Cortiella, C. Norman, 1937

Deng, Jiao-Jiao, Peng, Chang, Liu, Chang-Kun, Xie, Deng-Feng, Gui, Ling-Jian, Zhou, Song- Dong & He, Xing-Jin, 2022, Cortiella yatungense, a new species of Cortiella (Apiaceae) from Xizang, China, Phytotaxa 566 (2), pp. 189-199 : 195

Key to the Cortiella species

1 Rays few (3–6); thin pedicels longer than leaves.......................................................................................................... C. yatungense

1 Rays many (more than 6); stout pedicels shorter than leaves or subequal.........................................................................................2

2 Petioles and rachis glabrous or essentially glabrous ..........................................................................................................................3

2 Petioles and rachis densely puberulous ..............................................................................................................................................4

3 Ultimate leaf segments trind; rays about 10 ................................................................................................................. C. lamondiana

3 Ultimate leaf segments obovate, 3-lobed, apex rounded; rays 20–30............................................................................ C. caespitosa

4 Dorsal ribs wings broad, slightly narrower than lateral wings, often convoluted and crowded when mature; ultimate leaf segments less than 4 mm; styles (1.5–) 2–3.5 mm after flowering ..................................................................................................... C. hookeri

4 Dorsal ribs wings narrow, often poorly developed, much narrower than lateral wings, not convoluted and crowded; ultimate leaf segments usually more than 4 mm; styles 1.75–3 mm after flowering ........................................................................... C. cortioides