Compilation
Swertia usambarensis

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Name

Identification
Isotype of Swertia curtioides Gilg [family GENTIANACEAE ] Verified by Not on sheet, Swertia usambarensis Engl. [family GENTIANACEAE ] (stored under name); Verified by Not on sheet,
Related name
  • Swertia usambarensis
  • Swertia curtioides
  • Swertia polyantha
  • Swertia whytei

Flora

Entry for SWERTIA usambarensis Engl. [family GENTIANACEAE]
Herbarium
Royal Botanic Gardens, Kew (K)
Collection
Flora of Tropical Africa
Resource Type
Reference Sources
Entry From
Flora of Tropical Africa, Vol 4, Part 1, page 544, (1904) Author: (By J. G. Baker, with additions by N. E. Brown.)
Names
SWERTIA usambarensis Engl. [family GENTIANACEAE], Pfl. Ost-Afr. C. 314.
SWERTIA polyantha Gilg [family GENTIANACEAE], in Engl. Jahrb. xxvi. 109.
Information
Annual, 1–1 1/2 ft. high; stems simple or branched from the base; branches ascending, corymbose-paniculate. Leaves 1/3–1 in. long, 1–3 lin. broad, apparently somewhat fleshy or rather thick; lower oblong-lanceolate or linear-lanceolate, narrowed at the base or very shortly petioled; upper lanceolate, acute or subobtuse, narrowed at the base. Flower-branches panicled, umbellately 3–10-flowered; flowers 5-merous; pedicels 1/3–1 1/3 in. long. Calyx-segments 1 1/2–3 lin. long, 1/3–1 lin. broad, usually linear-oblong or oblong-lanceolate, occasionally broadly ovate, acute or subobtuse. Corolla pale blue (ex Engler), whitish in the dried state; lobes 3 1/2–5 lin. long, 1 2/3–2 1/2 lin. broad, oblong or elliptic-oblong, obtuse, with 2 oblong densely long-ciliate nectaries near the base. Stamens 2 1/2–3 lin. long. Ovary oblong; stigma sessile, broad, obtuse, 2-lobed.
Distribution
German East Africa Mozamb. Dist. Usambara; Mlalo, 5200 ft., Holst, 622!Nyasaland Mozamb. Dist. Nyika Plateau, 6000–7000 ft., Whyte, 124! between Mpata and the commencement of Tanganyika Plateau, 2000–3000 ft., Whyte!British East Africa Nile Land Lykipia, 8000 ft., Thomson!Somaliland Nile Land Galla Highlands, between Oi and Jaribule, Riva, 1228! Coromme, Riva, 1405!

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