Heptaptera triquetra, (Vent.) Tutin

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 : 344

1. H. triquetra (Vent.) Tutin , Feddes Reperì. 74: 34 (1967)

( Colladonia triquetra (Vent.) DC. ).

Glabrous perennial with a stout, solid, triquetrous stem up to 150 cm. Stock covered with scale-like remains of leaves. Basal leaves simple, the others pinnatifid; segments 7-12 cm, ovate, crenate, sometimes slightly lobed, decurrent on the rhachis. Terminal umbel with 7-14 rays, often overtopped by lateral umbels. Bracts and bracteoles numerous, lanceolate or ovate, membranous. Fruit 10-12 mm, ovate; mericarps with 5 equal wings. In scrub on hills. • S.E. Bulgaria and Turkey-in-Europe. Bu Tu.