532 GERANIACEAE 



9. G. viscosissimum F. & M. Stem 2.5-6 dm. high; leaf -blades pentagonal 

 in outline, 4-11 cm. wide, hirsute, 3-5-parted, the divisions sharply and irregu- 

 larly incised; sepals 12-15 mm. long, oblong-lanceolate, finely hirsute, awn- 

 tipped; petals pink-purple, 17-20 mm. long; carpels glandular-pilose. Woods 

 and among bushes: S.D. — Colo. — Calif. — B.C. Mont. — Submont. My-S. 



10. G. strigosum Rydb. Stem 4—8 dm. high; leaf-blades reniform in out- 

 line, 5-12 cm. in diameter, finely strigose on both sides, deeply 3-7-cleft; divi- 

 sions rhombic in outline, 3-cleft and toothed; sepals densel}' glandular, oval, 

 about 8 mm. long; bristle-tipped; petals broadly obovate, rose or light violet; 

 carpels glandular-hirsute. Woods: Sask. — Colo. — Nev. — Wash. Mont. — Sub- 

 mont. My-Au. 



11. G. incisum Nutt. Stem 3-9 dm. high; leaf -blades pentagonal in out- 

 line, 6-15 cm. broad, 5-parted, the divisions cleft and coarsely toothed; pedicels 

 glandular-hirsute; sepals awn-tipped, 11-12 mm. long, lanceolate, short-hirsute; 

 petals purple, 15-23 mm. long; carpels 5 mm. long, sparingly pubescent. G. 

 oreganum Howell. Mountain valleys: B.C. — Mont. — n Calif. Submont. My- 

 Au. 



12. G. canum Rydb. Stem 3-7 dm. high; leaf -blades suborbicular in out- 

 line, 6-12 cm. wide, densely hoary, 3-5-parted, the divisions sharjjly incised; 

 pedicels glandular-hirsute; sepals awn-tipped, 13-15 mm. long, lanceolate, 

 glandular-ciliate ; petals purple, 1.3-18 mm. long; carpels 5 mm. long, minutely 

 pubescent. (?. incisum Howell, not Nutt. Valleys: Wash. — Ore. — Wyo. — Alta. 

 Submont. Je-Jl. 



13. G. Parryi (Engelm.) Heller. Stems tufted, 2-6 dm. long; leaf-blades 

 thickish, pentagonal, 2.5-6 cm. broad, canescent-strigiilose , more or less glandu- 

 lar, 3-5-parted, the divisions incised or lobed; pedicels glandular-hirsute; sepals 

 awn-tipped, 8.5-9.5 mm. long, elliptic to ovate, glandular-ciliate; petals pink- 

 purple, 12-15 mm. long; style-column 18-23 mm. long; carpels glandular-hirsute. 

 G. Fremontii Parryi Engelm. Mountains: Wyo. — Colo. — Ariz. Mont. — Sub- 

 mont. Je^Au. 



14. G. Pattersonii Rydb. Stems ascending or diffuse, 2-4 dm. long; leaf- 

 blades reniform in outline, about 3 cm. broad, glandular- villous on both sides, 

 deeply 5-7-cleft; lobes broadly obovate-cuneate, 3-toothed; pedicels and calyx 

 glandular long-villous ; sepals long, oval, with a short bristle-tip; petals obovate, 

 about 1 cm. long, light purple or rose, with darker veins; style-column about 2 

 cm. long; carpels pubescent. Mountains: Colo. Mont. — Subalp. Je-S. 



15. G. Fremontii T. & G. Stems tufted, 2-5 dm. long, ascending or spread- 

 ing, retrorsely pubescent, somewhat glandular above; leaf -blades thick, penta- 

 gonal, 2-4.5 cm. wide, 3-5-parted, canescent, the divisions coarsely toothed or 

 lobed; sepals awn-tipped, 10-11 mm. long, oblong or oblong-lanceolate, ciliate 

 and glandular; petals pink-purple, 12-15 mm. long; style-column 2-2.5 mm. 

 long; carpels pilose. Mountains: Colo. — N.M. — Ariz. — Utah. Submont. Jl- 

 S. 



16. G. caespitosum James. Stems 1.5-4 dm. long, retrorsely pubescent; 

 leaf-blades thick, pentagonal or suborbicular, 2-6 cm. wide, canescent or strigil- 

 lose, 3-5-parted, the divisions incised or lobed; sepals awn-tipped, 9-11 mm. 

 long, oblong-elliptic, ciliate; petals rose-purple, 14-17 mm. long; style-column 

 18-20 mm. long. Plains, foot-hills, and the lower mountains: Colo. — Wyo. — 

 Utah. Plain— Mont. My-Jl. 



17. G. Cowenii Rydb. Stems few, erect, 3-5 dm. high, retrorsely pubes- 

 cent; leaf-blades pentagonal in outline, 2.5-6 cm. wide, 3-5-parted, the divisions 

 cleft or toothed, canescent; pedicels more or less hirsute; sepals awn-tipped, 10- 

 12 mm. long, elliptic, ciliate; petals pink-purple, 12-18 mm. long; style-column 

 15-18 mm. long, pubescent and sparingly glandular. Mountains: Colo. — Wyo. 

 Sub77wnt. Je-Jl. 



18. G. marginale Rydb. Stems erect or ascending, 1-4 dm. high, minutely 

 retrorsely strigose; leaf -blades pentagonal in outUne, 2-3 cm. wide, minutely 

 pubescent, 3-5-parted, the divisions, at least the terminal one, cuneate, and mostly 



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