Dwarf, leafless, succulent perennials, glabrous in all parts except sometimes inside of flower
Stem
acutely to obtusely 4-angled, usually procumbent, often arching and rerooting as it elongates, tuberculate and acutely toothed along angles when young, often with a distinct bud in axil of each tubercle
Inflorescences
1-4 per stem, arising near base, each with 1-4 flowers developing in gradual succession on a short peduncle
Sepals
acute to ovate-acute
Corolla
: tube ± spherical, cupular or campanulate; lobes ovate-lanceolate to lanceolate, sometimes connate at apex; interior of corolla sometimes with erect rigid hairs, white or cream with deep red patches; outside smooth to papillate, pink to white
Corona
2-seriate; outer corona lobes truncated, entire, joining to dorsal projection of inner lobes near base; inner lobes with large, thick, subclavate dorsal projection pointing horizontally outwards and not rising much above stigmatic surface, with broad base adnate to base of anther, forming a small channel in which anther wings are situated, with small narrow limb adnate to back of anther, usually longer than anther
Anthers
2-locular, ± horizontal on top of style head, rectangular, without apical appendages
Pollinia
with short caudicles and winged corpuscle
Follicles
erect, terete-fusiform, short, smooth
Nomenclature:
Ophionella
Bruyns
Bruyns: 70 (1981)
Pectinaria
Haw.
Haworth: 14 (1819) in part
Distribution & Notes:
Southern Africa
: Species 1:
Ophionella arcuata
(N.E.Br.) Bruyns, with 2 subspecies, growing between Willowmore in the west and Addo in the east (Eastern Cape)
References:
HAWORTH, A.H. 1819.
Supplementum plantarum succulentarum
. Harding, London
BRUYNS, P.V. 1981. A review of
Pectinaria
Haw.,
Stapeliopsis
Pillans and a new genus,
Ophionella
(
Asclepiadaceae
).
The Cactus and Succulent Journal of Great Britain
43
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