LILIACE^E. 



305 



Order LXXXVL LILIACE^E (Lily Family]. 



Herbs, arising from bulbs or tubers, rarely with fibrous or fas- 

 cicled roots. Leaves simple, sheathing or clasping at base. 

 Flowers regular, perfect, often showy. Perianth with 6, rarely 4, 

 equal, usually colored segments, free from the ovary. Stamens 

 6, rarely 4, inserted on the segments of the perianth. Anthers 

 introrse. Ovary 3-celled. Styles united into i. Stigma simple, 

 or 3 lobed. Fruit capsular, with several or many seeds in each 

 cell. 



f Erect Tulip. 

 ( Flower one 



Flowers on 

 a scape 



Flowers in 

 corymbs or 

 umbels 



Flowers in racemes 



Nodding Erythronium. 

 Flowers many, small, umbellate Alliunt. 



{Stigma simple ; no bulb 

 Hemerocallis. 

 Stigma 3-angled ; a bulb 

 Ornitkogalum. 



Umbellate Clintonia. 

 f Stamens on perianth Hyacinthus. 



( Stem from 



Stamens at base of perianth Convallaria. 

 , ^ f Parts of perianth spreading Lilium. 



Stem 



leafy J 



a bulb -1 large \Parts not spreading Frit ilia 

 ^Leaves small scales Asparagus. 



Stem from 

 a creeping 

 rhizome 



Fruit a 

 berry 



f Berry purple f Se P als g reen ~ Trillium. 





[.Sepals 



[Barry black or blue Polygonatum. 

 Fruit a capsule Uvular ia. 



I. Trillium. Sepals 3, green, persistent. Petals 3, colored, at 

 length withering. Stamens 6. Anthers linear, with short filaments. 

 Stigmas persistent. Berry 3-celled ; cells several-seeded. Stem sim- 

 ple, i-flowered, whorl of 3 leaves. 



1, T. CERNUUM (Nodding Trillium}. Leaves broad-rhomboidal, ab- 

 ruptly acuminate, nearly sessile ; flower nodding beneath the leaves, on a 

 recurved peduncle, white ; petals oblong-ovate, acute, recurved, scarcely 

 longer than the sepals. In wet woods, 8'-i5' high. May- June. 



2. T. ERECTUM (Purple Trillium}. Leaves broad-rhomboidal, abruptly 

 and sharply acuminate, sessile ; peduncle nearly erect, soon reclining ; petals 

 ovate, flat, spreading, scarcely longer, but much broader than the sepals, 

 dull purple ; ovary brownish purple. In low, rich woods, io'-i5' high. 

 May. 



