Description of Native Shrubs 



1 8. Ninebark. (Physocarpus opulifolius.) 

 Leaf : i}4'-3', simple, alternate, serrate and three-lobed, 

 roundish, base cordate. Flower : p., white (petals 5), small, in 

 roundish clusters ; June ; dark peeling in long strips of many 

 thin layers. Var. aurea (cultivated) has yellow variegation in 

 foliage. (PI. II.) 



19. Wild Black Currant. (Ribes floridum.) 

 Leaf : 1-2', simple, alternate, serrate, 3-5-sharply-lobed, base 

 slightly cordate, sprinkled with resinous dots. Flower : p., 

 whitish or greenish, rather large (petals and stamens 5) in droop- 

 ing many-flowered clusters ; calyx long-bell-shaped. May ; fruit 

 black. (PI. II.) 



20. Wild Red Currant. (Ribes rubrum.) 

 Leaf : 1-2', simple, alternate, serrate, 3-5-bluntly-lobed, base 

 cordate ; veins whitish beneath. Flower : as in 19, but from 

 buds distinct from leaf-buds ; calyx flat. May, June ; fruit red ; 

 New Hampshire, and west ; straggling. (PI. IL) 



21. Fetid Currant. (Ribes prostratum.) 

 Leaf : as in 19, but base deeply cordate, and not resinous- 

 dotted. Flower : as in 19, but clusters erect, calyx flattish ; 

 May. Fruit : pale red and (with the stems) bristly ; bruised 

 herbage and berries malodorous. New England, New York, 

 and Pennsylvania. 



22. Round-leaved Dogfwood. (Cornus circinata.) 

 Leaf: 3'-5', simple, opposite, entire, roundish to oval, apex 

 pointed, woolly beneath. Flower : p., white, small (petals 4), in 

 large flat clusters. June ; fruit light blue ; branch greenish with 

 warty spots ; 6°-io° high. (PI. II.) 



23. Silky Dogwood. Kinnikinnik. (Cornus sericea.) 

 Leaf : 2-4', simple, opposite, entire, narrow ovate to ellipti- 

 cal, apex pointed, dull green, downy beneath, as also branchlets 

 and flower-stalks ; branches purplish. Flower : as in 22, but 

 clusters smaller. June ; fruit pale blue ; near water ; 3°- 10" 

 high. (PI. III.) 



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