NATIVE WOODY PLANTS OF THE UNITED STATES 265 
Spiraea californica, see Vawquelinia californica. 
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, 8S. helleri Rydb., S. 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. 
Spiraca 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. menziesii 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 millefoliwm. 
Spiraea opulifolia, see Physocarpus opulifoliis. 
Spiraea paucifiora, 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, 
