Obdee 47.— rosacea. 



329 



1 or 2 glands. F]a. rose-oolor, with the odor of pruasio acid. Fr. large, 1 to 2i' 

 diam., yellowish, tinged with purple, densely tomentous. — About 200 varietiea 

 of this delicious fruit are named and described in the catalogues of American 

 nurserymen. The double-flowered peach is a Mghly ornamental variety, blos- 

 soming in Apr. and May, but fruitless. 

 B. L^Tis. Nectarine. Brupe glabrous. — Closely resembles the peach in 

 form, foliage, and fls. The fr. is 1 to 3' diam., smooth, yellow, purple, red, 

 &o. Of its numerous (about 25) subvarieties about a fourth are clingstones — 

 flesh adhering to the stone, and the remainder free-stones or clear-stones — 

 flesh free or separating from the stone, j: 



8. AMYG'DALUS, Willd. Almond. Calyx 5-cleft, campanulate, 

 deciduous ; petals 5 : drupes not fleshy, compressed : nucleus perforate 

 and furrowed, ovate, compressed, one edge acute, the other broad, bb- 

 tuse. — Trees or shrubs. Lvs. conduplicate in vernation. 



1 A. commCinis "Willd. Lvs. lanceolate, serrate, with the lower serrature^ 

 glandular; fls. sessile, in pairs, appearing before tlie lvs. — From Barbary. 

 Scarcely cultivated in this country for the fruit, which we receive mostly from S. 



. Europe. A double-flowered variety is highly ornamental in shrubberies, -f 



2 A. nana Ait. Dwaef single-flowering Almond. Lvs. ovate, attenuate 

 at base, simply and finely serrate; fls. subsessile, appearing before the lvs. — ^A 

 very ornamental shrub from Russia. Height about S{, branching. Lvs. 3 to 6' 

 long, J as wide, smooth, acuminate at each end. Fls. numerous. Petals oblong, 

 obtuse, roseate, often double. May, Jn. | 



3 A. ptimila Ait. Dwarf double-flowering Almond. Lvs. lanceolate, 

 doubly serrate ; fls. pedicellate. — Native of China. A low shrub, highly orna- 

 mental, common in cultivation. Sts. 2 to 3f high, branching. Lvs. 3 to 5' by i 

 to 1', acute at each end, smooth. Pis. very numerous, clothing the whole shrub 

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



9. PHOTIN'IA, Lindl. (Gr. (puc, <puThg, light ; on account of its 

 brilliant leaves.) Calyx 5-toothed ; petals reflexed ; ovary villous, 2- 

 carpeled, half-superior styles glabrous ; fruit included in the fleshy 

 calyx ; testa cartilaginous.— Elegant shrubs or trees, with coriaceous, 

 persistent lvs. Panicles terminal. 



1 P. arbutifolia Lindl. Lvs. oblong-lanceolate, acute, distinctly serrato; 

 pedicels shorter than, the cal. — California. Height 10 to 20f. Lvs. dark, shining 

 green, very rigid, revolute at edge. Fls. small, numerous, white. 



2 P. serrulata Lindl. Lvs. oblong, acute, serrulate ; pedicels hunger than 

 calyx.— Ghma. Lvs. very smooth and shining. Fls. small, white. Both are 

 hardyat the South. 



10. ERIOBOTRYA, Lindl. Loqitat. (Gr. epLov, wool, (iorpvg, a 

 cluster of grapes ; alluding to its villous flowers.) Calyx woolly, of 5 

 obtuse teeth ; petals bearded ; stamens erect, as long as the sepals ; 

 styles 5, filiform, included, hairy ; pome 3 to, 5-celled, closed ; chalaza 

 none ; radicle retracted within the cotyledons. — Shrubs or trees, with 

 persistent lvs. 



E. Japonica Lindl. Lvs. lanceolate, wavy, and serrate; fls. in terminal, 

 woolly racemes, with very short pedicels ; fr. oval or roundish. — Cultivated and 

 hardy at the South. Fls. small (3" diam.), white. Fr. about the size of the 

 gooseberry, bright yellow, and agreeable in taste, ripe early, -j- Japan. 



H. AMELAN'CHIER, Medic. Shad-Flower. Wild Seevice. (Fr. 

 Amelancier, the popular name of A. vulgaris.) Calyx 5-cleft, petals 

 5, oblong-obovate or oblanceolate ; stamens short; styles 5, somewhat 

 united at base ; pome 3 to 5-celled, cells partially divided, 2-seeded. — 

 Small trees or shrubs. Lvs. simple, serrate. Fls. racemous, white. 

 A. Canadensis Torr. & Gr. Lvs. oval or oblong-ovate often cordate at base, 



