58 Rosaceae. 



262 Leaves pinnate, P. Aucuparia. 



262 Leaves ovate, 263 

 263 Fruit brownish green, older leaves glabrous, 264 

 263 Fruit red, leaves white or flocculent beneath, ... P. Aria. 



264 Leaves entire, P. communis. 



264 Leaves pinnatifid, P. torminalis. 



PY'RUS MA'LUS (84). Crab apple. 5—6. Leaves ovate serrate, 

 (532) flowers in sessile umbels, styles united below, fruit i inch in diameter 

 yellow. Woods and hedges. 



Py'rus tormina'lis (47). Wild service. 4 — 5. Leaves lobed serrate downy 



(524) beneath when young but glabrous when mature, fruit \ inch in diame- 

 ter brownish green spotted. [G. {Horton), H. C. CI. 



PY'RUS AUCUPA'RIA (106). Mountain Ash. 5—6. Leaves pinnate, 

 (530) leaflets serrate 6 — 8 pairs, flowers white in corymbs, berries red 5- inch 

 in diameter. Woods. 



Py'rus commu'nis {49). Pear. Leaves simple, flowers large white, styles 

 {531) long distinct, fruit pear-shaped. [H. F. C. CI. 



Py'rus A'ria (46). White Beam-tree. 5 — 6. Leaves very variable simple 



(525) and coarsely serrate or more or less pinnatifid white and flocculent 

 beneath, flowers white in corymbs, fruit red spotted ^ inch in diameter. 



[G. {Malham Cove), Tb. C. CL St. 



ORDER 24. — Onagraceae. 



Calyx gamosepalous, superior of 4 or 2 sepals. Corolla polypetalous of 4 

 or 2 petals. Stamens 2, 4, or 8 perigynous, pollen triangular. Pistil syn- 

 carpous inferior of 4 carpels. 



Stamens 2, Circsea IL 



Stamens 8, 264* 



264*Flowers yellow, ...... CEnothera IIL 



264*Flowers red, Epilobium I. 



l.—EPILOBIUM. 



Ovary elongated 4-cornered many-seeded, seeds with a tuft of hairs, 

 stamens 8. 



Flowers irregular, E. angustifolium. 



Flowers regular, 265 



265 Stigma 4 -cleft, 266 

 265 Stigma undivided, 267 



266 Leaves opposite, 268 



266 Leaves mostly alternate, ...... E. parviflorum. 



