360 THE KINDS OF PLANTS 



in a corymb or cluster: pome flattened at the ends, long-stemmed, indented 

 at the attachment to stalk, green, becoming yellowish, fragrant but sour. 

 Open glades, from New York, West and South. 



P. Io6nsi8, Bailey. Prairie crab. Pubescent: leaves oblong or ovate, 

 notched or parted along the sides, the petioles short: pome globular or 

 oblong, short-stemmed, with light dots. Mostly west of Great Lakes. 



aa. Leaves compound; mountain-ashes. (Sorbus.) 



P. Americana, DC. American mountain ash. Treeor large shrub, native 

 to mountain woods in the east, but sometimes cultivated: leaves odd-pin- 

 nately compound, with 1,3-15 leaflets that are lanceolate, taper-pointed, ser- 

 rate, bright-green above: flowers numerous, small, white, in compound, flat 

 cymes: style 3-5: berry-like pomes globose, bright red, or orange, about the 

 size of peas. 



P. Aucupd,ria. Gaertn. English mountain-ash. Ifowan. Leaves pubes- 

 cent on both sides when young, the leaflets blunt: fruit larger than that of 

 preceding, about % in. in diameter. 



11. CYDONIA. Quince. 



Small trees or shrubs: flowers and leaves much as in Pyrus: ovary flve- 

 celled, with many seeds in each: fruit a pome, usually hollowed at top end, 

 globose, or pyriform. 



C. vulgaria, Pers. Quince. Six to 15 ft. high, with crooked branches; 

 flower solitary, large, pale pink or roseate, on shoots of the season: leaves 

 oblong-ovate, acute at apex, with obtuse base, entire. 



C. Jap6iiica, Pers. Japan Quince. Shrub 3 to 6 ft., cultivated for 

 hedges and flowers: branches armed with short, straight spines: leaves 

 glabrous and shining, acute at each end, serrulate, the stipules conspicuously 

 reniforra: flowers in axillary clusters, nearly sessile, crimson or scarlet. 

 Fruit globose, fragrant. 



12. CRATiEGUS. Hawthorn. Figs. 152 to 155. 



Large bushes or small trees, much branched, the wood tough and hard, 

 usually very thorny: flowers white or pink, in dense umbel-like clusters: 

 petals 5, entire: stamens 5-10-many: fruit a small red or yellow drupe con- 

 taining large bony stones: leaves simple, mostly toothed or lobed. Many 

 species wild in North America, and some cultivated, too difficult of determi- 

 nation for the beginner. 



13. SPIRilA. Fig. 179. 



Hardy perennial herbs and many ornamental shrubs: leaves alternate: 

 flowers white or roseate, usually small but many: calyx 5-cleft, short and 

 open: petals 5: stamens many: fruit of about, 5 follicles, not inflated. 

 Following are small shrubs: 



S. salicifdlia, Linn. Meadow-sweet. Glabrous or nearly so, erect to 3 

 or 4 feet, stem often purplish: leaves simple, oblong-ovate to lanceolate, 

 serrate, with stipules deciduous: flowers in terminal erect panicles, white 



