J 20 



ROSE FAMILY 



sepals 5, persistent, with 5 bracts alternating with them; petals 5, obovate 

 or orbicular; stamens mostly numerous; carpels many, on a dry usually 

 hairy receptacle; fruit a collection of achenes. 



A genus of about 150 species, nearly all of them natives of. the north 

 temperate zone. Some 24 species occur in eastern North America and 

 about 30 others in the western and northwestern parts of the continent. 

 The great majority of the species are herbaceous; the following one is 

 strictly shrubby. 



X/o 



Potentilla fruticosa L i n n e 1753 Shrubby Cinquefoil. 

 Dasiphora fititicosa (Linne) Rydberg 1898 



Stem more or less erect, shrubby, 2-8 dm. (8-32 inches) high, much 

 branched, bark shreddy; leaves pinnate, 1-3 cm. long, leaflets oblong- 

 lanceolate, entire, silky pubescent, margins revolute, 10-15 mm. long, 2-4 

 mm. wide; petals bright yellow, orbicular, achenes long-hairy: fruti- 

 cosa, shrubby. 



Frequent in dry and rocky situations, along the north shore of Lake 

 Superior and in the northern part of the state ; occurs scattered south- 

 ward and westward. Distributed from Labrador to Alaska, south to 



