KOSACEJE. (ROSE FAMILY.) 139 



loug-petioled, 3-5-lobed aud serrate; spines sleiider; fruit globose, red. 

 River banks iu the upper districts. May - June. A small tree. Leaves 1' - 

 3' long. Styles 5. 



4. C. arborescens, Ell. Smooth; leaves thin, oval or elliptical, acute 

 at both ends, finely serrate, sometimes toothed or lobed near the apex, on 

 slender nearly glaudless petioles; corymbs very numerous; styles 5; fruit 



ovoid, red. Low ground, Georgia, and westward. March - April. A small 



tree, with ash-colored branches. Spines stout or wanting. Leaves 1' - 2' long, 

 entire at the base, sometimes hairy in the axils of the veins beneath. 



-i- - Fruit large, i'-f long (except No. 7, vur.) ; leaves, etc. mostly glandular. 



5. C. Crus-galli, L. Leaves thick, oblong-obovate, smooth, shining 

 above, finely serrate from near the glaudless base ; those on the young 

 branches sometimes slightly lobed ; spines long and stout, or sometimes 

 wanting ; corymbs smooth or nearly so ; styles 1 - 3 ; fruit pear-shaped or 

 globose, red. Woods. April -May. A shrub or small tree. 



6. C. COCCinea, L. Smooth; leaves thin, roundish-ovate, with 3-5 

 short and sharply serrate lobes on each side, abruptly narrowed into the 

 slender petiole, strongly straight-veined ; those on the young branches often 

 truncate or slightly cordate at the base, and more strongly lobed; spines stout ; 

 styles 3 - 5 ; fruit large, globose or pear-shaped, bright red. (C. viridis, L. 

 C. populifolia, Ell.) Open dry woods. April -May. A shrub or small 

 tree. Leaves I' 2' long, bright green, 



7. C. tomentosa, L. Leaves large (3' -5' long), broadly ovate or oval, 

 finely serrate, and slightly lobed above the middle, abruptly narrowed into a 

 short margined petiole, pubescent, especially beneath, the veins straight and 

 impressed ; corymbs large, tomentose ; styles 1 -3 ; fruit pear-shaped, orange- 

 red. Chiefly northern. 



Var. microcarpa. Leaves broadly ovate, membranaceous, slightly 

 toothed or entire, pubescent beneath, slender petioled, 3' -6' long; flowers 

 Y wide ; fruit globose, red, 3" wide ; styles mostly 2. River banks near 

 Rome, Georgia. April. A small tree. 



8. C. SUbvillosa, Schrader. Leaves thick, ovate or roundish, sharply 

 serrate, from the base, toothed above the middle, softly pubescent beneath, 

 like the brauchlets and corymbs ; flowers f wide ; fruit globose, " bright 

 scarlet, 1' in diameter." Rich soil, Tennessee. April. A shrub or small 

 tree. 



9- C. triflora, Chapm. Leaves thin, H'- 3' long, ovate, rounded at the 

 base, or abruptly contracted into a short petiole, glandular-serrate, soon 

 smooth above, softly pubescent, like the branchlets and corymbs, beneath ; 

 corymbs 1 - 3-(mostly 3-)flowered, the lateral pedicels longer ; flowers f ' wide ; 

 calyx lobes lanceolate, thicklv glandular-ciliate, twice as long as the tube ; 

 styles mostly 4. Cliffs of the Coosa River, Georgia. April. A large 

 shrub. 



10 C. punctata, Jacq. Leaves rather rigid, 2' -3' long, wedge-obovate, 



tapering and entire below the middle, finely toothed and serrate above, pu- 

 bescent, at length glabrate, strongly impressed-veiued ; corymbs villous ; 



