Emilia

Cron, Glynis V., 2014, A synopsis of Emilia (Senecioneae, Asteraceae) in southern Africa, Phytotaxa 159 (3), pp. 195-210 : 196

Key to the species of Emilia in southern Africa

1. Capitula solitary on long peduncles ..................................................................................................................................... 2

– Capitula in lax corymbs of 2–4 (or more) on peduncles of varying length ......................................................................... 4

2. Capitula larger (45–70 florets); corollas white or creamy white; from Namibia........................................... E. marlothiana

– Capitula smaller (15–35 florets); corollas lilac, mauve or pink; not from Namibia............................................................ 3

3. Cypselas glabrous .................................................................................................................................................... E. limosa

– Cypselas with hairs on ribs ......................................................................................................................... E. transvaalensis

4. Cypselas hairy along ribs, some or all leaves amplexicaul at the base ................................................................................ 5

– Cypselas glabrous, leaves sessile but not amplexicaul ........................................................................................................ 6

5. Decumbent stems, flattened when pressed, leaves purple below when fresh, corollas magenta or cerise pink. E. protracta

– Stems erect, rounded, leaves green or grey-green below when fresh, corollas lilac, mauve or white ................... E. schinzii

6. Capitula very narrow (2–4.5 mm in diameter at tips of involucral bracts); florets 14 or fewer per capitulum; cypselas fusiform or elliptic, 3.5–4 mm long ............................................................................................................................. E. tenellula

– Capitula broader (5–7 mm in diameter at tips of involucral bracts); florets 20 or more per capitulum; cypselas cylindrical to elliptic, 2–2.5 mm long ......................................................................................................................................... E. limosa