ROSACEA 



of light sandy soil in gentle heat in March, transplanting seedlings outdoors 

 in May or June, or in partially shaded border outdoors in April. 



Floioers golden-yeUow, 1-1^ in. diam., in a few flowered terminal sub- 

 corymbose cyme ; Calyx inferior, 5-lobed, lobes ovate-lanceolate, valvate in bud, 

 persistent ; Epkalyx of 5 lanceolate bracteoles, longer than sepals ; Petals 5, 

 orbicular ; Stamens numerous, perigynous ; Ovary superior, carpels many ; 

 Fruit an etterio of achenes, hairy, on hispid receptacle. 



Leaves alternate, petiolate, sub-digitately pinnate, leaflets 3-5, oblong or 

 lanceolate, ^-f in. long, entire, revolute, glabrous above, silky when young; 

 stipules narrow, thin, entire, adnate to petiole. 



A deciduous erect sJwub, 2-4 ft. ; or spreading undershrub, much branched ; 

 Bark flaking. 



Native of N. England, and Clare and Galway in Ireland. Generic name 

 from L. pot ens, entis, powerful, from the medicinal effects ascribed to some of 

 the genus; specific name ./)//^/fo*a = shrubby ; 'L. jrutex, -ids, a shrub or bush. 



FIELD ROSE, Rosa arvensis. 



Hedges and thickets ; gardens. .Tune, July. The Ayrshire Roses of gardens 

 are the offspring of this native species. They are extremely hardy, of rapid 

 growth, useful for poor soils, and of great value for covering rough buildings, 

 ugly fences, trunks of trees, banks and mounds. They require but little pruning 

 or training, but should have all dead wood cut out in February or JMarch. 



Floivers white, scentless, in a 1-6 flowered corymb, or rarely solitary, 

 peduncle setose ; Calyx-tube globoid, glabrous, sepah purple, short, broad, 

 naked at back, shghtly pinnate, reflexed, deciduous; Styles glabrous, united 

 into an exserted column; Fruit a cynarrhodium, sub-globose, small, naked, 

 sessile, or stalked ; disk convex, much thickened. 



Leaves alternate, imparipinnate, eglandular, glabrous, or slightly pubescent, 

 glaucous beneath. 



A deciduous shrub, 2-6 ft. ; Stem arched or trailing ; Branches purple, 

 glaucous ; prickles strong, often large, equal, hooked ; Buds ovoid, glabrous. 



