186 



THE FLORA. 



Fmit a pod of 5 strong 

 elastic valves which break 

 and coil at the slightest 

 touch when ripe, scatter- 

 ing the seeds. Stem ten- 

 der, thickened at tlie 

 nodes Leaves alternate. 



1 I. pal'lida. Pale Jeioel-weed. 



Lvs. oblong-ovate. Fls. 

 pale yellow, sparingly 

 dotted, with a very short, 

 recurved spur. 



2 I. fulva. Tawny Jeioel-toeed, 



Leaves rhombic-ovate. 

 Flowers deep orange, -- 



thickly spotted, with a long clorie-reflexed spur. 

 8 I. Balsami''na. Balsamine. Leaves lanceolate. Flowers very large and showy, 

 white, crimson, scarlet, flesh-colored, &c. + 



Fig. 428. Flower of the Pale Jewel-weed. Fig. 429. Itfl 

 parts displayed : s, s, s, y, the four sepals, the latter spur- 

 red ; p, p, the 2 petals, each double. 



Order XXXVIII. ANACARDIACEzE. Sumacs. 



Shrnhs or trees, with a resinous or milky caustic juice ; 



leaves alternate, without stipules or pellucid 

 dots ; 



Jloicers small, regular, pentandrous, com- 

 monly imperfect. 



RHUS. Sumac. Poison Oak. 



Sepals, petals, and stamens each 5. Styles 

 3. Fj'uit a small 1-seeded, roundish, dry 

 drupe. Flowers greenish. 



§ Leave? simple. Flowers perfect (or all abortive by 



cultiva.tion) Nos. 1, 2. 



§ Leaves compound. Flowers polygamous (a) 



a Flowers in chaptered spikes preceding the 



3-foliate leaves No. 3. 



a Flowers in axillary panicles with the 3-13-fo- 



liate leaves. Poisonous 4-6. 



a Flowers in terminal thyrses with the 9-31-fo- 

 liate leaves — (b) 



Fig. 429', Rhus venenata, leaf 

 and panicle. 2. A staminate flower. 

 3. Section of a fertile flower. 



