Bifora Hoffm.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1981, Flora Europaea. Volume 2. Rosaceae to Umbelliferae, Cambridge University Press : 328

18. Bifora Hoffm. 1

Leaves 1- to 2-pinnate; lobes linear or filiform. Sepals small or absent. Petals white, obcordate; apex inflexed. Fruit didymous; mericarps almost spherical, attached by the small commissure but separating when ripe. Ridges scarcely visible. Lobes of upper leaves linear, flat; rays 1—3(—5); petals of all flowers nearly equal; style c. 0-2 mm 1. testiculata

Lobes of upper leaves filiform; rays 3-8; outer petals of marginal flowers much larger than others; style 1-1-5 mm 2. radians