ids Rosaceae 



** Leaves 3-5-/oliate; stems prickly. 



2. R. leucodermis Dougl. (Raspberry.) Steins erect, 4-8 

 dm. high, glaucous, armed with stout, straight or recurved 

 prickles; leaves 3-foliate <>r rarely 5-foliate; leaflets ovate to 

 lanceolate-acuminate, doubly serrate, white tomentose beneath ; 

 the veins, petioles and peduncles prickly; stipules setaceous; 

 flowers few, corymbose, 1 cm. broad; sepals lanceolate, long acu- 

 minate, exceeding the petals ; ovaries tomentose ; fruit separat- 

 ing from the receptacle when ripe, yellowish red with a white 

 bloom and agreeable flavor. 



Occasional in all our mountains in the pine belt. May-June. 



3. R. vitifolius C. & S. (Bramble or Blackberry.) Stems 

 woody, weak and trailing or suberect, somewhat glaucous, 

 armed with straight, slender prickles, 1-6 m. long; leaves pin- 

 nately 3— 5-foliate or those of the flowering brandies only deeply 

 lobed; leaflets ovate to oblong, coarsely toothed, glabrous or 

 more or less pubescent; flowers imperfect, staminate large with 

 elongated petals ; pistillate small with broad petals ; fruit per- 

 sistent on the receptacle, oblong, black and sweet. 



Frequent in the foothills and valleys, mostly along streams. January- 

 April. 



4. POTENTILLA L. 



Ours perennial or rarely annual herbs with digitately 

 or pinnately compound leaves and cymose yellow perfect 

 flowers. Calyx persistent, its tube concave or hemi- 

 spheric, 5-bracteolate, 5-lobed. Petals 5, mostly obovate 

 and emarginate. Stamens commonly '20, inserted on 

 an annular disk very near the base of the receptacle ; 

 filaments filiform or Bpatulate but not flattened. Pis- 

 tils many, becoming dry achenes in fruit, inserted on 

 a hemispheric or conic receptacle ; Btyle terminal or 

 nearly so, deciduous ; ovules pendulous, anatropous. 



1. P. multijuga Lehm. Perennial; Btems erect, 3-7 dm. 

 high, Blightly silky-strigose, more or less leafy; stipules large, l- - _' 

 cm. long, ovate, entire; basal leaves numerous, often 2-8 dm. 

 long, slightly hairy or glabrate, pinnate with 6-18 pairs of leaflets ; 

 Leaflets obovate, cuneate, 1-4 cm. long, coarsely toothed above 



