ROSACEA. (rose family.) 127 



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

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

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

 fruit 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 ; spiues 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. arboreseens, 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, 

 red. — Banks of rivers, Georgia and Florida, west to Mississippi. March and 

 April. — A small tree, with ash-colored branches. Spines stout or wanting. 

 Leaves l'-2' long, entire at the base, sometimes hairy in the axils of the veins 

 beneath. 



•*- -*- Fruit large (^' - %' long) ; leaves, §*c. mostly glandular. 



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

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

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

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

 Florida to Mississippi, and northward. April and 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, arid 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, Florida to Mississippi, and northward. 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 sen-ate, 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, or- 

 ange-red. 



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

 more strongly furrowed by 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 fruit large. 



* * Corymbs simple, 1 - 6-JJowered. 



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

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

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



