328 ORDER 47. ROSACES. 



smooth. Fls. white, 2 to 5 in each of the numerous umbels. Fr. globular, eat- 

 able, red or purple, little inferior in size to the common garden plum. Ripo in 

 Aug., Sept. Fl. in May. (P. littoralis Bw.) 



3 P. umbellata Ell. Lvs. lanceolate or lance-oval, acute or barely r.cuminat3 r 

 obscurely serrulate ; petioles glandless ; umbels 8 to ^-flowered ; fr. oval, small, glau- 

 cous, red. Dry soils, in copses, etc., Savannah (Feay, Pond) to Bainbridge, Ga. 

 and Fla. A small, bushy tree, scarcely thorny. The flowers bloom and decay 

 before the Ivs. appear. Lvs. small (about 18" by 9"), downy all over or often 

 glabrous, with 1 or 2 glands, if any, on the margin near tho base. Drupes pleas- 

 antly acid and much used, ripe in Jl. and Aug. Fl. in Mar. 



4 P. Chicasa MX. CHICKASAW PLUM. Branches spinous; Ivs. oblong-lanceo- 

 lato or oblanccolato, glandular serrulate, with the glands pellucid, not at all acumi- 

 nate, nearly smooth ; umbels 2 to ^-flowered, pedicels short, smooth ; drupo 

 globous. A fine fruit shrub, nativo of Ark., &c., often cultivated. Height 8 to 

 12f, with a bushy head. Lvs. 1 to 2', petioles about ^, long. Fls. small, white, 

 expanding with the Ivs., in Apr. Fr. red or yellowish-red, tender and succulent, 

 ripe in Jl. There are several varieties. \ (Cerasus, DC.) 



5 P. spiiiosa L. BLACK THORN. SLOE. Branches thorny ; fls. solitary ; cal. cam- 

 panulate, lobes obtuse, longer than the tube ; Ivs. pubescent beneath, obovate- 

 eliiptical, varying to ovate, sharply and doubly dentate ; drupe globous. Hedgo 

 rows and cultivated grounds, Penn. (Pursh.) A thorny shrub 12 to ISfhigb, 

 native of Europe. Some botanists regard the next two numbers as varieties 

 of this, altered by cultivation. 



6 P. insititia L. WILD BTJLLACE. PLUM. Lvs. ovate-lanceolate or oblanceolate, 

 tapering to the petiole, acute, serrate, pubsscent-villous beneath ; branches some- 

 what spiny; fls. generally in pairs ; cal. segm. entire, obtuse; pet. obovate; fr. 

 globular. Tree 15 to 20f high, sparingly naturalized. Lvs. 1 to IV long, with 

 short petioles. Petals white. Fr. black, covered with a yellowish bloom. . 



7 P. domtstica L. COMMON G-ARDEN PLUM. DAMSON PLUM. Branches 

 unarmed; Ivs. oval or ovate-lanceolate, acute; pedicels nearly solitary ; drupo 

 globous, oval, ovoid and obovoid. This long cultivated tree or shrub is said to 

 be a native of Italy. It rarely exceeds 15f in height. Lvs. quite variable in form, 

 1 to 3' long, as wide, sometimes obtuse, on petioles about 1' in length. Fls. 

 white, generally but one from a bud, expanding while the Ivs. are but half 

 grown, in Apr. and May. Fr. black, varying through many colors to white, 

 covered with a rich glaucous bloom, ripe in Aug. About 150 varieties are pub- 

 lished in the catalogues of American gardeners. \. 



8 P. Armeniaca Willd. APRICOT. Lvs. broadly ovate, acuminate, sub- 

 cordate at base, denticulate; stip. palmate ; fls. sessile, subsolitary, preceding tho 

 Ivs. ; drupe somewhat compressed, subglobous, large. Occasionally cultivated in 

 gardens, &c. Tree 10 15f high. Lvs. 2 to 3' long, $ as wide, smooth, petioles 

 nearly 2' long, with several glands. Fls. white. Apr. Fr. purplish-yellow, &c. f 

 1 to 2' diam. ; ripe Jl. Aug. There are about 20 varieties. \ 



9 P. dasycarpa Ehrh. BLACK APRICOT. Lvs. ovate, acuminate, doubly 

 serrate ; petioles with 1 or 2 glands ; fls. pedicellate ; drupe subglobous. This 

 species is from Siberia. The tree or shrub is about the size of the last, hardy and 

 thrifty. Lvs. smooth above, pubescent on the veins beneath, 2 to 3' long, as 

 wide, on petioles near ]' long. ?Js. white, preceding tho lvs. T distinctly pedicel- 

 late. Fr. dark purple when mature, in July. Fls. Apr. \ Neither species is 

 yet common. 



7. PER'SICA, Tourn. PEACH. NECTARINE. (Named from Persia, 

 its native country.) Calyx 5-clcft, tulmlai'-campanulate, deciduous ; 

 petals 5 ; drupe fleshy, tomenlous or smooth \ nucleus somewhat com- 

 pressed, ovate, acute, rugosely furrowed and perforated on the surface. 

 Small trees. Lvs. conduplicate in vernation. 



P. vulgaris Mill. PEACH. Lvs. lanceolate, serrate, with all tho serraturea 

 acute; fls. solitary, subsessile, preceding the Ivs.; drupe tomentous. Tree or 

 shrub, 8 to 16f high, Lvs. 3 to 5' long, ^ as wide, smooth, petioles short, with 



