The Morton Arboretum's Naturalist Certificate Program

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Local Flora I: Spring Woodlands | Grasslands | | Glossary: Plant Parts | Flowers | Leaves
Monocots | Liliaceae | Other Monocot spp. | | Dicots | Ranunculaceae | Other Dicot spp.
Featured monocot family:
Liliaceae - Lily Family

Perennial herbs from bulbs, rhizomes or corms. Leaves linear, sometimes sword shaped and fibrous. Flowers usually bisexual or unisexual (and then plants often dioecious), conspicuously 6-parted petaloid perianth usually actinomorphic, borne in various racemose inflorescences; 6 [3] stamens and a superior or inferior tricarpellate ovary. Fruit a capsule or berry. The family is cosmopolitan with approximately 75 native genera in the USA and about 40 native species in the Chicago region. The family is the source of many handsome ornamentals, several important fibers, fermented and distilled beverages, and steroidal compounds.

Featured species:
Allium canadensis - wild onion
Allium tricoccum - wild leek
Erythronium albidum - white trout lily, dog-tooth violet
Erythronium americanum - yellow trout lily
Maianthemum canadensis var. interius - Canada mayflower
Polygonatum canaliculatum - smooth Solomon's seal
Smilacina racemosa - feathery false Solomon's seal
Smilacina stellata - starry false Solomon's seal
Trillium grandiflorum - large-flowered trillium

Edna Davion
Department of Botany, The Field Museum
Chicago, IL 60605-2496
Photographs by
Jane and John Balaban
Skokie, Illinois
North Branch Restoration Project