150 ROSE FAMILY. 



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

 bladder and/ruft, 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 recurviug 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 : ezo, external, and chorde, a cord or thong, 

 in reference to the structure of the fruit.) 



. grandifldra, 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. 2Z 



Q. trifoliata, Mrench. 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. KERRIA. (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. fragarioldes, Tratt. BARREN STRAWBERRY. 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. 2/ 



9. GEUM, 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. 2Z 



* Flowers purple ; style becoming plumose on the end. 

 G. rivale, Linn. PURPLE or WATER AVENS. In bogs and low 

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



