A synopsis of the genus Disperis Sw. (Orchidaceae)
Author
Kurzweil, Hubert
Author
Manning, John C.
text
Adansonia
2005
3
27
2
155
207
journal article
http://doi.org/10.5281/zenodo.5186519
1639-4798
5186519
71.
Disperis tysonii
Bolus
J. Linn.
Soc., Bot. 22: 79 (1885)
, as
tysoni
; Schlechter, Bull. Herb.
Boissier, ser. 1, 6: 918 (1898)
; Rolfe, Fl. Cap. 5, 3: 298 (1913), as
tysoni
; J.C. Manning
in
H.P. Linder F Kurzweil, Orch.
S. Afr.: 317 (1999)
. —
Type
:
South Africa
, Kokstad,
Tyson
1079
(lecto-, K; isolecto-, SAM).
Disperis bicolor
Rolfe, Fl. Cap.
5, 3: 300 (1913). —
Type
:
South Africa
,
KwaZulu-Natal
,
Allison
4
(holo-, K).
Disperis kermesina
Rolfe, Fl. Cap.
5, 3: 297 (1913). —
Type
:
South Africa
,
KwaZulu-Natal
,
Allison
9
(holo-, K).
Plants to
400 mm
. Leaves 4-5, alternate, lanceolate, 15-30 ×
5-8 mm
. Flowers (1-)5-20, in secund racemes, pink to magenta; median sepal ovate, 5-6 ×
3-4 mm
, deeply hooded, lateral sepals obovate, 6-8 ×
2.5-3 mm
; petals clawed, ovate, 4-6 ×
2-2.5 mm
; lip blade erect, ovate to triangular, appendage horizontally reflexed, linear, pubescent.
DISTRIBUTION AND PHENOLOGY. —
South Africa
(
Eastern Cape, KwaZulu-Natal, Mpumalanga
),
Lesotho
and
Swaziland
; on soils derived from sandstone or quartzite in montane and subalpine grassland from
1200 to 3050 m
. Flowering mostly in February and March
.