I 



A GUIDE TO THE WILD FLOWERS 125 



tary or in various sorts of clusters. Petals 5. Sepals united 

 towards the base to form a cup-like receptacle (see Fig. 369), 

 in this differing from the buttercup family, where the sepals 

 are not united, but free. Fruit various. 



Other plants of this family because of flower color, or 

 other characters, will be found elsewhere. See Nos. 307, 337, 

 340-342, 345-347, 503* 504, and 519. The following may be 

 distinguished thus : 

 Alpine plants known only from above timber line 



Basal leaves broad, essentially undivided 



Yellow Mountain Avens no. 360 



All the leaves divided or cut Alpine Cinquef oil no. 361 



Plants not alpine 



Stem leaves with 3 to 5 (rarely 7) leaflets that all arise at about 

 the same point (See Fig. 362) 

 Plants essentially prostrate 

 Foliage silvery beneath, the leaflets both toothed and cleft.. 



Silvery Cinquefoil no. 362 



Foliage not silvery, the leaflets merely toothed. 



Leaflets 3 Mock Strawberry no. 363 



Leaflets 5 Cinquefoil no. 364 



Plants erect 



Leaflets 3 Barren Strawberry no. 365 



Leaflets 5 or 7 Cinquefoil no, 366 



Stem leaves with an indefinite number of leaflets, often in op- 

 posite pairs, not all arising at the same point 



Salt marsh plant with foliage silvery-hairy beneath 



Silver Weed no. 367 



Neither salt marsh, nor with foliage silvery beneath 

 Terminal leaflet conspicuously larger than the lateral ones ; 



flowers few Yellow Avens no. 368 



Terminal leaflet of about the same size as the lateral ones; 

 flowers numerous in a tall spike Agrimony no. 369 



360. Yellow Mountain Avens. Sicvcrsia Pcckii. (Geum 

 Pcckii.) A low alpine herb, slightly hairy, with somewhat 

 divided stem leaves, and esssentially undivided basal ones. 

 Flowers few, about i in. across, yellow, the petals obviously 

 but shallowly notched at the tip. Known only from, but not 

 uncommon above timber line in the White Mountains of 

 New Hampshire and from exposed slopes in Maine. August. 



361. Alpine Cinquefoil. Potcntilla Rohhinsiana. An alpine 

 herb, somewhat woody at the base, scarcely more than 2 in. 

 iiigh, hairy. Leaves mostly basal, with three, toothed leaflets. 



