ORDER 47.—ROSEWORTS. 195 
Fig. 452. Flowers of the Great Red Cherry: 3, section, 
showing the perigynous stamens, the single ovary, &c. 
Fig. 453, Section of the cherry, showing the seed lying 
in the stune and pulp. Fig. 454. Section of the flower of 
Lady’s-mantle (Class Book, p. 825), with the simple 
ovary, lateral style, &c. Fig. 455. A flower of Strawberry. Fig. 456. A section of tho same, 
sbowing the perigynous stamens, the many simple pistils on the large torus. Fig. 457. Section 
of a Rose, showing the many simple pistils sank in the hollow torus, &e. 
Analysis of the Genera. 
§ Flowers with 1 pistil and no petals. Herbs....u 
§ Flowers with 1 pistil and 5 petals. Shrubs or trees....2 
§ Flowers with 2—o pistils....3 
2 Style lateral, ¢.¢., arising from the side of the ovary....0 
2 Style terminal, 7. ¢., arising from the top of the ovary....¢ 
8 Pistils (carpels) 2-5, all consolidated with the calyx. Fruit a pome....d 
8 Pistils (carpels) 2-30, free, in an open or closed calyx... .4 
4 Carpels 1-seeded, achenia inclosed in the calyx tube....¢e 
4 Carpels 1-seeded, achenia dry or pulpy in an open calyx....5* 
4 Carpels several-seeded, pods in an open calyx....& 
5 Styles persistent on the dry achenia....f 
5 Styles falling off with the rest of the flower....6 
6 Calyx entirely bractless. Flowers never yellow....g 
6 Calyx with bractlets beneath it as if double....h 
a Stamens 14. Style lateral. Fis. scattered. Lady's-mantle, ALCHEMIL’LA. 
a Stamens 4. Style terminal. Fls. in dense spikes. Burnet. SaAneuisor’/Ba. 
a Stamens o. Style terminal. Flowers in spikes. Burnet. Pore’/Rrom. 
b Stamens about 20. Drupe l-seeded. 8. Cocoa Plum. Curysopata/nvs. 
e Stone globular, smooth. Fruit not glaucous. Cherry. CER’asts. 1 
e Stone flattened, smooth. Fruit glaucous or downy. Plum. Pro’xovs. 
¢ Stone roughened with pits and furrows. Fruit pulpy. Peach. Prr’stca. 
e Stone roughened with pits and furrows. Fruit dry. Almond. Amye’DaLts. 
d Petals spat.-oblong. Pome with 5 dble.-cells. Shad-bush. AMELAN’cHIER. 2 
d Petals roundish. Pome with bony, 1-seeded cells. Thorn. Cratzx’eus, 
d Petals roundish. Pome with thin, 2-seeded cells. Apple. Prrus. 8 
a Petals roundish. Pome with 5, many-sceded cells. Quince. Crvo’Nia, 4 
