PLATE XVIII. 



1. CRASSULA COCCINEA, 



SCARLET-FLOWERED CRASSULA. 



THIS genus contains plants of the succulent kind for the green- 

 house and stove. Lesser Orpine, or Live-Ever. 



It belongs to the class and order Pentandria Pentagynia, and ranks 

 in the natural order of Succulentcc. 



The characters are: that the calyx is a one-leafed perianth, five- 

 cleft; divisions lanceolate, channelled-concave, erect, acute, converg- 

 ing into a tube, permanent:- the corolla has five petals, claws long, 

 linear, straight, converging, connected at the base with the ovate 

 bractes at the border, reflex-expanding: nectaries five; each with a 

 very small emarginate scale, annexed outwardly to the base of the 

 germ: the stamina consist of five subulate filaments, length of the 

 tube, inserted in the claws of the corolla: anthers simple: the pis- 

 tillum has five germs, oblong, acuminate, ending in subulate styles 

 the length of the stamens; stigmas obtuse: the pericarpium consists 

 of five capsules, oblong, acuminate, straight, compressed, gaping in- 

 wards lengthwise: the seeds many and small. 



The species are: 1. C. coccitiea, Scarlet-flowered Crassula ; 2. C. 

 perfoliata, Perfoliate Shrubby Crassula; 3. C. cultrata, Sharp-leaved 

 Crassula; 4. C. punctata, Dolled-leaved C rassula ; o. C. nudicaulis, 

 Naked-stalked Crassula ; 6. C. orbicularis, Starry Crassula. 



There are several other species that may be cultivated. 



The first has a reddish jointed stem, about three feet high, divid- 

 ing at top inlo many irregular branches: the leaves so closely oppo- 

 site, as to appear to be in four rows : the flowers at the ends of the 



