Table 1.

Diagnostic characters of Seseli gummiferum subsp. ilgazense, Seseli gummiferum subsp. gummiferum, Seseli gummiferum subsp. crithmifolium and Seseli corymbosum.

Characters	subsp. ilgazense	subsp. gummiferum	subsp. crithmifolium	Seseli corymbosum
Stems per plant	3 to 5	1 to 4	solitary	solitary
Stem branching	mostly below, rarely in middle portion	below the middle	above the middle	above the middle
Central umbel rays	13 to 21	25 to 30	22 to 45	30 to 70
Lateral umbel rays	7 to 13	15 to 20	17 to 35	13 to 47
Bracts	2 to 7	mostly 8 to 15	mostly absent, rarely up to 2	0 to 1
Bracteoles	15 to 20	11 to 16	19 to 26	19 to 23
Petals	glabrous	glabrous	pubescent	pubescent
Ovary	glabrous	pubescent	puberulent	pubescent
Fruit	glabrous	pubescent	pubescent	pubescent