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
69.
Disperis wealei
Rchb.
f.
Otia Bot. Hamburg.
2: 103 (1881)
, as
wealii
;
Schlechter
,
Bull. Herb.
Boissier
, ser. 1, 6: 925 (1898);
Rolfe, Fl.
Cap. 5, 3: 300 (1913), as
wealii
;
J
.
C
.
Manning
in
H
.
P
.
Linder
F
Kurzweil
,
Orch.
S
.
Afr.
: 319 (1999)
. —
Type
:
South Africa
,
Eastern Cape
,
Weale
917
(holo-,
W
; iso-,
BOL
,
K
,
SAM
).
Disperis gracilis
Schltr., Bot. Jahrb. Syst.
20, Beibl. 50
:
44 (1895), Bull. Herb. Boissier, ser. 1, 6: 925
(1898); Rolfe, Fl. Cap. 5, 3: 299 (1913). —
Type
:
South Africa
, “Transvaal”,
Schlechter 4393
(holo-,
B†; iso-, K, NH).
Disperis flava
Rolfe, Fl. Cap.
5, 3: 300 (1913). —
Type
:
South Africa
,
KwaZulu-Natal
,
Allison
3
(holo-, K).
Plants to
300 mm
. Leaves 2-5, alternate, ovate, ± 1 1-20 ×
5-7 mm
. Flowers 1-4, white; median sepal ovate, 6-8 ×
5-7 mm
, hooded, lateral sepals elliptic, 9-11 ×
4-5 mm
; petals falcate, clawed, rotund, 6-8 ×
4-6 mm
; lip blade triangular, upcurved, boat-shaped, appendage oblong, conduplicate, pubescent (
Fig. 13H
).
DISTRIBUTION AND PHENOLOGY. —
South Africa
(
Eastern Cape
,
KwaZulu-Natal
, one record each from
Mpumalanga
and
Limpopo
) and
Lesotho
; common in moist to wet montane grassland, often along streams or near forest margins from
1500 to 2700 m
; once recorded epiphytic on
Encephalartos
(
Cycadaceae
). Flowering mainly in January and February.