134 Order ROSALES 
5. Rubus. 493. 
Flowers about 1 cm. broad; fruit falling away from the receptacle at 
maturity. 
Stems bristly, without prickles; fruit red. 1. R. strigosus. 
Stems not bristly, armed with prickles; fruit purple-black. 
2. R. occidentalis. 
Flowers mostly 2 cm. broad or more; fruits persistent on the fleshy 
receptacle. 3. R. nigrobaccus. 
1. Rubus strigosus Michx. Wild Red Raspberry. 
In thickets throughout the state, not common. Anselmo; Lincoln; 
Peru; Thomas county; Weeping Water. 
2. Rubus occidentalis L. Wild Black Raspberry. 
Mostly in thickets and open woods along streams. Crete; Newcas- 
tle; Peru; Plummer Ford; Red Cloud; Valentine. 
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 montanus Raf. Mountain Mahogany. 
Cercocarpus parvifolius Nutt. 
On dry hills in the northwestern part of the state. Banner county; 
Scotts Bluff county. 
7. Sanguisorba. 512. 
1. Sanguiserba sanguisorba (L.) Britton. Burnet. 
Sanguisorba minor Scop. 
Escapes from cultivation. Lincoln. 
8. Agrimonia. 511. 
Larger leaflets 5-7. 
Stem hirsute. 1. A. gryposepala. 
Stems glabrous or nearly so. 2. A. striata. 
Larger leaflets 9-19. 3. A. parviflora. 
1. Agrimonia gryposepala Wallr. Hairy Agrimony. 
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; calyx persistent on the fruit. 
Infrastipular spines wanting; stems densely armed with prickles. 
Flowers usually several, about 5 cm. broad. 1. R. pratincola. 
Flower solitary, terminal, 6-7 cm. broad. 2. R. acicularis. 
Infrastipular spines present; stems less densely armed or naked 
above. 3. R. woodsii. 
Styles united; stems climbing or trailing; leaflets usually 3; calyx 
deciduous. 4, R. setigera. 
