Order 148.— LILYWORTS. 317 



Order CXLYIII. LILIACE.E. Lilyworts. 



Herbs with parallel-veined leaves^ bulbous or tuberous sterns ; 

 ^oicers perfect, regular, generally large and richly colored ; 

 perianth 6 (rarely 4:)-parted, uniformly colored, free frvwi the ovary; 

 stamens 6 (rarely 4) ; anthers fixed by a point and turned inwards ; 

 style single ; ovary superior, 2 or 3-celled; seed with fleshy albumen. 



Analysis of the Genera. 



§ Plants bulbous at the base, or with a thick, woody stem (caudex). . , .2 



§ Plants with a rhizome, creeper, or fibrous roots 4 



2 Perianth sea:ments united, forming a tubular flower.'. . .d 



2 Perianth segments separate, not forming a tube 3 



3 Stem (or caudex) leafy at least below, few or many-flowered. . . .b 

 3 Stem (scape) sheathed at base, bearing a solitary flower. . . .a 



3 Stem (scape) sheathed at base, leafless, many-flowered c 



4 Stamens bent to one side, curved-ascending. Flowers showy e 



4 Stamens straight, and equal in position 5 



5 Perianth segments united to near the summit f 



5 Perianth segments separate, not forming a tube. . . .6 



6 Flowers in terminal, leafless clusters, small, whitish.... g 



6 Flowers axillary, or terminal and solitary 7 



7 Leaves thread-form, &c h 



7 Leaves ovate, &c k 



a Flowers nodding. Wild plants. Erythronium. Erythronidm. 



a Flowers erect. Garden plants, f Tttlip. Tu'lipa. 



b Nectary a linear groove at the base of each segment. Lily. Lilium. 



b Nectary a round cavity at base of each seg. t Crown Imperial. Fritilla'bia. 



b Nectary none. Flowers panicled, large. Seeds many, t Yucca. Yucca. 



b Nectary none. Flowers panicled, small. Seeds 1-3. S. Kolina. Noli''na. 



c Flowers in racemes, blue or purple, f Squill. Scilla. 



c Fls. in racemes or corymbs, yellow or white. Star- Bethlehem. Ormthoo''alum. 



c Flowers in umbels, white or roseate. Stamens straight.. Garlic. Al'lium. 



c Fls. in umbels, blue. Stam. declined and curved, t Love-flower. Agapan'thus, 



d Perianth-limb revolute, as long as the tube. + Ilyaeinth. Hyacin'thts. 



d Per.-limb spreading, much shorter than tube. + Grape Hyacinth. Misca'ri. 



e Seurments distinct. Stamens at base valve-like. \ AsphnJel. x\>ph()I)'kliis. 



6 Segments half-united. Stamens perigynous (§ 83). + Day Lily. Hemerocai/lis. 



e Segments half-united. Stamens hypogynous. t White Day Lily. Fun'kia. 



f Fl. tubular-oblong, greenish, axillary. Jointed Solomon' s Seal. Poltgona'tum. 



f Fl. broad bell-shaped, white, racemed. Lily-of-ih«- Valley. Convai.i.\'kia. 



