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or they may be raised in a seed-bed, and be afterwards planted ou 

 where they are to flower. Some seed should be sown annually, as 

 the plants seldom continue longer than two years. It is hardy, and 

 succeeds in almost any soil or situation. 



The plants afford ornament and variety in the borders both from 

 their flowery nature and the peculiarity of their long-horned pods. 



2. CISTUS LADANIFERUS, 



GUM CISTUS. 



THIS genus affords plants of the shrubby evergreen kind. Rock 

 Hose. 



It belongs to the class and order Polyandria Monogynia, and ranks 

 in the natural order of Rotacece. 



The characters are: that the calyx is a five-leaved permanent 

 perianthium : leaflets roundish, concave; of which two alternate ones 

 are lower and smaller: the corolla has five petals, roundish, flat, 

 spreading, very large : the stamina consist of numerous capillary fila- 

 ments, shorter than the corolla: anthers roundish, small: the pistil- 

 lum is a roundish germ: style simple, the length of the stamens: 

 stigma flat, orbiculate: the pericarpium is a roundish capsule, co- 

 vered with the calyx: the seeds numerous, roundish, and small. 



The species are: 1. C. populif'olius, Poplar-leaved Cistus, or Rock 

 Rose; 2. C. laurifolius, Bay-leaved Gum Cistus; 3. C. ladaniferus, 

 Spanish Gum Cistus; 4. C. incanus, Hoary Rock Rose, or Rose Cis- 

 tus; 5. C. halimifolius, Sea Purslain-leaved Cistus; 6. C. Monspe- 

 liensis, Montpelier Gum Cistus; 7. C. creticus, Cretan Ladaniferous 

 Cistus; 8. C. albidus, White-leaved Cistus; 9- C. crispus, Curled 

 leaved Cistus; 10. C. salvifolius, Sage-leaved Cistus. 



In this numerous genus there are other species that may; equally 

 deserve cultivation. 



