm. long, 1·5–2 mm. wide, hairy, veined.. Racemes axillary, the flowering part 1·5–4 cm. long, 1·2 cm. wide; peduncle 1–2·5 cm. long, with adpressed and spreading hairs; pedicels ± 1 mm. long; bracts linear, 8 mm. long, 0·5 mm. wide.. Calyx with long spreading ferruginous hairs, ± 5–7 mm. long; lobes lanceolate, 2–4 times as long as the tube.. Standard greenish-yellow outside, yellow inside, oblong-cuneiform, 6–7 mm. long, 2–3·5 mm. wide, pubescent and glandular in the median area.. Pods oblong, 6–7 mm. long, 4–4·5 mm. wide, covered with long ferruginous hairs ± 2 mm. long, minute scaly hairs and scattered glands.. Seeds greenish-or pinkish-brown, speckled with dark blackish-purple, longest dimension 2·5 mm., shorter dimension 1·5 mm., 1 mm. thick; rim-aril orange-brown.
More
A herb that keeps growing from year to year. It has a few branches. It is 15-30 cm long. It has turnip shaped roots. These are 1.5 cm across by 3 cm long. The stems are slender. They can have a white coating. The leaves have one leaflet. They are 2-10 cm long by 0.5-2 cm wide. They are broadly sword shaped and hairy above. The flowers are greenish-yellow. The pods are 6-7 mm long by 4-5 mm wide. They are oblong and covered with rusty hairs. The seeds are greenish-brown. They are speckled with dark purple. They are 2.5 mm long by 1.5 mm wide.
Leaves 1-foliolate; leaflet (1.5)2.2–10.2 × 0.4–1.8 cm, oblong-lanceolate, acute at the apex, ± rounded to cuneate at the base, pubescent above and on the nerves beneath, glandular beneath; main basal nerves extending over halfway up the blade; petiole c. 1–2 mm long; stipules 4.5–1.7 × 1.5–2 mm, lanceolate, hairy, veined.
Racemes axillary, the flowering part 1.5–4 × 1.2 cm; peduncle 1–2.5 cm long, with appressed and spreading hairs; pedicels c. 1 mm long; bracts 8 × 0.5 mm linear.
Standard greenish-yellow outside, yellow inside, the upper half often drying dark, 6–7 × 2–3.5 mm, oblong-cuneiform, pubescent and glandular in the median area.
Decumbent perennial herb, with a weak sparsely branched stem up to 15(30) cm long, from a globose or turnip-shaped tuber 2–3 × 1.5 cm.
Stems slender with sparse to dense white pubescence and often longer mostly ferruginous spreading hairs on the younger parts.
Pods 6–7 × 4–4.5 mm, oblong, covered with long ferruginous hairs c. 2 mm long, minute scaly hairs and scattered glands.
Seeds greenish-or pinkish-brown, speckled with dark blackish-purple, 2.5 × 1.5 × 1 mm; rim aril orange-brown.
Calyx c. 5–7 mm long with long spreading ferruginous hairs; lobes lanceolate, 2–4 times as long as the tube.
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.2
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer rhizobia
Photosynthetic pathway c3

Environment

Savannah, clearings, rocky ground, pastures, secondary grassland, marshy grasslandd, roadside edges, bare clayey soil; at elevations from 1,500-2,400 metres.
More
It is a tropical plant. It grows in savannah and swamps in mountain locations in West Africa. It grows between 1,650-2,400 m above sea level.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

Uses food
Edible roots tubers
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings. Seeds needs soaking.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Eriosema lebrunii world distribution map, present in Angola, Burundi, Cameroon, Malawi, Tanzania, United Republic of, and Zimbabwe

Identifiers

LSID urn:lsid:ipni.org:names:494085-1
WFO ID wfo-0000195459
COL ID 3B66R
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Eriosema lebrunii