African Plant Database

Disa helenae Buscal. & Muschl.
Protologue : Bot. Jahrb. Syst. 49(3-4): 463 (1913)
Information on the genus : Disa
Status for TA : accepted (present)
Ecology and distribution
Trop. Afr.
Biology : Terrestrial rather robust herb c. 50 cm tall; leaves elliptic-ligulate, apiculate, 12-14x c. 2 cm, in lateral cluster at base of stem; stem covered in sheathing leaves; inflorescence ovate, subdensely 10-15-flowered; bracts elliptic, acute, ± equaling ovary; dorsal sepal c. 2 cm long, shortly clawed at base, obovate-concave, with short cylindrical spur; lateral sepals obliquely oblong-ligulate, one and a half as long as dorsal; petals falcate-oblong, obtuse, 2-lobed below apex, slightly shorter than sepals; lip linear, acute, one and a half as long as petals.
Ecology : Steppe.
  Said to be related to D. scutellifera (placed in section Calostachys Schltr. by Buscalioni & Muschler). D. helenae is treated as an “unplaced name” in World Checklist of Selected Plant Families, Orchidaceae, Roy. Bot. Gard., Kew.
  Known only from the type collected on 26 January 1910 (“Herzogin Helena von Aosta” Nr. 167). Type destroyed, known only from a drawing at BR. C Zambia: Broken Hill (= Kabwe), 14°27’Sx28°27’E.
More info on :
see under Jstor_African Plant Initiative
see under The International Plant Name Index
More information >> ( work in progress )
Record n°234340 created 2015-10-09
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