72 THE WEST AMEKICAN SCIENTIST. 



L. parvum, slender, foliage light-colored; flowers from two to 

 fifty in number, bell-shaped, light yellow center with brown dots, 

 the upper half of petals scarlet. 



L. maritimum, small, dark foliage, 2 to 5 ft. high; flowers deep 

 crimson dotted with black, 2 to 20 in number. 



L. pardalinum, tall, stout, leaves light green; flowers large, cen- 

 ter yellow, tips of petals scarlet blotched with brown. 



Var. puberulum, center of flowers light orange, — brilliant. 

 Var. Californicum, — the most brilliant form. 



L. Humboldtii, large and stout. 3 to 8 ft. high, bulb very large, 

 foliage dense ; flowers orange colored, spotted with brown. Thrives 

 in dry open places. 



L. Columbianum, a graceful minature of the last. 



The calochortuses, excepting the lilies, are the finest of the 

 bulbous plants of California. The long, glossy leaf and the either 

 short and weak or tall and strongly erect flower stems bearing few 

 to many handsomely formed and brilliantly colored flowers render 

 them particularly desirable. Those known as the star tulips are 

 low and flexuous, usually nodding; and include the following:— 

 Calochortus albus, pendulus and pearly white. 

 Var. paniculata, dwarf form. 



Benthami, light yellow, open bell-shaped. 



Wallacei, similar to last, purple center to flower. 



elegans, 'celestial star tulip,' lilac-white. 



mauveanus, similar to the last. 



caeruleus. 



Tolmiei, pure lilac. 



lilacinus. 



nudus, white flowers. 



The mariposa or butterfly tulips are erect, stout and many 

 flowered; the flowers are large, open cup-shaped and of brilliant 

 colors. The following are the principal varieties: — 

 Calochortus Weedii, deep yellow, with dark brown spots on each 

 petal. Very fine and rare, 

 luteus, clear lemon yellow, darker at center. 

 Var. oculatus, very brilliant colors. 

 Var. citrinus, marked with scarlet, 

 venustus, petals white or pale lilac above, marked with 



maroon and gold, 

 splendens, petals lilac. 

 Palmeri, rose-purple, fine and rare, 

 longibarbatus. 

 Gunnisoni, a splendid form, petals lilac. 



