96 Tennessee Flora. 



ROSA L. 



Rosa setigera Michx. Prairie rose. Abundant in the glades 

 ofM. Tenn. 



R. setigera tomentosa Gray. With the former. O. S. May- 

 July. 



.R. Carolina L. Swamp rose. Low grounds and river 

 ■ swamps. O. S. June-August. 



R. humilis Marsh. Pasture rose. Rocky slopes and glades. 

 O. S. May-July. 



R. humilis lucida Ehrh. Knoxville. A. Ruth. 



R. canina L. Dog rose. E. Tenn. Vicinity of Marion, S. 

 W. Va. J. K, Small. June. 



R. rubiginosa L. Sweet brier. Roadsides and old fields. 

 O. S. Naturalized from Europe. June, July. 



R. bracteata Wendel. Old homesteads and hedges. No- 

 -lensville Pike, six miles teouth of Nashville. June. 



R. pimpinellifolia L. Old homestead, Davidson County, 

 Colonel Prosser's farm. Introduced by early settlers. June, 



July. 



SORBUS l. 

 Sorbus Americana Marsh. American mountain ash. Sum- 

 mit of Thunderhead. Smoky Mts. Small tree. May, June. 



PYRUS L. 

 Pyrus communis L. Pear. In cultivation only. In many 

 varieties. Native of Eurasia. April. 



MALUS Juss. 



Malus angustifolia (Ait.) Michx. Pyrus angustifolia Ait. 

 Narrow-leaved crab apple. Small tree, from 15 to 20 feet 

 high. O. S. In limestone regions. March-]V[ay. 



M. coronaria L. Pyrus coronaria L. American crab apple. 

 Upper E. Tenn. South fork of Holston River. J. K. Small. 

 Cultivated in some gardens. March. Fruit matures in Sep- 

 tember. 



Malus Malus (L.) Britton. Pyrus Malus L. Apple. Na- 

 tive of Europe and Asia. Sometimes spontaneous, and culti- 

 vated in many varieties. 



ARONIA Pers. 



Aronia arbutifolia (L.) Ell. Pyrus arbutifolia L. Red coke- 

 berry. Mountain bogs in the Cumberland and Alleghany Mts. 

 March-May. 



A. nigra (Willd.) Britton. Black cokeberry. Laurel thick- 

 ets in the Cumberland and Alleghany Mts. Sewanee. March- 

 June. 



