previous arrow
next arrow

Family :


Division :



Aromatic herbs, rarely shrubs or soft-wooded trees. Leaves alternate, pinnately or ternately compound or dissected, rarely simple, usually with a broad sheathing base. Inflorescence of compound or simple umbels, often subtended by an involucre and involucel bracts. Flowers bisexual or polygamous. Sepals connate in a tube, adnate to ovary; limb 0 or 5-toothed. Petals 5, usually apically inflexed, white or yellow or rarely purple. Stamens 5, anthers 2-celled. Ovary inferior, bilocular, 2-carpelled, styles 2, often swollen and spreading at the base to form a stylopodium, stigma papillate, ovule solitary in each locule. Fruits of  2 indehiscent, dorsally or laterally compressed carpels, separated by a commissure. Seeds with minute dicotyledons embryo.

Key to the Genus

Serial Key Reference
1a. Inflorescence simple umbel 2
1b. Inflorescence compound umbel 4
2a. Leaves margin ciliate to spinose Eryngium
2b. Leaves margin not ciliate 3
3a. Leaves stipulate; mericarps 5-ribbed Hydrocotyle
3b. Leaves without stipule; mericarps more than 5-ribbed (7-9) Centella
4a. Bract absent 5
4b. Bract present 7
5a. Plants stoloniferous; stems hollow, angular, non aromatic Oenanthe
5b. Plants not stoloniferous; stems not hollow and angular, aromatic 6
6a. Petals white or rose pink, radiant Coriandrum
6b. Petals yellow, not radiant Foeniculum
7a. Stem usually unbranched; root not modified Cnidium
7b. Stem branched; root modified to taproot 8
8a. Plants with orange-yellow or reddish taproots Daucus
8b. Taproots not orange-yellow or reddish 9
9a. Fruits ellipsoid to ovoid, densely vesiculose-papillose Trachyspermum
9b. Fruits cordate-ovoid or oblong-ovoid, usually glabrous Pimpinella