108 FOUNDATIONS OF BOTANY 



2. S. reevesiana, Gard. Bridal Wreath. Shrubs 2-4 ft. tall ; 

 branches long, slender, and spreading ; leaves lanceolate, serrate, 

 sometimes 3-lobed or pinnatifid, with a bloom beneath ; flowers white 

 or pinkish, in axillary racemes or corymbs, often forming long 

 wreaths ; follicles smooth. Cultivated from Europe. 



3. S. tomentosa, L. IIardhack. Erect shrubs ; stems densely 

 downy, usually simple; leaves simple, ovate or oblong, serrate, 

 densely rusty downy below, smooth and dark green above ; flowers 

 small, pink or j)nrple, in a close panicle ; follicles 5, densely downy, 

 several-seeded. On low ground S., and along fence-rows and in pas- 

 tures N., where it is a troublesome weed.* 



III. CYDONIA. 



Trees or shrubs. Leaves simple, tootlied or lobed, stipules 

 deciduous. Elowers usually solitary, white or pink. Calyx- 

 tube urn-shaped, adnate to the ovary, 5-lobed, lobes acute, 

 spreading, persistent. Petals 5. Stamens numerous, inserted 

 with the petals on the calyx-tube. Styles 2-5, mostly 5, 

 united at the base. Ovary 5-celled, seeds many in each. cell. 

 Fruit a pome, globose, usually depressed or hollowed at the 

 extremities, flesh without hard grains.* 



1. C. vulgaris, Pers. Quince. Shrub G-12 ft. high. Leaves 

 oblong-ovate, acute at the apex, obtuse at the base, entire, downy 

 below. Flowers large, white or pink. Fruit ovoid, downy. Cul- 

 tivated.* 



2. C. japonica, Pers. Japan Quince. A widely branching 

 shrub, 3-6 ft. high, branches with numerous straight spines. Leaves 

 ovate-lanceolate, acute at each end, smooth and shining, serrulate ; 

 stipules conspicuous, kidney-shaped. Flowers in nearly sessile axil- 

 lary clusters, bright scarlet. Fruit globose. Common in cultivation.* 



IV. PYRUS, L. 



Trees. Leaves simple, stipules small, deciduous. Flowers 

 in cymes, large, white or pink. Calyx urn-shaped, adnate to 

 the ovary, 5-cleft, its lobes acute. Petals rounded, short- 

 clawed. Stamens numerous, borne with the petals on the 

 calyx-tube. Styles 5, distinct or slightly united at the base. 

 Fruit a pome, with about 2 seeds in each carpel.* 



1. P. communis, L. Pear. A tree, often very large, head usually 

 pyramidal; branches often thorny. Leaves thick and leathery, 



