L iliac ecc L ilium. 



503 



I/. Mdrtagon. 



Tj. maculatum. 

 ly. Canadense, 



Flowers 1 inch deep ; segments not clawed L. medeoloides. 



Leaves never in regular whorls. 



Flowers red and yellow ; segments 2 to 4 inches long, 



distinctly clawed. 



Stem glabrous ; leaf-axils never bulbiliferous L. Oatesbcei. 



Stem cottony ; leakaxils often bulbiliferous Z/. bulbiferum. 



Flowers red and yellow ; segments 1 to 2 inches long, 



without claws. 



Leaves glabrous, linear . . -. L, pulchellum. 



Leaves pubescent, lanceolate . . .> - , L. concolor. 



Flowers white, under an inch long . . r r L. lancifblium 



4. Martayon, Filaments very divergent. Perianth-segments 

 drooping, recurved from near the base. 



Leaves usually arranged in regular whorls. 

 Flowers dull purplish-red, or rarely white 

 Flowers bright red, passing into yellow, 

 Style 6 lines long . '*'-." -. ' 

 Style 1 to 2 inches long . . ^ 



Leaves never arranged in regular whorls. 

 Leaves J to 1 inch broad, 5- to 7-nerved. 



Perianth-segments 2 to 3 inches long, reflexed only 



from above the middle ... I/, mcmadelphuvi. 



Perianth-segments 1 to 2 inches long, reflexed from 



near the base. 

 Leaves thick in texture, ciliated. 



Perianth- segments 6 to 9 lines broad 

 Perianth -segments about 3 lines broad 

 Leaves thin in texture, not ciliated * 

 Leaves 1^ to 3 lines broad, 3- to 5-nerved. 

 Perianth- segments 1^ to 3 lines broad. 

 Leaves crowded, 50 to 80 on each stem. 

 Flowers bright red, not dotted 

 Flowers yellow, dotted . 

 Leaves not crowded, about 30 on each stem 

 Perianth-segments 8 to 12 lines broad. 



Leaves GO to 100 on each stem . _V'j . 

 Leaves 20 to 30 on each stem , s ' -, 

 Leaves 1 to 1J line broad, 1-nerved. 



Stem 1J to 3 feet high, with 80 to 100 leaves 

 Stem a foot high, with 30 to 50 leaves . 



L. Carniolicum. 



L. Ponticum. 



L. 



L. Chalcedonicum. 

 L. Pyrenaicum. 

 L. callbsum. 



L. testaceum. 

 L. Leichtlinii. 



L. Pompbnium. 

 L. tenuifblium. 



1. L. roseum, including L. Thomsonianum. This is the 

 only species in cultivation having a dense bulb enveloped in thin 

 scarious coats like that of a Tulip. Stem stout, erect, glabrous. 

 Leaves 20 to 30, crowded near the base of the stem, more 



