562 345. Pyrus. 57. POMACEiE. Pl» ex, cal- 
Fam. XXII. 57. POMACEZE. Rosacearum Sectio , 
Jussieu. 
Calyx adherent, persistent ; limb 5-cut ; petals 5, on the 
calyx ; stamens indefinite, about 20, on the calyx below the 
petals ; ovary simple, adherent to the ovary ; ovules ascend- 
ing, in the inner angle of the cells; styles many; fruit 
a pome, umbilicated, crowned, many-celled ; perisperm 0, 
or very thin, fleshy ; corculum straight ; radicle below. — 
Stem woody, arborescent ; leaves alternate, simple or pin- 
nate ; flowers complete, hermaphrodite. 
Pome 5-celled ; cells cartilaginous, 
2-seeded ; seed ascending Pyrus. 345. 
Pome 5-celled ; cells cartilaginous, 
2-seeded ; seed peritropal Crat^gus. 346. 
Pome 5-celled ; cells bony, 
2-seeded ; seed ascending Mespilus. 347. 
I. 345. PYRUS. Pliny. Pear . 
Calyx 5-cut ; petals 5 -cut ; sty les 5 ; pome spherical, 
5-celled; cells cartilaginous, 2-seeded; seed ascending. 
a. Malus. Leaves ovate , simple ; stipides linear ; corolla 
reddish; styles joined at bottom; pome globular, umhi - 
Heated at top and bottom. 
1 . Pyrus sylvestris. Wild pear. 
Leaves ovate, acute, serrated, bald ; umlell simple, sessile ; 
corolla-claws shorter than the limb of the calyx. 
Malus sylvestris, Raii Syn. 452, 2j Ger.em. 1461, 1 ; Park. 1502. 
Pyrus Malus, Lin. S. P. 686. 
Malus communis, De Candolle FI. Gall. 3678. 
Crab-tree. Wilding. 
Woods and hedges; arborescent; May. 
Leaves when young downy beneath ; stipules linear ; um - 
hells terminal ; fruit acid, acerb, the size of a chestnut; 
styles bald. — Wood hard, takes a good polish ; bark dyes 
yellow, juice of the fruit called verjuice, very acerb, 
astringent, repellent, and useful in sprains. 
0. sativa. Leaves villous underneath ; fruit more or less 
sweet ; style villous. 
Malus sativa, Raii Syn. 451, 1 ; Ger. em. 1459. 
Pyrus Malus, 0 to ?, Lin. S. P. 686. 
Apple-tree^. 
Cultivated in numerous variations ; arborescent ; May. 
