276 DICOTYLEDONS. — BALSAMiNE.^. Impatiens. 



or laciniated linear, capsules smooth hairy, seeds punctate. 

 p. 2QQ.— Hedges. 

 12. G. cohnnbiniim^ peduncles 2-flo\vered shorter than the leaves 

 which are 5- partite, the lobes divided into many acute seg- 

 ments, petals entire as long as the much awned cal., capsules 

 smooth glahrous, seeds punctate, p. 208. — Pastures, 



Order LV. OXALIDE/E. Br. 



Cat. inferior, 5-leaved; imbricated in aestivation. Petals 5, re- 

 gular, unguiciilate. Stame?is 10, monadelphous, alternately 

 shorter. Capwle rostrate, 5 -celled, 10-valved, 2 — many- 

 seeded. Valves cohering by the axis. Seeds suspended, 

 thrown out of the capsule by the elastic rupture of the outer 

 coat of the testa. Embryo in the axis of a fleshy albumen. 

 Cotyledons fiat. 



Herbs with many parted, rarely simple leaves. 



1. OXALIS. 



Cal. 5-partite. Cor, of 5 petals. Caps, angular, 5-celled. 

 Cells 2- or many-seeded. Seeds with an elastic arillus. 



1. O. Acetnsella, leaves all radical ternate inversely heart-shaped 

 hairv, scape single- flowered, root squamose. p. 141. — Woods 

 and hedge-banks. 



2. O. corniculatay stem branched spreading, flowers single or 

 subumbellate shorter than the petioles, leaves ternate obcor- 

 date pubescent, p. 141. — Old walls. 



Order LVI. BALSAMINE.^. Juss. 



Cal- deciduous, 3-leaved, with one leaf larger than the rest, and 

 elongated into a spur. Petals verv imequal, the two lowest 

 the largest. Stamens h. Anthers cohering. Ovary o-ceW- 

 ed, mnny-seeded. SVigwa sessile, simple. Cop5z//e 5 -celled, 

 5-valved, man\-seeded. Valves bearing the dissepiments in 

 their middle, and separating vvith elasticity when ripe. Seeds 

 suspended. Embryo of the same form as the seed. Cotyle- 

 dons thick, ovate, convex. Radicle very small, superior. Al- 

 bume7i none. 



Herbs with opposite or alternate leaves. Flowers axillary. 



1. IMPATIENS. 

 I. I. Nbli-me-taJigere, joints of the stem swelling, leaves ovate 

 serrated pet'iolate, peduncles solitary many-flowered, p. 76.— 

 Moist groves. 



