314 ROSACEAE 
D. repens, L. (Fig. 1, pl. 64.) Darimparpa. Stems creeping, send- 
ing up tufts of leaves and naked scapes each terminated by a single 
spreading flower. Borders of leaves serrated. At base of leaf-stalks are 
found narrow stipules. Found in moist woods; most of our area. 
7. FRAGARIA, L. 
Herbs, with leaves and flower stalks springing from the root, propa- 
gating largely by runners. Leaves of 3 leaflets, coarsely serrated, hairy, 
as are the leaf stems. At base of leaf stems are narrow linear stipules. 
Flowers white in loose terminal clusters. Stamens numerous. Fruit 
a pulpy berry on a conical receptacle, red when ripe. 
l. F. virginiana, Duchesne. (Fig. 3, pl. 64.) SrrAwserry. Leaves 
in tufts; leaf stems hairy, 2 to 6 in. high. Fruit a juicy pulp in which 
is imbedded many yellowish achenes or seeds. Form of fruit broad oval 
or round, In all of our range. 
2. F. canadensis, Michx. (Fig. 4, pl. 64.) NorTHeERN STRAWBERRY. 
Plant more slender, less hairy than No. 1, fruit narrow cylindric, and 
less juicy. Leaflets generally on leaf-stalks, 
3. FE. Terrae-novae, Rydb. NEWFOUNDLAND STRAWBERRY. Leaflets 
almost or entirely without leaf-stalks. Otherwise nearly like No. 2. 
8. DUCHESNEA, J. E. Smith 
An herb with general appearance of the strawberries, but with yellow 
flowers and with red fruit much resembling the strawberry, but not 
pulpy. 
D. indica, (Andr.) Focke. (Fig. 2, pl. 64.) YELLow or INDIAN 
STRAWBERRY. Introduced from India and found occasionally in waste 
places. Southern part of our area. 
g- POTENTILLA, L. 
Herbs, rarely shrubs, generally with perennial roots, rarely annual. 
Leaves, which are furnished with stipules, are compound of three or 
more leaflets. Flowers white, yellow or purple, with both pistils and 
stamens, the latter generally numerous, rarely 5 or 10. Calyx double, 
that is, with 5 sepals and with 4 or 5 bracts below. Corolla of 5, rarely 
of 4 petals. The seed carpels grouped upon a dry receptacle. 
Ships eee of syle. is os, Mab) fon pom Oo PROT ei 
Herbs (a few with woody stems at base). 
Flowers white. 
Leaflets 3. ie. wc \ies) toe epee ek ph ios <wo. . oe Neun vel Lia fmneirncar arenes 
Leaflets’? tb. 4%: a. ues. wt va SOMey wl ws ey Rs a Sn 
Flowers yellow. 
Leaflets 3. 
Plant 4 to 2 in, High. +. Ko % & «© «0s « Pe opburcwmes 
Plant 4 to 24 ft, high « . «© « « » « « Ps monspeltenss 
Leaflets 5, exceptionally 7. 
Leaves silvery white beneath . . . . «© »« « « PP. argentea 
Leaves green both sides. 
Plants erect or nearly so. 
Leaflets incised at border. 
Flowers about 1/4 in. broad . . . P. intermedia 
Flowers about 2/3 in. bro: ad A » &, vecta 
Leaflets feather-formed, the incisions extending to the 
mid-rib . . . 8 + « ee PL pennsylvaniea 
Plant recumbent, trailing 5 atoet ecw, ely le. ee 
Leaflets <utor 2) 3 ete) ee en Ue) 6 wi oie Orne 
Leaflets 7 to 25. Plant recumbent, trailing . . . . P, Anserina 
