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Bonamia hildebrandtii

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Name

Identification
Bonamia hildebrandtii (Vatke) Hallier f. [family CONVOLVULACEAE ] (stored under name); Verified by Hallier f., 1892 Breweria hildebrandtii Vatke [family CONVOLVULACEAE ] Verified by Not on Sheet,
Related name
  • Bonamia spectabilis
  • Ipomoea unrecorded
  • Bonamia hildebrandtii
  • Breweria hildebrandtii

Flora

Entry for BONAMIA spectabilis (Choisy) Hall.f. [family CONVOLVULACEAE]
Herbarium
Royal Botanic Gardens, Kew (K)
Collection
Flora of Tropical East Africa
Resource Type
Reference Sources
Entry From
Flora of Tropical East Africa, page 1, (1963) Author: B. VERDCOURT (East African Herbarium)
Names
BONAMIA spectabilis (Choisy) Hall.f. [family CONVOLVULACEAE], in E.J. 16 : 529 (1893) & in E.J. 18 : 91 (1893). Type : Madagascar, Bombatok, Bojer (B, holo.†, K, ? iso.!) [Kew sheets said to be from Mauron Voai]
Breweria spectabilis Choisy [family ], in Mem. Soc. Phys. Genève 8 : 68 (1839) & in DC., Prodr. 9 : 439 (1845)
Breweria hildebrandtii Vatke [family ], in Linnaea 43 : 523 (1882). Type : Madagascar, Nossé Bé, Hildebrandt 2903 (B, holo. †, K, iso.!)
Bonamia hildebrandtii (Vatke) Hall.f. [family CONVOLVULACEAE], in E.J. 18 : 91 (1893)
Bonamia minor Hall.f. [family CONVOLVULACEAE], in E.J. 18 : 91 (1893); Bak. & Rendle in F.T.A. 4 (2) : 80 (1905). Type : Congo Republic : Lomani River, Pogge 1214 (B, holo. †)
Bonamia minor Fries var. argentea [family CONVOLVULACEAE], Wiss. Ergebn. Schwed. Rhod.-Kongo-Exped. 1 : 268 (1916). Type : Northern Rhodesia, Lake Bangweulu, Fries 827 (UPS, holo.!, K, iso.!)
Information
Climbing shrub with ridged, sparsely adpressedly pubescent stems. Leaf-blade elliptic, 2–5.5 cm. long, 0.8–2.3 cm. wide, acute or obtuse and apiculate at the apex, ± cuneate at the base, glabrescent and green or silvery pubescent above, silky pubescent below (not densely so when young in the Tanganyika specimens); petiole about 1 cm. long, slightly winged. Flowers in rather lax 2–3 (–few) -flowered cymes aggregated towards the ends of the branchlets; peduncle and pedicels usually 5–10 mm. long; bracts small. Sepals oblong-elliptic, 7–8 mm. long, abruptly acute, silky pubescent. Corolla blue, funnel-shaped, (1.5)–2–2.5 cm. long, silky pilose on midpetaline areas. Ovary glabrous; style bifid from about the middle; stigmas ellipsoidal. Capsule globose, about 7 mm. in diameter, shortly apiculate, glabrous. Seeds oblong, 3–4 mm. long, blackish with narrow hyaline golden wings on edges and also forming a network on the surface.
Range
DISTR. T4
Altitude range
840 m.
Distribution
TANGANYIKA Ufipa District Kasanga, 13 June 1957, Richards 10093 ! & escarpment above Kasanga, 30 Mar. 1959, Richards 11001 !
Distribution (external)
; Congo Republic
Northern Rhodesia
Madagascar
Notes
Hallier (Bull. Herb. Boiss 5 : 997 (1897)) unites B. hildebrandtii and B. spectabilis but retains B. minor as distinct. B. hildebrandtii is however undoubtedly identical with B. minor and forms closely similar to the type of B. spectabilis also occur on the mainland of Africa.

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