CLASS XII. 153 
the drupe smooth, with prominent seams at the sutures.—(cherry, 
plain.) 
Exotic. 
Amyc’’patus. Calyx 5-cleft, inferior; petals 5, drupe with a nut, 
perforated with pores, flowers sessile—(peach.) 
PHILADEL”PHUS. Calyx 4 or 5-parted, superior, top-form; corolla 4 
or 5-petaled; style 4-cleft; capsule 4 or 5-celled, many-seeded; seed 
arilled.—(false syringa, or mock orange.) 
Order 2. Digynia, to Order 5. Pentagynia ; or Dipenta- 
gynia. From two to five pistils. 
Cratz’cus. Calyx superior, 5-cleft; petals 5; styles 1 to 5; berry 
mealy ; seeds 2 to 5, bony.—(thorn-bush. ) 
Aro’nra. Calyx superior, 5-toothed; petals 5; fruit pomaceous; 
berry 5 or 10-celled; cells 1 or 2-seeded; seeds cartilaginous.—(shad- 
flower, choak berry.) 
Pyrus. Calyx 5-cleft, superior; corolla 5-petaled; pome 5-celled, 
many-seeded ; seeds compressed-ovate.—(pear, apple, quince.) 
Order 13. Pologynia. Many pistils. 
Ro’sa. Calyx urn-form, inferior, 5-cleft, fleshy; contracted to- 
wards the top; petals 5; seeds numerous, bristly, fixed to the sides of 
the calyx within. A genus remarkable for the multiplication of its 
petals, by rich culture —(rose.) 
Rv’pus. Calyx 5-cleft, inferior; corolla 5-petaled; pistils nume- 
rous; berry composed of many juicy, l-seeded acines, on a dry recep- 
tacle.-—(raspberry, black-berry.) 
Fraca’ria. Calyx inferior, 10-cleft; 5 alternate divisions smaller ; 
corolla 5-petaled; receptacle ovate, berry-like; acines naked, im- 
mersed in the receptacle, caducous.—(strawberry.) 
CLASS XI. POLYANDRIA. JVore than ten Stamens situated on 
the receptacle. 
Order 1. Monogynia. One pistil. 
Saneuina’ria. Calyx caducous, 2-leaved; corolla about 8-petaled, 
stigma sessile, twinned, 2-grooved; capsule pod-like, ovate, 1I-celled, 
2-valved, acute at each end; valves caducous; columella 2, perma- 
nent.—(blood-root.) 
Popopuyt’Ltum. Calyx 3-leaved, minute; corolla about 9-petaled , 
stigma large, crenate, sessile; berry 1-celled, crowned with the stig- 
ma, large, many-seeded; columella one-sided —(wild mandrake.) 
Exotic. 
Papa’ver. Calyx 2-leaved, caducous; corolla 4-petaled; stigma a 
broad disk, with radiating lines; capsule 1-celled, dehiscent by pores 
under the permanent stigma.—(poppy.) 
Order 2. Digynia, to Order 5. Pentagynia, or Di-Penta- 
gynia. 
De.rurnium. Calyx 0; corolla 5-petalea, unequai; nectary, 2-« left, 
ee 
