Edit History
Rhynchosia holstii Harms [family LEGUMINOSAE]
Date Updated: 26 July 2007
Herbarium
Royal Botanic Gardens, Kew (K)
Collection
Flora Zambesiaca
Resource Type
Reference Sources
Entry From
FZ, Vol 3, Part 5, (2001) Author: B. Mackinder, R. Pasquet, R. Polhill and B. Verdcourt
Names
Rhynchosia holstii Harms [family LEGUMINOSAE], in Bot. Jahrb. Syst. 26: 306 (1899). —E.G. Baker, Legum. Trop. Africa: 475 (1929). —Verdcourt in Kew Bull. 25: 106, fig. 4 (1971); in F.T.E.A., Leguminosae, Pap.: 753 (1971). —Drummond in Kirkia 8: 226 (1972). —Lock, Leg. Afr. Check-list: 430 (1989). Type from Tanzania.
Information
Perennial climbing or trailing herb with several stems 0.3–1 m long from a woody rootstock. Stems often robust, ridged, pubescent particularly on the ridges. Leaflets 3, 1–5.5 × 0.7–4.5 cm, rhombic, the laterals oblique, obtuse or subacute at the apex, rounded at the base, sparsely to densely grey pubescent on both sides, gland-dotted beneath, slightly rugose above; petiole 0.6–5.5 cm long; rhachis 1.5–8 mm long; petiolules 0.5–2 mm long; stipules 4–7 × 2–3.5 mm, oblong-elliptic, often reflexed, veined, hairy. Inflorescences axillary; rhachis 5–10 cm long; peduncle 2.5–5 cm long; pedicels 2 mm long; bracts often ± persistent, 3 × 1–1.5 mm, lanceolate. Calyx pubescent and glandular; tube 2.5–3 mm long; lobes 4–10 mm long, lanceolate, the lowest longest and widest, the upper pair joined together for ± half to two-thirds of their length. Standard yellow with pale reddish-purple veining, 9–18 × 7–13 mm, broadly obovate, pubescent and glandular; wings bright yellow; keel greenish. Pods blackish, 10–15 × 4–5 mm, oblong, densely pubescent and glandular. Seeds black or reddish-brown mottled with black, 2.5–3.2 × 2–2.5 × 1.2 mm, oblong-reniform.
Habitat
Grassland, and wooded grassland
Altitude range
800–1710 m.
1710
800
Distribution
Mozambique MS near Espungabera (Spungabera) Mission, fr. 7.vi.1942, Torre 4254 (LISC).Malawi N Mzimba Distr., 7.2 km southwest of Chikangawa, fl. 18.viii.1978, E. Phillips 3782 & 3783 (K; MO).Zimbabwe E Mutare (Umtali), Commonage, fl. 22.x.1955, Chase 5826 (BM; K; SRGH).
Distribution (external)
Dem. Rep. Congo
East Africa
Notes
I have seen no pods from the Flora Zambesiaca area.
Date Updated: 26 July 2007
Herbarium
Royal Botanic Gardens, Kew (K)
Collection
Flora Zambesiaca
Resource Type
Reference Sources
Entry From
FZ, Vol 3, Part 5, (2001) Author: B. Mackinder, R. Pasquet, R. Polhill and B. Verdcourt
Names
Rhynchosia holstii Harms [family LEGUMINOSAE], in Bot. Jahrb. Syst. 26: 306 (1899). —E.G. Baker, Legum. Trop. Africa: 475 (1929). —Verdcourt in Kew Bull. 25: 106, fig. 4 (1971); in F.T.E.A., Leguminosae, Pap.: 753 (1971). —Drummond in Kirkia 8: 226 (1972). —Lock, Leg. Afr. Check-list: 430 (1989). Type from Tanzania.
Information
Perennial climbing or trailing herb with several stems 0.3–1 m long from a woody rootstock. Stems often robust, ridged, pubescent particularly on the ridges. Leaflets 3, 1–5.5 × 0.7–4.5 cm, rhombic, the laterals oblique, obtuse or subacute at the apex, rounded at the base, sparsely to densely grey pubescent on both sides, gland-dotted beneath, slightly rugose above; petiole 0.6–5.5 cm long; rhachis 1.5–8 mm long; petiolules 0.5–2 mm long; stipules 4–7 × 2–3.5 mm, oblong-elliptic, often reflexed, veined, hairy. Inflorescences axillary; rhachis 5–10 cm long; peduncle 2.5–5 cm long; pedicels 2 mm long; bracts often ± persistent, 3 × 1–1.5 mm, lanceolate. Calyx pubescent and glandular; tube 2.5–3 mm long; lobes 4–10 mm long, lanceolate, the lowest longest and widest, the upper pair joined together for ± half to two-thirds of their length. Standard yellow with pale reddish-purple veining, 9–18 × 7–13 mm, broadly obovate, pubescent and glandular; wings bright yellow; keel greenish. Pods blackish, 10–15 × 4–5 mm, oblong, densely pubescent and glandular. Seeds black or reddish-brown mottled with black, 2.5–3.2 × 2–2.5 × 1.2 mm, oblong-reniform.
Habitat
Grassland, and wooded grassland
Altitude range
800–1710 m.
1710
800
Distribution
Mozambique MS near Espungabera (Spungabera) Mission, fr. 7.vi.1942, Torre 4254 (LISC).Malawi N Mzimba Distr., 7.2 km southwest of Chikangawa, fl. 18.viii.1978, E. Phillips 3782 & 3783 (K; MO).Zimbabwe E Mutare (Umtali), Commonage, fl. 22.x.1955, Chase 5826 (BM; K; SRGH).
Distribution (external)
Dem. Rep. Congo
East Africa
Notes
I have seen no pods from the Flora Zambesiaca area.
╳
We're sorry. You don't appear to have permission to access the item.
Full access to these resources typically requires affiliation with a partnering organization. (For example, researchers are often granted access through their affiliation with a university library.)
If you have an institutional affiliation that provides you access, try logging in via your institution
Have access with an individual account? Login here
If you would like to learn more about access options or believe you received this message in error, please contact us.