NEW SPECIES OF PLANTS. 115 



leaves, in common with the genus, are somewhat thick 

 and succulent, the primary ones simple, radical pseu- 

 dobipinnate, the segments also occasionally pinnate, 

 oblong-oval, commonly smooth, and entire, the ulti- 

 mate divisions largest. Flowers often terminating 

 the branchlets by pairs, with the peduncles unusually 

 short. Exterior calix, minute, much shorter than the 

 interior, and in common with it, and the number of 

 rays mostly eight-leaved. Rays three-lobed at the 

 extremity, of a bright orpiment yellow and brown to- 

 wards the base; disk brown, and rather small. Re- 

 ceptacle paleaceous, the leaflets deciduous. Seed 

 small, blackish, immarginate, curved, and naked at 

 the summit. 



Economical Use. The flowers of this species af- 

 ford a yellow dye, in common with those of the C, 

 senifolia. 



As an ornamental plant, of easy culture and un- 

 common brilliance, it promises to become the favour- 

 ite of ewy garden where it is introduced. 



2. Helianthus *petiolaris, animus; foliis alternis 

 ovatis acutis integriusculis, longissime petiolatis sca- 

 bris; caule erecto ramoso; floribuslongcpedunculatis; 

 seminibus villosis. 



Habitat. On the sandy shores of the Arkansa. 

 Flowering in August. 



Description. Annual, and with the stem much 

 branched from the base. Leaves mostly alternate, 

 ovate, or ovate- lanceolate, and somewhat undulated. 



