LILIACEAE. 



i. Androstephium coeruleum (Scheele) 

 Greene. Androstephium. (Fig. 1002.) 



J/il/a coernlea Scheele, Linnaea, 25: 260. 1852. 

 Androstephium violaceum Torr. Bot. Mex. Bound. Surv. 



219. 1859. 

 Androstephium coeruleum Greene, Pittonia, 2: 57. 1890. 



Corm subglobose, less than \' iu diameter. Scape 

 2 / -S / tall, simple; leaves i // -2 // wide, half terete, 

 equalling the scape, or sometimes longer; bracts of the 

 umbel 2-4, scarious, lanceolate, acuminate, persistent, 

 shorter than the pedicels; umbel 2-y-flowered; pedi- 

 cels rather stout, }'-iYz r l n g; perianth \Q"-\\' r 

 long, the lobes about as long as the tube; filament- 

 tube about 5 /r long, its lobes exceeding the anthers; 

 style about as long as the filament-tube; capsule &f'- 

 6" high; seeds nearly 3" long, very thin, narrowly 

 winged. 



Prairies, Kansas to Texas. March-April. 



6. LILIUM L. Sp. PI. 302. 1753. 



Tall bulbous herbs, with simple leafy stems, and large erect or drooping showy 

 flowers. Perianth funnelform or campanulate, diciduous, of 6 separate spreading or re- 

 curved segments, each with a nectar-bearing groove at its base within. Stamens 6, mostly 

 shorter than the perianth, hypogynous, slightly attached to the segments; filaments filiform 

 or subulate; anthers linear, versatile, their sacs longitudinally dehiscent. Ovary 3-celled; 

 ovules numerous; style long, somewhat club-shaped above; stigma 3-lobed. Capsule oblong 

 or obovoid, loculicidally dehiscent. Seeds numerous, flat, horizontal, packed in 2 rows in 

 each cavity. [Latin, from the Greek name of the Lily, said to be from the Celtic li, white.] 



About 45 species, natives of the north temperate zone. Besides the following, some 8 others 

 occur in western North America. 



Flower or flowers erect; perianth -segments narrowed into long claws. 

 Perianth-segments merely acute. 



Leaves lanceolate, nearlj-all verticillate. 

 Leaves narrowly linear, nearly all alternate. 



Perianth -segments long-acuminate; leaves all alternate, appressed. 

 Flowers drooping or spreading; perianth-segments not clawed. 



Leaves or most of them verticillate, their axils not bulbiferous; native species. 

 Leaves finely roughened on the veins beneath. 



Perianth-segments recurved or spreading. 4. L. Canadense. 



Perianth-segments not recurved; mountain species. 5. L. Grayi. 



Leaves perfectly smooth; perianth-segments recurved. 



Leaves lanceolate ; stem 3-io tall ; flowers 1-40. 6. L. superbum. 



Leaves oblanceolate ; stem 2-3 tall ; flowers 1-3. 7. L. Carolinian it m. 



Leaves all alternate, crowded, the upper axils bulb-bearing; escaped from gardens. 



8. L. tig ri num. 



i. Lilium Philadelphicum I,. Red 



Lily. Wood Lily. Philadelphia 



Lily. (Fig. 1003.) 



Lilium Philadelphicum L. Sp. PI. Ed. 2, 435. 1762. 



Bulb i' in diameter or less, composed of nar- 

 row jointed fleshy scales. Stem i-3 tall, with 

 a few distant scales below, leafy above; leaves 

 lanceolate, acute at both ends or the lower some- 

 times obtuse, i '-4' long, 3 "-7" wide, all verti- 

 cillate in 3's-8's, or a few of them alternate, thin, 

 the margins finely roughened; flowers 1-5, erect, 

 2K'-4 X high; perianth reddish orange, its seg- 

 ments spatulate, somewhat spreading, acute or 

 obtusish, the blade y 2 '-\' wide, rather gradually 

 narrowed into the claw, purple spotted below; 

 capsule obovoid-oval, i%'-z' high; seeds 3 "-4" 

 long, narrowly winged. 



In dry woods and thickets, Maine to Ontario 

 south to North Carolina and West Virginia. As- 

 cends to 4000 ft. in Virginia. June-July. 



1. L. Philadelphicum. 



2. L. umbellalum. 



3. L. Catesbaei. 



