150 ROSE FAMILY. 



3. FHYSOCAHPTJS, NINE-BARK. (Greek name, compounded of 

 bladder and fruit, in allusion to the inflated pods.) 



P. (or Spir.ea) opulifdlia, Maxim. Nine-bark. So-called from the 

 loose bark, separating in thin annual layers from the stems ; a tall shrub, 

 with long recurving branches ; the roundish and mostly heart-shaped 

 leaves partly 3-lobed and cut-toothed ; white flowers in umbel-like cor- 

 ymbs ; the pods commonly turning purplish. Wild on rocky banks, 

 from N. Y., W. and S. ; often cultivated. 



4. EXOCHORDA. (Latin : exo, external, and chorde, a cord or thong, 

 in reference to the structure of the fruit.) 



£. grand/flora, Lindl. Pearl Bush. A beautiful shrub, or even small 

 tree ; cult, from China for its large white flowers, which appear with the 

 leaves in long axillary racemes ; leaves oblanceolate, whitish below, very 

 strongly toothed on strong shoots, but almost entire upon the older parts. 



5. GILLENIA, INDIAN PHYSIC, AMERICAN IPECAC. (For 

 Dr. Gillen or Gillenius.) Flowers summer. % 



G. trifoliata, Moench. Common I. or Bowman's Root. Rich woods 

 from N. Y. S. and W. ; smooth, branching, 2° high, with the 3 

 ovate-oblong pointed leaflets cut-toothed, entire stipules small and slen- 

 der, and rather pretty white or scarcely rosy-tinged flowers loosely pani- 

 cled on the slender branches. 



G. stipulacea, Nutt. Large-stipuled I. or American Ipecac 

 Open woods, W. N. Y. and W. ; has the lanceolate leaflets and leaf- 

 like stipules deeply cut and toothed ; otherwise like the other. 



6. KBRRIA. (Named for Bellenden Ker, a British botanist.) 



K. Japdnica, DC Corchorus (incorrectly), Japanese Rose, from 

 Japan ; a familiar, smooth, ornamental, shrubby plant, with weak, bram- 

 ble-like and green branches, 4°-8° high, with lance-ovate thin leaves, and 

 handsome yellow flowers, in summer, usually full-double ; the natural 

 state, with 5 petals and numerous stamens, less common. There is a form 

 with variegated leaves. 



7. RHODOTYPOS. (Name means rose-type.) 



R. kerrioldes, Sieb. Cult, from Japan ; a bush of medium size, with 

 large, ovate, thin, opposite leaves, which are coarsely and sharply toothed 

 and hairy below ; flowers solitary and terminal, an inch across, light 

 yellow or cream-color, succeeded by shining, black, bead-like akenes, 

 which are subtended by the very large and leafy calyx lobes. 



8. WALDSTEINIA. (Named for F. von Waldstein, an Austrian 

 botanist.) ■ 



W. fragarioldea, Tratt. Barren Strawberrt. Wooded banks, 

 chiefly N. and S. along the mountains ; in aspect and especially in the 3 

 broadly wedge-shaped leaflets resembles a Strawberry Plant (as the spe- 

 cific and the popular names denote), but is smoothish and yellow-flowered ; 

 flowers in summer on several-flowered bracted scapes. 2Z 



9. GBTJM, AVENS. (From Greek word, meaning to give an agreeable 

 flavor; the roots of some species somewhat scented.) Several wild 

 species, only the following common ; flowers late spring and summer. % 



# Flowers purple ; style becoming plumose on the end. 

 Or. rivale, Linn. Purple or Water Avens. In bogs and low 

 grounds N. ; thickish rootstock (sometimes used in medicine as an 



