Family ASTERACEZ 177% 
Leaves lobed or incised-dentate, the lobes bristle-tipped. 
14. Machezranthera. 
Disk-flowers permanently white. 12. Leucelene. 
Bracts in 1-2 series, little imbricated; rays numerous, 20-150. 
15. Erigeron. 
1. Gutierrezia. 927. 
1. Gutierrezia sarothre (Pursh) Britton & Rusby. Broomweed. 
In dry or rocky soil in the western part of the state. Banner 
county; Belmont; Callaway; Deuel county: Ft. Niobrara; Hat Creek 
basin; Pine Ridge; Scotts Bluff county; Valentine. 
2. Grindelia. 928. 
1. Grindelia squarrosa (Pursh) Dunal. 
In dry soil over most of the state. Ainsworth; Callaway; Lincoln; 
Minden; Nebraska City; Rushville; Scotts Bluff county; Wahoo; 
Weeping Water. 
3. Chrysopsis. 929. 
Involucre strigose; leaves silky, usually sessile. 1. C. villosa. 
Involucre hirsute, often resinous granuliferous. 
Involucre densely hirsute, slightly resinous; heads solitary, sessile. 
4. C. pumila. 
Involucre sparingly hirsute, resinous. 
Leaves hispid, not conspicuously resinous. 3. C. horrida. 
Leaves conspicuously resinous. 
Heads peduncled; leaves sparingly hairy. 5. C. hispida. 
Heads subsessile; leaves very hispid. 2. C. stenophylla. 
1. Chrysopsis villosa (Pursh) Nutt. Golden Aster. 
In dry soil in the western part of the state. Belmont; Deuel county; 
Grand Rapids; Kiowa valley; Meadville; Mullen; Valentine; Whit- 
man. 
2. Chrysopsis stenophylla (A. Gray) Greene. 
In dry soil in the western part of the state. Deuel county; Long 
Pine; Mullen. 
3. Chrysopsis horrida Rydb. 
In dry soil in the western part of the state. Pumpkin Seed valley; 
Lawrence Fork. 
4. Chrysopsis pumila Greene. 
Nebraska, according to Rydberg’s Flora of Colorado. 
5. Chrysopsis hispida (Hook.) Nutt. 
In dry soil in the western part of the state. Deuel county; Long 
Pine; Riverton. 
4. Chrysothamnus. 931. 
Involucral bracts not acuminate; heads 12 mm. high; leaves 2-4 
mm. wide 1. C. graveolens. 
Involucral bracts subulate tipped; heads 14-20 mm. long; leaves 
about 2 mm. wide.. 2. C. howardi. 
1. Chrysothamnus graveolens (Nutt.) Greene. Rayless Goldenrod. 
On bad-lands and dry hills in the western part of the state. Chad- 
ron; Hat Creek basin; Scotts Bluff. 
2. Chrysothamnus howardi (Parry) Greene. 
In canyons south of Scotts Bluff. 
