584- 356. Potentilla. 60. DRYADEiE. 
PI. ex . cal. 
13. Potentilla trident ata . Three- toothed cinquefoil. 
Leaves 3-leafletted; leaflets oblong, wedgeshape, 3-toothed 
at the tip, bald above; panicle weak; petals oval, larger 
than the calyx ; stem upright. 
Potentilla tridentata, Alton Hort. Kew. 216. 
Potentilla retusa, Relz Prod. FI. Scand. 2, 642. 
Alpine rocks ; perennial ; May and June. 
Stem 6 in. high, downy; leaflets blunt, 3 or 5-toothed 
at the tip; uppermost lanceolate, generally not cut; flowers 
small ; calyx-lobes oval, shorter than the petals ; receptacle 
hairy. 
14. Potentilla fr agar ioides. Strawberry cinquefoil. 
Leaves 3-leafletted ; leaflets reverse oval, retuse, deeply 
serrated, silky ; petals reverse heartshape, as long as the 
calyx; stem threadshape, lying down. 
Fragaria sterilis, Rail Syn. 254,3; Lin. S. P. 709. 
Fragaria mini me vesca seu sterilis, Ger. em. 998. 
Fragaria mini me vesca, Park. 758. 
Potentilla Fragaria, Poiret Encycl. 5,599. 
Potentilla fragarioides, Villars Delph. 3, 561, 
Potentilla prostrata, Moench Meth. 660. 
Comarum fragarioides, Roth Germ. 2, 577. 
Potentilla fragarieefolia, Gmel. Bad. 2,453. 
Fragaria prcecox, Salisb. Prod. 363. 
Barren strawberry. Wild strawberry. 
Dry barren pastures ; perennial ; March and April. 
Root woody ; stem diffused ; flowers white. 
V. 357* FRAGARIA. Pliny. Strawberry. 
Calyx-tube concave ; petals 5 ; stamens many ; ovaries 
many, indefinite, capitate on a prominent receptacle ; styles 
lateral; akenia rather drupaceous, spread over the outer 
surface of the deciduous, fleshy receptacle. 
1. Fragaria vesca . Eatable strawberry . 
Calyx in fruit reflected ; hairs of the petioles very much 
turned back, of the peduncles pressed close. 
Fragaria, Rail Syn. 254, 1 ; Ger. em. 997, 1 and 2. 
Fragaria vulgaris, Park. 758. 
Fragaria vesca, Lin. S. P. 708. 
Woods and hedges, also cultivated; peren.; May, June. 
Roots fibrous; runners rooting; stem upright; leaves 
equally serrated ; petals shorter than the calyx ; flowers 
rather corymbose ; fruit red, drooping, — Bark of the root 
