Base de données des plantes d'Afrique

Bulbophyllum porphyrostachys Summerh.
Protologue : Bot. Mus. Leafl. Harvard Univ. 14: 230 (1951)
Informations sur le genre : Bulbophyllum
Statut pour TA : accepté (présent)
Ecologie et distribution
Afr. Trop.
Biologie : Epiphytic, rarely terrestrial, herb; pseudobulbs 3-7 cm apart, 2-leaved, ellipsoid, 3-6x1-2 cm, 4-5-angled; leaves lanceolate, 9-20x1,5-3 cm, thick; inflorescence arching, 7-22 cm long, 18-50-flowered; peduncle 4-13 cm long; rachis flattened, blade-like, 4-angled in section, 3,5-11 cm long, pale green spotted with purple; bracts recurved, concave, ovate, 7-12x7-12 mm, dark purple, concealing the flowers; flowers distichous, borne on the 2 concave sides of rachis, not fully open, yellow green, marked with red; sepals ovate, 3-4x2-3 mm; petals not recurved, linear-lanceolate, 2x0,5 mm, keeled; lip ovate, 1,5-2x1-1,5 mm, thick, apex reflexed.
Ecologie : Rain-forest; semideciduous forest; relict forest in savanna; oil palm plantation; lava flow; 0-600 m alt.
  Very close to B. lupulinum.
  “The showy part…is the purple bracts arranged along either side of the rachis like ears of wheat and persisting for months, after the flowers have faded” (I. & E. la Croix, o.c.: 173).
Plus d'info sur :
voir d'autres informations sous Jstor_African Plant Initiative
voir d'autres informations sous The International Plant Name Index
voir d'autres informations sous Orchidées d'Afrique Centrale
carte afrique num 44441
Enregistrement n°44441
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