POLEMONIACEAE

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1972, Flora Europaea. Volume 3. Diapensiacea to Myoporaceae, Cambridge: Cambridge University Press : 73

CXLV. POLEMONIACEAE 2

Herbsorrarely shrubs. Leaves usually alternate, entire to pinnate, exstipulate. Flowers actinomorphic, 5-merous. Calyx campanulate, more or less deeply lobed. Corolla infundibuliform, campanulate or rotate; lobes contorted. Stamens epipetalous, alternating with the corolla-lobes, often unequal; anthers versatile. Ovary superior, 3-locular, with axile placentae; ovules

usually 2-12 in each loculus; style 1, shortly 3-fid at the apex. Fruit a loculicidal or septicidal capsule.

Literature: A. Brand in Engler, Pflanzenreich 27(IV. 250) (1907). J. F. Davidson, Univ. Calif. Pubi. Bot. 23(5): 209-282 (1960). Leaves pinnate; stamens exserted 1. Polemonium Leaves entire; stamens included 2. Collomia