126 ROSALES 
3. Rubus nigrobaccus Bailey. Blackberry. 
Rubus allegheniensis Porter. 
Borders of woods in the southeastern part of the state. Lincoln; 
Nemaha; Talmage. 
6. Cercocarpus. 509. 
1. Cercocarpus parvifolius H. & A. Mountain Mahogany. 
Cercocarpus montanus Raf. 
On dry hills in the northwestern part of the state. Banner County; 
Scotts Bluff County. 
7. Sanguisorba. 512. 
1. Sanguisorba sanguisorba (L.) Britton. 
Escapes from cultivation. Lincoln. 
8 Agrimonia. 511. 
Larger leaflets 5-7. 
Stem hirsute. 1. A. hirsuta. 
Stems glabrous or nearly so. 2. A. striata. 
Larger leaflets 9-19. 3. A. parviflora. 
1. Agrimonia hirsuta (Muhl.) Bicknell. 
Agrimonia gryposepala Wallr. 
Boelus; Grand Island; Valentine. 
2. Agrimonia striata Michx. 
In woods throughout the state. Banner County; Bellevue; Belmont; 
Dukeville; Hooker County; Indianola; Lincoln; Long Pine; Sioux 
County. 
3. Agrimonia parviflora Soland. 
In the southeastern part of the state. Endicott; Fairbury. 
@ 
9. Rosa. 512. 
Styles distinct; leaflets usually 5-9. 
Infrastipular spines wanting; stems densely armed with prickles. 
Flowers usually several, about 5 cm. broad. 1. R. arkansana. 
Flower solitary, terminal, 6-7 cm. broad. 2. R. engelmannii. 
Infrastipular spines present; stems less densely armed or naked 
above. 
Petioles not glandular; stipules merely glandular toothed o1 
entire. 3. R. maximiliani. 
Petioles and stipules densely glandular. 4. R. fendleri. 
Styles united; stems climbing; leaflets usually 3. 5. R. setigera. 
1. Rosa arkansana Porter. 
Rosa pratincola Greene. 
Common an prairies throughout the state. Anselmo; Antelope Coun- 
ty; Broken Bow; Cherry County; Frontier County; Laurel; Lincoln; 
Ponca. 
2. Rosa engelmannii S. Wats. 
Rosa sayi Schwein. 
ee the northwestern part of the state. Long Pine; Sowbelly 
anon. 
