African Plant Database


Dracaena bicolor Hook.
Family : Dracaenaceae
Family (APGIII) : ASPARAGACEAE
Protologue : Bot. Mag. t. 5248
Information on the genus : Dracaena
 
 
Status
Status for TA : accepted (present)
 
Synonym(s) Homotypic
 Draco bicolor (Hook.) Kuntze
 
Synonym(s) Heterotypic
=Draco cylindrica (Hook. f.) Kuntze
=Dracaena cylindrica Hook. f. (1870)
=Dracaena preussii Engl. (1892)
 
Ecology and distribution
Trop. Afr.
Biology : Shrub 1-4 m tall; stem single, c. 1 cm Ø; leaves spread along the stem but more congested towards apex, concolorous, oblanceolate, 10-55x2,5-12 cm, tip acuminate with mucro to 5 mm long, pseudopetiole winged 1,5-16x0,2-1,1 cm, clasping the stem; inflorescence terminal, subcapitate to thyrsoid, 4-12 cm long, with several transitional leaves; floral bracts triangular, 2-5 cm long, often purple tinged, subtending the closely packed clusters of some flowers; pedicels jointed; flowers white, somewhat purple tinged, 2,5-2,8 cm long, tube 1,5-1,6 cm long, lobes 0,9-1,1 cm long, c. 2 mm wide; fruit drying black, globose, 0,9-1,2 cm Ø.
Ecology : Closed evergreen forest; 250-800 m alt. (Gabon).
  Material from Nigeria and Bioko was collected 100 and 150 years ago, and not seen in Nigeria since then (Onana & Cheek, l.c.).
  Bioko/Fernando Poo. – Not in Ghana (= D. congoensis).
 
More info on :
see under Jstor_African Plant Initiative
see under Fgui
see under The International Plant Name Index
 
Map
carte afrique num 14270
 
Record n°14270 modified 2007-04-02
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