African Plant Database


Nervilia ballii G. Will.
Family : ORCHIDACEAE
Protologue : Pl. Syst. Evol. 134(1-2): 66 (1980)
Information on the genus : Nervilia
 
 
Status
Status for SA : accepted (present)
Status for TA : accepted (present)
 
Synonym(s) Heterotypic
=Nervilia purpurata auct. P.J.Cribb p.p., quoad pl. 54/7 et specim. P.J.Cribb & Grey-Wilson 10801
=*Nervilia kotschyi auct. Jacobsen p.p., quoad specim. Jacobsen 2986
 
Ecology and distribution
Trop. Afr.
Biology : Terrestrial herb 11-30 cm tall, glabrous except for flower lip and tubers; tuber ± ovoid, 1,5-1,7x1-1,5 cm, 2-5-noded; leaf 1, after flowering, erect, blade ovate-acute, 5-6x3-4 cm, heavily pleated, dark olive-green above with silvery veins, dark purple beneath; petiole c. 6 cm long, sulcate; inflorescence scape erect, 1(-2)-flowered; flowers reddish outside; bracts 1-2, ± lanceolate, 14-23x0,6-1,6 mm; sepals and petals lanceolate, greenish with red veins, c. 20-25x3-4 mm; lip cream-yellow with prominent reddish venation, ± ovate, 18-25x14-18 mm, obscurely 3-lobed, with 2 fleshy pubescent ridges from base to midlobe; side lobes rounded, erect, enclosing column; midlobe reflexed; ovary c. 5 mm long.
Ecology : (Shaded) woodland, Brachystegia woodland often on rocky soil; grassland; grassland-scrub; Syzygium thicket; pine or Gmelina plantations; 600-1500 m alt.

Bibliography for Tropical Africa :
  • Exell, A. & Wild, H. (1995). Flora Zambesiaca: Mozambique, Federation of Rhodesia and Nyasaland, Bechuanaland Protectorate. London Kew 11[1]: 266
 
More info on :
see under Jstor_African Plant Initiative
see under The International Plant Name Index
see under Flora of Mozambique
see under Flora of Zimbabwe
 
Map
More information >> ( work in progress )
 
Record n°46567
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