W156 



NUTTALL CINQUEFOIL 



Potentil'la nuttal'lii 



Flowers deep yellow, about Y, to X in- across, 

 in loose, many-flowered end clusters (cymes) 

 with small, leafy bracts at the base 



Stamens 20, in 3 rows 



Petals 5, reverse-egg-shaped, somewhat 

 notched at tip 



Outer united flower parts (calyx, or hypan- 

 thium) cup-shap'ed to hemispheric, green, 

 hairy, 5-lobed; lobes egg-lance-shaped, taper- 

 pointed, a little shorter than the petals, 

 alternating with 5 narrower bractlets 



"Seeds" (achenes) small, numerous, .each 

 tipped for a short time by a small stalk (style), 

 borne on a white-hairy, cone-shaped center 

 (receptacle) 



Leaves mostly basal, green on both sides, 

 sparingly white-hairy, palmately divided into 

 usually. 7 leaflets; basal leaves larger and 

 long-stalked ; stem leaves alternate, few, smaller 

 and short-stalked 



Leaflets reverse-lance-shaped, about 2 to 4 

 in. long, veiny, coarsely toothed or divided 

 nearly halfway to midrib 



to 32 in. 



Stems round, stout, usually from 18 

 high, branched, sparingly white-hairy 



Appendages (stipules) at base of leafstalk, 

 bractlike, lance-shaped, pointed at tip 



Taproot deep, woody 



