ROSACE JS. (ROSB FAMILY.) 309 



on lower surface, petiole pubescent, prickly. Flowers smaller than in last, 

 corymbose, white ; peduncles and outer surface of hip naked or slightly 

 glandular, inner surface of sepals woolly — Summer — Lebanon to Aintab, 

 and northward. 



Var. 8clierg[iaiia, Boiss. Peduncle, outer surface of receptacle 

 and sepals densely woolly and stipitate-glandular — Antilebanon. 



6. R. Arabica, Crep. 5 Prickles all alike. Leaflets obovate, 

 serrate, sparingly glandular on upper, densely so on lower surface, not 

 hairy. Peduncle, hip, and sepals glandular-puberulent, styles hirtulous, 

 stigmas broad, naked — Summer — Mt. St. Catherine (Sinai). 



7, R. Phoenicia, Boiss. 5 1 to 3. Prickles scattered, hooked ; 

 branches long, climbing. Leaflets 5, and of upper leaves 3, ovate- 

 elliptical, coarse-serrate, upper surface dark green, lower light green, 

 puberulent. Flowers corymbose-paniculate, numerous; calyx-tube glabrous, 

 narrow-elliptical, with caudate, acuminate lobes; petals white, longer 

 than calyx; ripe hip ovate, .01 long, crimson — May to August — 

 Hedges by ditches ; common. 



12. JVEURADA, L. Neurada. 



Calyx ovate, 5-fid, with contracted throat, at length expanded, 

 flat at base, flattened-conical, echinate. Petals 5, small, inserted with 

 petals into throat of calyx. Styles subulate, at length elongated and 

 exserted, spinescent. Seeds curved — Annual, prostrate herbs, with 

 minute stipules. 



IV. procumbens, L. Woolly-canescent ; stems prostrate, 

 spreading, alternately branched, at length woody. Leaves .015 to .03 

 long, ovate-oblong, obtusely sinuate-pinnatifid. Flowers solitary, axil- 

 lary, peduncled; fruit .015 broad — March to May — Sands; Nahr 

 Antelias, el-Ghadtr, around Dead Sea, and southward to Egypt. 



13. PYRUS, L. Pear. Najds. 



Calyx 5-fid. Petals 5, white. Anthers violet-pink. Ovary 5-celled, 

 styles free. Fruit obovate or spherical, composed of the fleshy meso- 

 carp adherent to the fleshy calyx, more or less studded with stony 

 granules, not umbilicate at base, the 5 cells cartilaginous, 2- or by abor- 

 tion 1-seeded — Trees with simple deciduous leaves. 



1. P. Syriaca, Boiss. ^ ^ to 10, sometimes spinescent ; buds 

 ciliate. Young leaves cobwebby, old glabrous, somewhat longer than 

 petiole, cuneate or rounded at base, ovate-lanceolate to lanceolate, .04 to 

 .06 long, .015 to .035 broad, crenulate. Corymbs many flowered ; fruit 

 obovate, .03 long, .02 broad, half as long as peduncle — April and 

 May — Rocky hillsides ; common throughout. 



2. P. Roveana, Dec. 5 6 to 10 ; buds glabrous. Leaves 

 linear to linear-lanceolate, entire ; fruit globular — Antilebanon (Bove). 

 Too near the last. 



Several varieties of P. communis, L., the cultivated Pear, are 

 found in the orchards of Syria and Palestine. 



14. MALUS, L. Apple. Tiffdh. 



Calyx 5-fid. Petals 5, pink, with ciliated claw. Ovary 5-celled ; 

 styles adherent at base. Fruit spherical, as in Pyrus, except that it is 



