African Plant Database


Eulophia aurantiaca Rolfe
Family : ORCHIDACEAE
Protologue : Fl. Trop. Afr. [Oliver et al.] 7(1): 67 (1897)
Information on the genus : Eulophia
 
 
Status
Status for TA : rejected (present), is synonym of : Orthochilus aurantiacus (Rolfe) Bytebier
 
Synonym(s) Homotypic
 Eulophia abyssinica var. aurantiaca (Rolfe) Geerinck
 Orthochilus aurantiacus (Rolfe) Bytebier (2014)
 
Synonym(s) Heterotypic
=Eulophia leopoldii Kraenzl. (1900), non (1899)
 
Ecology and distribution
Trop. Afr.
Biology : Terrestrial herb 30-75 cm tall; tubers subterranean, irregularly ellipsoid-conical, 3-4 cm long, 2,5-3 cm Ø, successively produced annually in a row; leaves 2-3, folded, linear-acuminate, 20-65x0,4-1,5 cm, long-petiolate; inflorescence laxly 8-20-flowered, produced before or with the young leaves; peduncle covered by 2-3 sheaths; rachis 6-20 cm long; bracts linear-acuminate, 12-21 mm long; flowers orange to orange-red, ± spreading, not opening fully; pedicel and ovary 12-20 mm long; sepals linear-lanceolate, acute, 30-42x5-7 mm; petals similar, but 22-27x6-7 mm; lip 3-lobed, 16-20 mm long, 10-12 mm wide; side lobes rounded; mid-lobe much longer, emarginate, 8x9 mm, with central area densely long-papillate, with callus of 2 papillose ridges in basal half; spur shortly conical, 1-2 mm long; fruit pendent, 23-25 mm long, with persistent perianth.
Ecology : Woodland of Brachystegia, Combretum, Dalbergia, Vitex, Strychnos, Pterocarpus etc.; (open) grassland; grassland with short grasses among flat rocks; bushland; often on sandy soil; also in dense high-rainfall woodland; 1350-2300 m alt.

Bibliography for Tropical Africa :
  • Exell, A. & Wild, H. (1998). Flora Zambesiaca: Mozambique, Federation of Rhodesia and Nyasaland, Bechuanaland Protectorate. London Kew 11[2]: 504
 
More info on :
see under Jstor_African Plant Initiative
see under Flore d'Afrique Centrale
see under The International Plant Name Index
see under Flora of Zimbabwe
 
Map
no map available
 
Record n°45899 modified 2007-04-05
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