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Family :

LILIACEAE

Division :

Angiosperm

Genus of this Family

Description


Perennial herb, with a rhizome, bulb, or corm, rarely shrubby or treelike. Leaves basal or cauline, alternate, opposite, or whorled. Inflorescence a  panicle, raceme, spike, cymose umbel, reduced panicle, or other, or flowers solitary. Flowers bisexual or rarely unisexual, actinomorphic, or slightly zygomorphic, bracteoles present or absent. Perianth usually corollalike,  segments usually  6, bi-seriate, imbricate, valvate, or sometimes connate. Stamens usually 6, hypogynous, or adnate to perianth segments, filaments free, or connate, anthers 2-locular, dehiscing usually by vertical slits. Carpels usually 3, connate or united, ovary superior, mostly 3-locular with axile placentation, ovules usually anatropous. Fruit a capsule, or fleshy berry. Seeds with straight or curved embryo.

Key to the Genus

Serial Key Reference
1a. Filaments much thickened, swollen immediately below anther Dianella
1b. Filaments neither thickened nor swollen 2
2a. Inflorescence surrounded by involucral bracts or spathes 3
2b. Inflorescence not surrounded by involucral bracts 4
3a. Scape 1-flowered Zephyranthes
3b. Scape more than 1-flowered 5
4a. Leaves radical, scapose Allium
4b. Leaves not scapose, usually strap-shaped Crinum
5a. Leaves reduced to minute scales, often spinescent, bearing in their axils tufts of leaf-like cladodes Asparagus
5b. Leaves simple 6
6a. Inflorescence branched Hemerocallis
6b. Inflorescence unbranched 7
7a. Fruit indehiscent 8
7b. Fruit dehiscent 9
8a. Ovary produced upwards into a long beak or stipe Curculigo
8b. . Ovary hardly produced upwards into a long beak or stipe Molineria
9a. Aerial annual stem or scapes erect, leafless Urginia
9b Aerial annual stem climbing, leafy. Leaves with tendril-like tips Gloriosa