LILV FAMILY 



439 



22. Calochortus howellii S. A\'ats. 

 Howell's Alariposa. Fig". 1078. 



Calochortus luKvcllii S. Wats. I'roc. Am. Acad. 23: 266. 

 1888. 



Stem erect, 3-4 dm. high, often branched. Basal 

 leaf about equaUing the stem, 8-12 mm. wide; 

 cauline leaf solitary, narrowly lanceolate, attenu- 

 ate, about 5 cm. long; bracts 2-4 cm. long; pedi- 

 cels erect, 5-10 cm. long ; flowers open-campanu- 

 late, erect ; sepals ovate, acuminate, 20 mm. long ; 

 petals white, rounded at apex, denticulate, 25 

 nun. long, the margin slightly ciliate toward the 

 base, inner surface covered with short crisped 

 hairs, those immediately above the gland denser 

 and dark greenish ; gland transversely oblom^-. 

 densely clothed with short yellow hairs ; anthers 

 oblong, acute and spiculate, 6-7 mm. long ; capsule 

 elliptic, acute, 18-20 mm. long. 



Transition Zone; southern Oregon, from the vicinity 

 of Roseburg to the Siskiyou Mountains. Type locality': 

 near Waldo, Oregon. 



23, Calochortus eurycarpus S. AVats. 

 Big-pod Mariposa. Fig. 1079. 



Calochortus eur\cart>us S. Wats. Bot. King Expl. 348. 

 1871. 



Calochortus nitidus ctirvcarpus Henderson, Bull. Torrey 

 Club 27: 356. 1900.' 



Stem erect, stiff 25-45 cm. high. Umbels 1-4- 

 flowered ; sepals ovate-lanceolate, long-acumi- 

 nate, usually exceeding the petals ; petals white 

 to lavender, with a conspicuous orbicular indigo 

 spot in the middle, 25-45 mm. long, sparingly 

 long-villous around the small round gland, this 

 covered with short yellow hairs completely con- 

 cealing the narrow scale at the base ; filaments 

 dilated below, 10 mm. long; anthers oblong 6-3 

 mm. long; capsule elliptic, 20-25 mm. long, 

 broadly winged, abruptly rounded at apex to 

 the short beak. 



Open meadows, of the Canadian Zone; Blue Moun- 

 tains, eastern Oregon, to Montana and northern Nevada. 

 Tvi)e locality: "East Humboldt Mountains, Nevada, 



7,000-9,500 feet altitude." 



24. Calochortus catalinae S. W ats. 

 Catalina Mariposa. Fig. 1080. 



Calochortus catalinae S. Wats. Proc. Am. Acad. 14: 268. 1879. 

 Calochortus lyoni S. Wats. Proc. Am. Acad. 21: 455. 1886. 



Stems erect, 25-70 cm. liigh, branching, leafy, often 

 liulbiferous. Leaves flat; flowers 1-several, terminating 

 the branches ; sepals green, spotted with purple near the 

 base within ; petals 3-5 cm. long, cuneate. longer than 

 wide, white tinged with lilac, to lilac-purple, with an 

 obnvate maroon-colored area surrounding the gland and 

 extending to the base, naked except for a few scattered 

 hairs above the gland ; gland covered with rather long 

 reflexed hairs; filaments deep purple, slender, dilated 

 below. 10-12 mm. long; anthers narrowly oblong, obtuse, 

 6-7 mm. long; capsule linear-oblong, obtuse at both ends, 

 25-35 mm. long, 8-10 mm. wide. 



Grassy hills- and mesas usually in heavy soil. Upper Sonoran 

 Zone; southern California from Santa Barbara to San Diego Coun- 

 ties, also on the Channel Islands. Type locality: Santa Catalina 

 Island. 



