Stoebe, Linnaeus, 1753

Koekemoer, Marinda, 2016, A monograph of Stoebe and Seriphium (Gnaphalieae, Asteraceae) in southern Africa and neighbouring islands, Phytotaxa 242 (1), pp. 448-450 : 448-450

Key to the species of Stoebe :

1.

– Pappus absent ....................................................................................................................................................................... 2 Pappus present ...................................................................................................................................................................... 3 2.

– Leaves small, trullate, up to 6 mm long, tightly adpressed and overlapping, hairs teasing out along the margins, apex acute; distributed in coastal areas, below 250 m ............................................................................................................. St. schultzii Leaves ericoid, filiform, up to 8 mm long, spreading, very closely spaced, hairs contained within the concave adaxial leaf surface, apex obtuse; distributed in high mountains, above 1 700 m .................................................................. St. montana 3.

– Synflorescence spike-like...................................................................................................................................................... 4 Synflorescence globose or subglobose ................................................................................................................................. 5 4.

– Florets white; leaves ericoid, involute, green; brachyblasts prominent; distributed above elevation of 100 m; flowering July to December ........................................................................................................................................ St. alopecuroides Florets pink; leaves flat, curled, greyish; brachyblasts absent; distributed below elevation of 100 m; flowering April and May .......................................................................................................................................................................... St. muirii 5.