Description of Native Shrubs 



18. Ninebark. (Physocarpus opulifolius.) 

 LEAF: i^'-s', simple, alternate, serrate and three-lobed, 

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

 roundish clusters ; June ; bark 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 : i'-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 : i'-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. II.) 



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 Dogwood. (Cornus circinata.) 

 LEAF : 3'-$', 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^io 

 high. (PI. III.) 



