Polymeria
Accepted name/Authority/Place of publication:
POLYMERIA R.Br., Prodr. 488 (1810)
Tribe:
Convolvuleae
Type Species:
Polymeria calycina R.Br.
Habit:
Perennial with erect or trailing stems, often rooting at the nodes, rarely twining, glabrous or with simple hairs.
Leaves:
Leaves petiolate to nearly sessile, simple, entire, often cordate or hastate.
Inflorescences:
Inflorescence an axillary, 1–few-flowered cyme; bracts small, persistent.
Flowers:
Sepals 5, free, herbaceous, subequal or outer much larger, sometimes accrescent. Corolla white to pink or mauve, funnel-shaped or campanulate; limb entire, angular to slightly 5-lobed; mid-petaline bands hairy. Stamens 5, included; anthers straight and not twisted after anthesis; Disk cupular. Ovary glabrous, 1(rarely 2)-locular; ovules 2 per locule; style 1; stigmas with erect and deflexed lobes, each linear and often lobed.
Pollen:
pollen 3-colpate, smooth.
Fruits:
Fruit capsular, globular, laterally compressed, splitting longitudinally into 2, ultimately up to 8 valves.
Seeds:
Seeds 1-2, smooth, glabrous or pubescent
Distribution:
A genus of ±16 species in tropical and subtropical Australia, Timor and New Caledonia; all species in Australia, 15 endemic. map
Countries:
Australia
Timor
New Caledonia
Number of Species:
16
Contributors:
