128 ROSACK^E. (rose FAMILY.) 



siiiootli, .'1 -r)-flo\\('iT(l ; styles 4-5; fi-iiit hirqrc^ ploliose, rod. — "\''aric's (C lii- 

 cida, Kll.) with siiuallur (1'), ttiiiiiicr, and smootli li'aves, wliiiii aif gloss}' aliovi'. 

 — Margins of pine-barrcn jionds, Florida to iSoiitli Carolina, and westward. 

 March and April. — A small tree. Leavus 2' - 3' long. I'liiit juicv, cdihle. 



9. C. flava, Ait. Glandular; k-aves cuneatc-obovate, serrate and slightly 

 lobcd near tiie apex, smooth, tapering into a short jK'tiolc ; eorymbs smooth, 

 1 -4-flowered ; styles 4-5 ; flowers and pear-shajK'd fruit large. — Shady sandy 

 ]>laces. Florida to North Carolina, and westward. May. — Tree 15°- 20° higii. 

 Leaves 2' -3' long. Fruit grccnish-yellow. 



10. C. glandulosa, Michx. Branehlets, leaves, and corymbs whitened 

 with soft hairs ; leaves opaijue, cuncatc, entire or glandular-serrate, tapering into 

 a slender petiole, becoming smoothish ; those on the young branches often spar- 

 ingly lobed ; corymbs 3-G-flowercd, unilateral ; styles 5 ; fruit small, globose, 

 red. (C. elliptica, .4j7.) — Dry ])ine barrens, Florida to South Carolina, and 

 westward. April. — A small tree, with coarse bark, and long recurved branches. 

 Leaves 1' long. Fruit 0" - 4" long. 



11. C. parvifolia, Ait. Leaves obovate, scarcely petioled, serrate, the 

 lower surface, like the branehlets and calyx, pubescent ; spines numerous, long 

 and slender ; flowers mostly solitarj' ; calyx-lobes large, serrate ; styles 5 ; fruit 

 large, globose or ]>car-slia])cd, somewhat hairy. — Sandy soil, Florida to Missis- 

 sippi, and northward. April and May. — A much branched shrub, 3° -5° high. 

 Leaves 1' long. 



16. PYRUS, L. Pear. Apple. 



Calyx urn-shaped, 5-cleft. Petals 5. Stamens numerous. Styles 2-5. Fruit 

 fleshy or baccate, containing 2-5 cartilaginous, 2 seeded carpels. — Trees or 

 shrubs. Flowers cymosc or corymbose. 



* lyfuvcs simple, (jlandular : fruit depressed at the base. 



1. P. coronaria, L. Leaves on long and slender petioles, ovate, round- 

 ed, or slightly cordate at the base, angled or lobed, sen-ate, smooth ; corymbs 

 simple, few-flowered ; flowers rose-color, very fragrant ; styles woolly and united 

 at the base. — Rich soil in the upper districts, Mississippi to North Carolina, and 

 northward. April. — A small tree. Leaves 2' -3' long. 



2. P. angUStifolia, Ait. Leaves lanceolate or oblong, acute at the base, 

 serrate, short-pctiokd ; corymlis simijle, few-flowered ; flowers rose-color, very 

 fragrant ; styles smooth, distinct. — Open woods, Florida to Mississippi, and 

 northward. April. — A small tree. Fruit very sour. 



* * Leaves simple, the midrib glcindiihtr above : fruit baerate, globose. 



3. P. arbutifolia, L. Leaves oval-oblong or somewhat obovate, abruptly 

 acute or mucronate, smooth above, except the midrib, finely serrate ; styles vil- 

 lous at the base. 



Var. erythrocarpa. Stem tall (.50-10°); branehlets, cymes, and lower 

 surface of the large (2' -4') leaves tomcntose and hoary ; petals and anthers red- 

 dish ; berries red. (Arouia arbutifolia. Ell.) 



