Order 148.— LILYWORTS. 295 



Oeder CXLVIII. LILIACE^. Lilyworts. 



Herbs with parallel- veined lecmes, bulbous or tuberous stems ; 

 flowers perfect, regular, generally large and richly colored ; 

 •perianth 6 (rarely 4)-parted, uniformly colored, free- from 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 thiols, woody stem (caudex) 2 



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



2 Perianth segments united, forming a tubular flower d 



2 Perianth segments separate, not forming a tube 3 



8 Stem (or onudex) leafy at least below, few or many-flowered b 



S 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.... o 

 4 Stamens straight, and equal in position 5 



5 Perianth segments united to near the summit f 



6 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, &o. . . .li 



7 Leaves ovate, &c k 



a Flowers nodding. Wild plants. ErythrOTvimm. EBYTHBOinnM. 1 



a Tlowers erect. Garden plants, t * Tulip. Tu'lipa. 



b Nectary a linear groove at the base of each segment. Lily. LiiinM. 2 



b Nectary a round cavity at base of each seg. t Grown Imperial. FEiiaLLA'KiA. 



b Nectary none. Flowers panicled, large. Seeds many. + Tucca. Yucoa. 



b Nectary none. Flowers panicled, small. Seeds 1-3. S. Nblina. Nou'na. 

 c Flowers in racemes, blue or purple, t Squill. Soilla. 



c Fls. in racemes or corymbs, yellow or white. Star-BetUehem. OKNiTHoa'ALrar. 

 c Flowers in umbels, white or roseate. Stamens straight. Garlic. Al'lium. 3 



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



d Perianth-limb revolute, as long as the tube, t Eyaeinth. Htaoin'thus. 



d Per.-limb spreading, much shorter than tube, "f G-rape Hyacinth. Musca'ri. 

 e Segments distinct. Stamens at base valve-like, f Asphodel. Asphod'elus. 

 e Segments half-united. Stamens perigynous (§ 83). t -Daj/ ZJ^. Hemeeooal'i.is. 

 e Segments half-united. Stamens hypogynous. t WliMe Bay-IMy. Fun'kia. 4 



f Fl. tubular-oblong, green^h, axillary. Joinied Solomon's Seal. Poltgona'tum. 



f Fl. broad bell-shaped, wnito, racomed. Lily-of-the- Valley, Convalla'eia. 



