OXALIDACE^, BALSAMINACEJi. 27 



ORDER XXII. OXALEDA'CE^l. ( WOOD- SORREL F.) 



Low herbs with an acid juice and alternate compound leaves, 

 the 3 leaflets obcordate and drooping in the evening. Flowers 

 very much the same in structure as in the preceding Order, but 

 the fruit is a 5-celled pod, each cell opening in the middle of the 

 back (loculicidal), and the valves persistent. Styles 5, separate. 

 The only genus is 



OX'AMS, L. WOOD-SORBEL. 



1. 0. Acetosella, L. (WHITE WOOD-SORREL.) Scape 1- 

 flowered Petals white, with reddish veins. Cold woods. 



2. 0. stricta, L. (0. cornicula'ta, L., var. stricta, Sav., in Ma- 

 coun's Catalogue. ) (YELLOW W. ) Peduncles 2-6-flowered, longer 

 than the leaves. Petals yellow. Pod elongated, erect in fruit. 

 Copses and cultivated grounds. 



ORDER XXIII. BALSAMINA'CE.Sl. (BALSAM FAMILY. ) 



Smooth herbs, with succulent stems and simple exstipulate 

 leaves. Flowers irregular, the sepals and petals coloured alike, 

 one of the coloured sepals spurred, the spur ivith a tail. Stamens 5, 

 coherent above. Pod bursting elastically, and discharging its 

 seeds with considerable force. The only genus is 



IMPA'TIENS, L. TOUCH-ME-NOT. JEWEL-WEED. 



1. I. flllva, Nutt. (SPOTTED TOUCH-ME-NOT. ) Flowers orange- 

 coloured, spotted with reddish brown. Sac longer than broad, 

 conical, tapering into a long recurved spur. Cedar swamps and 

 along streams. 



2. I. pal'lida, Nutt. (PALET.) Flowers pale yellow, sparingly 

 dotted ivith brown. Sac dilated, broader than long, ending in a 

 short spur. Wet places. 



ORDER XXIV. RUTA'CE^J. (RUE FAMILY.) 



Shrubs, with compound transparently-dotted leaves, and an 

 acrid taste. Flowers (with us) dioecious, appearing before the 

 leaves. Stamens hypogyuous, as many as the petals. Our only 

 genus is 



