ROSACEiE. (rose FAMILY.) 127 



2. C. apiifolia, Michx Young branches, leaves, and corymbs whitened 

 with soft hairs ; leaves small, deltoid, piunately 5 - 7-lobed, sharply toothed, 

 nearly smooth when old, truncate or cordate at the base ; styles 1-3, filiform ; 

 fiTiit globular, red. — River swamps, Florida to North Carolina, and westward. 

 March and April. — A small tree. Leaves ^'-1' long. 



3. C. COrdata, Ait. Young branches, leaves, and corymbs softly pubes- 

 cent, soon smoothish ; leaves large, deltoid-ovate, truncate or cordate at the 

 base, long-petioled, 3-5-lobed and serrate ; spines slender; fruit globose, red. — 

 River-banks in the upper districts, Georgia, and northward. May and 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 obscurely toothed near the apex, on slen- 

 der nearly glandless petioles ; corymbs very numerous ; styles .5 ; fruit ovoid, 

 j-ed. — Banks of rivers, Georgia and Florida, west to Mississippi. IMarch and 

 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- t- Fruit large {^' - |' long) ; leaves, §-c. mostli/ glandular. 



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

 finely serrate from near the glandless base ; those on the young brandies some- 

 times slightly lobed ; spines long and stout, or sometimes wanting ; corymbs 

 smooth or nearly so ; styles 1 -3 ; fruit pear-sliaped or globose, red. — Woods, 

 Florida to Mississippi, and northward. April and May. — A shrub or small 

 tree. 



6. C. COecinea, 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 ; frait 

 large, globose or pear-shaped, bright red. (C. viridis, L. C. populifolia, E/l.) 

 — Open dry woods, Florida to Mississippi, and nortiiward. April and May. — 

 A shrub or small tree. Leaves 1' - 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 sti-aight and 

 impressed ; corymbs large, tomentosc ; styles 1 - 3 ; fruit pear-shaped, or- 

 ange-red. 



Var. punctata, Gray. (C. punctata, Jac^.) Leaves smaller and smoother, 

 more strongly furrowed Ijy the impressed veins, and more tapering at the base ; 

 fruit globose, dull red, dotted with white. — Woods and swampy thickets in the 

 upper districts, Georgia and Alabama, and northward. May. — A shrub or 

 small tree. Flowers and fniit large. 



* * Corymbs simple, 1 - 6-floivered. 



8. C. aestivalis, Torr. & Gray. Glandless ; leaves rigid, pubescent, be- 

 coming smooth above, and rusty-pubescent on the veins beneath, cuneate- 

 obovate, crenate above the middle, tapering into a short petiole ; corymbs 



