Ia8 CALIFORNIA academy of sciences. [Proc. 3D Ser. 



far, this pretty new species is known only from the type 

 locality. It forms a connecting link midway between C. 

 splendens and C. vemistiis. 



Group 8. Green Banded Mariposa. 



Petals purplish lilac, with a greenish line down the back, obovate-acuminate. 



38. Calochortus macrocarpus Dougl. 



Plate XVIII. 



Calochortus macrocarpus Dougl., Trans. Hort. Soc, Vol. VII, 1830, p. 276, 

 Tab. VIII. 



Stem bulbiferous at base, slout, erect and rigid, 1-2 feet high, one or more 

 flowered; the single radical leaf, linear, deeply channeled; cauline leaves 

 3-5, narrow and convolute; sepals about equalling petals, acuminate, purple 

 inside or tinged with purple, darker at base, sometimes spotted and hairy, 

 with a broad scarious margin; petals obovate, narrowly acute or acuminate, 

 or often distinctly cuspidate, a deep purple lilac, lighter at base, with a broad 

 light-colored claw i>^-2>^ inches long and half as wide, a greenish hne down 

 the middle, the lower third above the gland with scant glandular hairs; gland 

 oblong, densely hairy; anthers purple or yellow, lanceolate, obtuse, 4-6 lines 

 long, about equalling filaments; capsule attenuate upward, i>^-2>^ inches 

 long. 



In sandy deserts from northeastern California (Modoc 

 and Lassen counties) to eastern Washington and into Idaho. 



A very clearly marked specie.*-- varying but little. There 

 is a white form near Pullman, Washington. The Indians 

 of the northwest are very fond of the bulbs. 



Group 9. Sego Lilies. 



Flowers lilac, white, yellow or pink; gland round; stem prominently bul- 

 biferous at base, umbellate. 



39. Calochortus nuttallii Torr. & Gray. 



Calochortus nuttallii Torr. & Gray., Pacif. R. R. Rept. (Bot.), Vol. II, 

 1854, p. 124- 



Stem erect, stiff, a foot or two high, with a large oblong bulblet at base; 

 infloresence simply umbellate, 1-5 flowered; radical leaf linear, deeply chan- 

 neled; cauline leaves i to 3, narrow, glaucous, revolute; sepals ovate-lanceo- 

 late, with scarious margins, yellowish within, with or without a dark spot at 

 base, which is sometimes hairy, much shorter than petals; petals broadly 



