NATIVE WOODY PLANTS OF THE UNITED STATES 265 



Spiraea californica, see Vauquelinia caUfornica. 



Spiraea corymbosa Raf. Dwarf spiraea. 



Range: 27, 28. 

 Site : Well-drained, sun. 

 Fruit: Follicle. 

 A small, sparsely-branched shrub ; flowers May-June. 



Spiraea densiflora Nutt. 



S. arbuscula Greene, S. helleri Rydb., 8. splendens Koch. 

 Range: 1, 4, 12, 13, 15 (Black Hills). 

 Site : Dry, well-drained, sun. 

 Fruit: Follicle. 

 A small shrub, flowers July-August; forms dense mats. 



Spiraea discolor, see Holodiscus discolor. 



Spiraea douglasii Hook. Douglas spiraea. 



Range: 1, 2, 3, 4. 



Site : Well-drained, moist, sun. 



Fruit : Follicle, available September-October. 



A small to large shrub; flowers July-August; thicket forming by means of 

 suckers. 



Spiraea dumosa, see Holodiscus dumosus. 



Spiraea glutinosa, see Chamaebatiaria millefolium. 



Spiraea helleri, see Spiraea densiflora. 



Spiraea latifolia (Ait.) Borkh. Meadowsweet. 



Range: 26, 27. 



Site : Well-drained, moist, sun. 

 Fruit: Follicle. 



A large, thicket-forming shrub; flowers June-August. 



Stomach records: Ruffed grouse. Observations: Ignored by deer in Massa- 

 chusetts ; casually browsed by northern white-tailed deer in northern Michigan. 



Spiraea lucida Dougl. 



Range: 2, 4, 6, 7, 12, 13, 15 (Black Hills). 



Site: Well-drained, sun. 



Fruit: Follicle. 



A small, sparsely branched shrub ; flowers May-July ; possesses creeping root- 

 stocks ; erect branches often die back annually too near the base. A possible 

 hybrid between this and S. memiesii has been described as S. pyramidata 

 Greene. It occurs in regions 1, 2, 4, and 12. 



Spiraea menziesii Hook. Menzies spiraea. 



Range: 2, 4, 7, 8, 12. 



Site : Moist, sun. 



Fruit: Follicle. 



A small shrub ; flowers June-August. Fair to good forage in the fall for 

 sheep and cattle. 



Spiraea millefolium, see Chamaebatiaria millefolium. 

 Spiraea opulifolia, see Physocarpus opulifolius. 

 Spiraea pauciflora, see Physocarpus malvaceus. 

 Spiraea pyramidata, see Spiraea, lucida. 



Spiraea salicifolia L. Willowleaf spiraea. 



Range: 25, 27. 



Site: Well-drained, moist, sun. 

 Fruit: Follicle. 



A small to large shrub; introduced from Siberia and eastern Russia and more 

 or less escaped and naturalized in the regions indicated. 

 Observations: Ring-necked pheasant; cottontail rabbit. 



Spiraea splendens, see Spiraea densiflora. 

 Spiraea subcanescens, see Spiraea alba. 



