Begonia ampla Hook.f.
  • D.Oliver & auct. suc. (eds.), Fl. Trop. Afr. 2: 574 (1871) 


Notes: Distribution: WC. Trop. Africa to Uganda

General Description

Monœcious.Stem 1–2 ft., very stout, woody, together with the petioles and nerves beneath sparsely furfuraceous, young leaves densely clothed with rusty stellate down. Leaves long-petioled, 8–10 in. diameter, obliquely suborbicular or very broadly obliquely ovate, deeply cordate, abruptly contracted into a slender point, obscurely toothed at the tip of the once or twice forked nerves, palmately 6-nerved, upper surface with a few scattered minute stellate membranous scales that are more numerous below; petiole stout, 5–8 in.; stipules large, green, convolute, 1 1/2 in. deciduous. Peduncle stout, 1–2 in., terminated by 2 large convolute orbicular bracts together forming a subcampanulate cup 3/4 in. long and broad, enclosing numerous shortly pedicelled flowers. Male fl.: Sepals 2, rose-coloured, orbicular-obovate, 1 in. long. Anthers small, subsessile, linear, obtuse. Female fl.: Sepals of the male. Styles 3–4, short, free; stigmas forked, branches rather long, papillose band broad, continuous, twisted. Ovary 3–4-angled? Berry enclosed in the bracts, subglobose, 1/2 in. diameter; placentas much branched.

An epiphyte with stout woody stem; inflorescence with 2 large green bracts forming a cup enclosing the flowers; sepals white or pinkish, with red lines.

Distribution

Br. Cam.: Kumba—Mamfe Road (July) Tamajong FHI 23451! Basosi, Kumba (Oct.) Dundas FHI 15327! Barombi Preuss 447!

F. Po: 1, 000–2, 000 ft. Mann 314!

Fernando Po, On trees, Prince's Island, Barter! alt. 1–2000 ft., Mann!

Literature

in F.T.A. 2: 574 (1871); Engl. l.c. 614. Exell Cat. S. Tomé 187.

Distribution Map

 
  • Native distribution
Found in
  • Africa East Tropical Africa Uganda
  • West-Central Tropical Africa Cameroon
  • Congo
  • Gabon
  • Gulf of Guinea Is.
  • Rwanda
  • Zaire

  Bibliography

  • 1 Lejoy, J., Ndjele, M.-B. & Geerinck, D. (2010). Catalogue-flore des plantes vasculaires des districts de Kisangani et de la Tshopo (RD Congo). Taxonomania. Revue de Taxonomie et de Nomenclature Botaniques 30: 1-307.
  • 2 Govaerts, R. (1996). World Checklist of Seed Plants 2(1, 2): 1-492. Continental Publishing, Deurne.
  • 3 Hutchinson and Dalziel (1954) Begoniaceae. Flora of West Tropical Africa 1 (1)

 Information From

Flora of West Tropical Africa
http://apps.kew.org/efloras/
Flora of West Tropical Africa. Published on the Internet; http://apps.kew.org/efloras/
Flora of Tropical Africa
http://apps.kew.org/efloras/
Flora of Tropical Africa. Published on the Internet; http://apps.kew.org/efloras/
WCS higher taxonomy
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World Checklist of Selected Plant Families
http://apps.kew.org/wcsp/
WCSP 2014. 'World Checklist of Selected Plant Families. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; http://apps.kew.org/wcsp/ Retrieved 2011 onwards
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