1.
Drosanthemum floribundum
(Haworth) Schwantes, Z. Sukkulentenk. 3: 29. 1927.
Rosea iceplant
Mesembryanthemum floribundum
Haworth, Misc. Nat., 100. 1803;
M. hispidum
Linnaeus var.
pallidum
Haworth;
M. torquatum
Haworth
Stems
prostrate, mat-forming, rooting at older nodes; inter-nodes 1-3 cm, thin, tough.
Leaves:
blade cylindric, slightly thickened apically, 1.2-1.4 × 0.25 cm.
Inflorescences:
flowers usually solitary; pedicel 20-30 mm.
Flowers
(1-)3, on lateral short shoots, fragrant, 1.8(-2.5) cm diam.; calyx lobes linear, 6 × 3 mm, apex obtuse, margins papery; petals 30-40, pink, 1-seriate, [8-]15 × 2 mm, 2-3 times calyx length; staminodia absent; stamens spreading, connate in clusters, 4.5 mm; ovary 5-loculed; stigma lobes 5, plumose, 5 mm.
Capsules
on erect stalks.
Seeds
200, 0.5 mm.
2
n
= 36.
Flowering spring [year-round]. Coastal habitats; 0-100 m; introduced; Calif.; Europe; Africa.
Drosanthemum
floribundum
is widely cultivated in southern California. When the plant is in flower, the vegetative portions are often completely covered by a profusion of pink flowers.
