Cbatjegus. XLVIII. ROSACEtE. 243 



3. A. PUMiLA. Dwarf douhk-Jlowcring Almond. — Z/W. lanceolate, doubly ser- 

 rate; jJs. podicellate. — Nativ^e of China. A low shrub, highly ornamental, 

 common in cultivation. Stems '2 — 3thi^h, branchinj^. Leaves 3 — 5' by i — 1', 

 acute at each end, smooth. Flowers very numerous, clothing the whole shrub 

 in their roseate hue, while the leaves are yet small. May, Jn. -f 



Suborder 2.— P O M E iE . 



Ovaries 2 — 5 (rarely 1,) colieriug with the sides of the persistent 



calyx aud with each other. Fruit a pome. 



0. CRAT^GUS. 



Gr. KpoTOi, streiiRth; on uccouiit of the tirmnesa of the wood. 



Cab'i urceolate, limb 5-clcft ; petals 5 ; stamens 00 ; ovaries 1 — 5. 

 with as many styles ; pome fleshy, containing 1 — 5 bony, 1-secded car- 

 pels, and crowned at the summit by the persistent calyx and disk. — 

 Trees or shrubs, armed with thorns. Lvs. simple.^ often lobcd. Bracts 

 subulate., deciduous. Fls. corymbose. 



1. C. cocciNEA. (C. Crus-galli. 13 w. C. glandulosa. Willd.) Crimsoti- 

 fruited Thorn. White Thorn. — Lis. broadly ovate, acutely serrate and 



sub (9)-lobed, thin and smooth, subacuminate, abrupt at ba.se ; 'petioles long, slen- 

 der, and (with the calyx) smooth and subglandular; sty. 3 — 5. — A thorny .shrub 

 or small tree, 10 — 20f high, in thickets, by streams", &c.. Can. and" U. S. 

 Branches crooked and spreading, branchlets and thorns whitish. Thorns stout, 

 rigid, sharp, a little recurved, about \h' long. Leaves 1^ — 2^' long, | as wide, 

 lobed, or (rather) coarsely, doubly acuminate-serrate. Petioles very slender, § 

 as long as the lamina. Flowers white, in paniculate, lateral corymbs of about 

 12. Fruit 3 — 5" diam., bright purple, eatable in Sept, Fls. May. 



2. C. Crus-gallt. (Mespilus. Lam. (|'C.) Cock-spur Thorn. 



L/vs. obovate-cuneiform or oblanceolate, subsessile, serrate, coriaceous, 

 shining above ; spines very long ; corymbs glabrous ; sep. lanceolate, subserrate ; 

 sttj. 1 (2 or 3).— Hedges and thickets. Can. and U. S., rare. Shrub 10— 20f 

 high, much branched. Thorns 2 — 3' long, straight, sharp, and rather slender. 

 Leaves 1 — 2^' long, \ — | as wide, tapering and entire at base, mostly obtuse at 

 apex ; petioles 1 — 5" long. Flowers white, fragrant, in corymbs of about 15, 

 on very short, lateral branchlets. Fruit pyriform, dull red, 2 — 3" diam., per- 

 sistent'during winter, unless eaten by birds. Jn. 

 /?. pyracanthifolia. Ait. — Lvs. oblong-lanceolate, petioles ^' long. 



3. C. PUNCTATA. Jacq. (C. latifolia. DC. Mespilus. Spach.) Thorn. 

 La's. cuneiform-obovate, doubly and often incisely serrate, entire at base 



and narrowed to a petiole, veins straight and prominent, pubescent beneath ; 

 corymbs and cat. villose-pubescent ; sty. 3 (1 or 2); fr. globose, punctate. — Bor- 

 ders of woods, U. S. and Can. Tree 12 — 25f high. Branches wide-spreading, 

 crooked, covered with cinerous bark. Thorns stout, sharp, 1 — 2' long, some- 

 times w^anting. Leaves 1^ — 2i' long, i as wide, acute or short acuminate ; 

 petioles ^ — 1' long. Flowers white, in somewhat leafy, compound corymbs of 

 8 — 15. Fruit 5—8" diam., red or yellowish, eatable in Sept. Ft. May, Jn. 



4. C. TOMENTosA. (C. pyrifolia. Ait. C. lobata. Dose. C. flava. Hook.) 

 Bluck Thorn. — Dvs. oval, or elliptic-ovate, narrowed at base into a mar- 



gmed petiole, subplicate, incisely and doubly serrate, smoothish above, tomen- 

 tose beneath ; corymbs large, tomentose when young ; sty. 3 — 5 ; fr. pyriform. — 

 Thickets and hedges. Can. S. to Ky. and Car. — A large shrub, 1^15f high, 

 armed with sharp thorns 1 — 2' long. Leaves 3 — 5' long, ^ — | as wide, acute 

 at apex ; margined petiole ^ — 1' long. Fls. large, fragrant,white, in a leafy cor}Tnb 

 of 8— 12. Fruit 4-— 6" diam., orange-red, eatable but rather insipid. "May, Jn, 

 p. (Torr. & Gray.) Lvs. strongly plicate, nearly smooth, smaller. 



5. C. OxYCANTHA, Haidhoni. English Thorn. 



Lvs. obovate or broad ovate, obtuse, 3 — 7 -lobed, serrate, smoothish, shining 

 above; stip. large, incisely dentate; corymbs glabrous; sty. 1 — 3; fr. ovoid, 

 •21* 



