Compilation
Royena usambarensis

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Name

Identification
Diospyros usambarensis F.White [family EBENACEAE ] (stored under name); Verified by Verdcourt, B., Royena macrocalyx Gürke [family EBENACEAE ] Verified by Burtt, B.L., Diospyros macrocalyx Klotzsch [family EBENACEAE ] Royena usambarensis Gürke ex Engl. [family EBENACEAE ] Verified by Gürke, R.L.A.M.,
Related name
  • Royena usambarensis
  • Royena amnicola
  • Royena macrocalyx
  • Diospyros usambarensis
  • Diospyros zombensis
  • Diospyros macrocalyx

Flora

Entry for DIOSPYROS loureiriana (Caveney) Verdc. subsp. rufescens [family EBENACEAE]
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, (1996) Author: F. White and B. Verdcourt
Names
DIOSPYROS loureiriana (Caveney) Verdc. subsp. rufescens [family EBENACEAE], comb. nov. Type: Kenya, Kwale District, Kinango. Greenway 9794 (K, holo.!, EA, FHO, iso.!)
Royena usambarensis Engl. [family EBENACEAE], in Abh. Preuss. Akad. Wiss.: 34 (1894); P.O.A. A: 73 (1895), nom. nud .
Royena macrocalyx [family EBENACEAE], sensu Gürke in P.O.A. C: 305 (1895), pro parte; B.L. Burtt in K.B. 1935: 287 (1935), pro parte; T.T.C.L.: 189 (1949); K.T.S.: 178 (1961), non Gürke sensu stricto
DIOSPYROS usambarensis Caveney subsp. rufescens [family EBENACEAE], in B.J.B.B. 50: 396 (1980)
Information
Branchlets and inflorescence-axes with long spreading hairs, easily seen by naked eye; leaves drying reddish brown, obovate-elliptic, obtuse to broadly acute at the apex; lower surface densely pubescent on lamina and nerves with long spreading hairs. Fig. 2/12.
Range
DISTR. K 7; T 3, 6, 8; not known elsewhere, but see note
Altitude range
0-750 m.
Distribution
KENYA Kwale District Mombasa-Tanga road, W. of Kwale, Kinango, 23 Jan. 1961, Greenway 9794! & small farm NW. of Jombo [Dzombo] Hill, 13 Feb. 1989, S.A. Robertson et al. in M.D.E. 383!;TANZANIA Lushoto District Korogwe, 18 Dec. 1969, Archbold 412A!;KENYA Kilifi District Mariakani, R.M. Graham 323 in F.D. 1821!TANZANIA Rufiji District Utete, 3 Dec. 1955, Milne-Redhead & Taylor 7543!;TANZANIA Lindi District 8 km. W. of Mtama, near Nyangao R., 14 Dec. 1956, Milne-Redhead & Taylor 7651!;TANZANIA Newala District Liteho, Nov. 1953, Eggeling 6740!
Notes
F. White admits that intermediates between the two subSPECIES occur in Mozambique and populations in T 8 also partly come under this category. I am not convinced of the validity of the subSPECIES although extremes are distinctive. [B.V.]

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