Genus 2, 



ROSE FAMILY. 



245 



I. Spiraea latifolia (Ait.) Borkh. American Meadow-sweet. Quaker Lady. 



Fig. 2215. 



5'. salicifolia latifolia Ait. Hort. Kew. 2 : 198. 1789. 

 5'. latifolia Borkh. Handb. Forstbot. 1871. 1803. 



An erect shrub, 2°-6° high, simple, or 

 branched above, nearly glabrous, the stems 

 reddish or purplish. Leaves petioled, broadly 

 oblanceolate or obovate, glabrous or very 

 nearly so, sharply and rather coarsely serrate, 

 especially above the middle, i'-2' long, 4"-i8" 

 wide, or on young shoots much larger, obtuse 

 or acutish at the apex, cuneate to rounded at 

 the base, pale beneath; stipules deciduous or 

 none; flowers white or pinkish-tinged, 2"-2" 

 broad, in dense terminal panicles; follicles 

 glabrous. 



In moist or rocky ground, Newfoundland to 

 Saskatchewan, Virginia and western Pennsylva- 

 nia. Called also queen-of-the-raeadow. Spice hard- 

 hack. June-Aug. 



Included in our first edition in the description 

 of the Asiatic S. salicifolia L., which has pubes- 

 cent inflorescence, pink flowers and narrower ob- 

 long leaves ; it is sometimes cultivated and has 

 escaped to roadsides in northern New York. 



2. Spiraea alba DuRoi. Narrow-leaved 

 Meadow-sweet. Fig. 2216. 



S. alba DuRoi, Harbk. Baumz. 2 ; 430. 1772. 



5. salicifolia lanceolata T. & G. Fl. N. A. i : 415. 1840. 



A shrub up to 5° high, the twigs yellowish- 

 brown, puberulent when young. Leaves petioled, 

 narrowly oblanceolate to oblong, puberulent on 

 the veins beneath, sharply and mostly finely ser- 

 rate, acute at each end, i'-2j' long, 5"-8" wide ; 

 inflorescence narrowly paniculate, densely puberu- 

 lent or tomentulose ; petals white, suborbicular 

 about i" long; follicles glabrous. 



In wet soil, Ontario to New York, North Carolina, 

 Saskatchewan, Indiana and Missouri. June-Aug. 



3. Spiraea tomentosa L. Hardback. 

 Steeple-bush. Fig. 2217. 



Spiraea tomentosa L. Sp. PI. 489. 1753. 



Erect, shrubby, usually simple, the stems 

 floccose-pubescent. Leaves short-petioled, ovate 

 or oval, i'-2' long, 6"-i2" wide, unequally ser- 

 rate, obtuse or acutish at the apex, narrowed or 

 rounded at the base, glabrous and dark-green 

 above, woolly-pubescent with whitish hairs be- 

 neath; stipules deciduous or none; flowers pink 

 or purple, rarely white, about 2" broad, in dense 

 terminal panicles ; follicles pubescent. 



In swamps and low ground, Nova Scotia to Mani- 

 toba, south to Georgia and Kansas. Silver-leaf or 

 -weed. White cap. Meadow-sweet. Poor man's-soap. 

 Spice-hardhack. Rosy-bush. July-Sept. 



