210 ROSACEAE (ROSE FAMILY) 
above, sparsely hairy beneath, with slender petioles. Flowers 
solitary in the axils, on long slender, wiry peduncles, golden 
yellow, about a half-inch broad, the five petals broadly obovate, 
longer than the pointed calyx-lobes and the narrow bractlets. 
Achenes small, smooth, scattered by the nodding of the wiry 
flower-stalks. (Fig. 151.) 
Means of control 
Cultivation, liming and manuring the soil, will so stimulate the 
growth of better plants that the weed will soon be superseded. 
Clover is the best crop to grow for this purpose. 
WHITE AVENS 
Geum canadénse, Jacq. 
(Geum dlbum, Gmel.) 
Native. Perennial. Propagates by seeds. 
Time of bloom: June to August. 
Seed-time: July to September. 
Range : Nova Scotia to Minnesota, south- 
ward to Georgia and Missouri. 
Habitat: Fence-rows, woodland borders, 
thickets along streams. 
. A frequent weed in brushy pastures 
where sheep are likely to be foraging 
and to get their fleeces beset with its 
bristly, hooked achenes. Stems one to 
two feet in height, slender, erect, finely 
hairy or sometimes smooth, branched 
near the top. Lower and basal leaves 
long-petioled, pinately three- to five- 
parted, the terminal lobe large and 
broadly ovate, the lateral lobes small 
and narrow, all sharply toothed; stem 
leaves with fewer segments and short 
petioles, the topmost becoming lance- 
Fic. 152. — White Avens Shaped and sessile. Flowers white or 
(Geum canadense). X%. pale greenish yellow, about a half-inch 
