POLEMONIACEBAE 97 
2. Gilia. 759. 
Flowers openly paniculate or thyrsoid-paniculate. 
Leaves entire, 1, G. gracilis. 
Leaves palmately divided into 3-7 narrow subulate lobes. 
2. G. caespitosa. 
Leaves pinnately divided. 
Flowers over 25 mm. long. corolla-tube many times as long as the 
calyx. 
Flowers white. 3. G, longifolia. 
Flowers scarlet or red. 4, G. aggregata. 
Flowers about 10 mm, long. 5. G. pinnatifida. 
Flowers capitately or spicately glomerate. 
Flowers in an elongated spicate thyrsus. 6. G. spicata. 
Flowers mostly in capitate clusters at the ends of the branches. 
Corolla-tube but little longer than the calyx, 7. G, iberidifolia, 
Corolla-tube about twice as long as the calyx. 8. G. pumila. 
1. Gilia gracilis Hook. 
Microsteris micrantha (Kellogg.) Greene. 
Sandy soil in the western part of the state. Deuel County; Merriman. 
2. Gilia caespitosa (Nutt.) A. Nels. 
Leptodactylon caespitosa Nutt. 
In dry soil in the western part of the state. Scotts Bluff County. 
3. Gilia longiflora (Torr.) Don. 
In dry soil in the western part of the state. Box Butte County; Craw- 
ford; Kearney County; Rock County; Whitman, 
4. Gilia aggregata (Pursh.) Spreng. 
Nebraska according to Britton’s Manual. 
5. Gilia pinnatifida Nutt. 
Dry soil in the western part of the state. Scotts Bluff County. 
6. Gilia spicata Nutt. 
Banner County. 
7. Gilia iberidifolia Benth. 
In dry soil in the western part of the state. Belmont; Ft. Robinson; 
Scotts Bluff County; Sioux County. 
8. Gilia pumila Nutt, 
In dry soil in the western part of the state. Belmont; Hat Creek 
Basin; Long Pine. 
3. Collomia. 761. 
1. Collomia linearis Nutt. 
Dry soil, mostly in the sand-hill and foot-hill regions. Aten; Box 
Butte County; Brunswick; Deuel County; Hat Creek Basin; Harrison; 
Pine Ridge. 
4. Navarretia. 762. 
1. Navarretia Minima Nutt. 
In dry sandy soil in the northwestern part of the state. Rushville. 
