170 CAMPANULALES 
Rock County; Scotts Bluff County; Minden; Thedford; Whitman; 
Valentine. 
4. Lacinaria. (Liatris.) 925, 
Involucral bracts acute, 
Heads 16-60 flowered. 
Bracts with spreading tips; heads broad. 1. L, squarrosa. 
Bracts more erect; heads narrow. 
la. L. squarrosa var. intermedia. 
Heads 4-6 flowered. : 
1.5-8 dm. high, bracts appressed, pappus vary plumose. 
2, L. punctata. 
5-15 dm. high, bracts with spreading tips, pappus scarcely plu- 
mose. 3. L. pycnostachya. 
Involucral bracts obtuse. 
Heads 15-45 flowered, usually peduncled. 4. L. scariosa. 
Heads 5-13 flowered, mostly sessile. 5. L. spicata. 
1, Lacinaria squarrosa (L.) Hill, Blazing Star. 
Common in prairies all over the state. Anselmo; Dismal River; Lau- 
rel; Long Pine; Nebraska City; Talmage; Valentine. 
ta. Lacinaria squarrosa var. intermedia (Lindl.) Porter. 
Indianola; Pishelville; Plummer Ford. 
2. Lacinaria punctata (Hook.) Kuntze, 
Common in dry soil over most of the state. Ayr; Bellevue; Carns; 
Deuel County; Hat Creek Basin; \Laurel; Lincoln; Plummer Ford; 
Valentine; Whitman; Wymore. 
3. Lacinaria pycnoctachya (AMichx.) Kuntze, 
In meadows in the eastern part of the state. Lincoln; Nebraska City. 
4. Lacinaria scariosa (L.) Hill. 
In dry prairies in the eastern part of the state. Crete; Laurel; Long 
Pine; Nebraska City; St. Paul. 
5. Lacinaria spicata (L.) Kuntze. 
In bottoms and low prairies throughout most of the state. Atkinson; 
Benkleman; Carns; Kearney; Scotts Bluff; Valentine. 
Tribe. 3. ASTEREAE. 
Ray flowers, when present, yellow. 
Pappus of scales or awns, sometimes deciduous, never of numerous 
capillary bristles. 
Heads small not over 4 mm. high, few flowered. 1. Gutierrezia. 
Heads large, many flowered, involucre viscid. 2. Grindelia. 
Pappus at least in part of numerous capillary bristles. 
Pappus double, the inner of capillary bristles, the outer much 
shorter of scales or bristles, heads large, leaves neither 
evergreen nor spinulose-dentate. 3. Chrysopsis, 
Pappus wholly of capillary bristles, heads small or leaves ever- 
green or spinulose-dentate. 
Heads discoid. (See also Branchyactis and Leptilon.) 
Bracts imbricated in several series, 4. Chrysothamnus. 
Bracts little imbricated mostly in one series. 15. Erigeron 
