PLATE XXIV. 



1. ERICA GRANDIFLORA. 



GREAT-FLOWERED HEATH. 



THIS genus comprehends plants of the evergreen, flowery,, 

 shrubby kind; mostly exotics. 



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

 in the natural order of Bicorncs. 



The characters are: that the calyx is a four-leaved perianthium : 

 leaflets ovate- oblong, permanent: the corolla one-pctalled, bell-form, 

 four-cleft, often bellied: the stamina consist of eight filaments, capil- 

 lary, inserted into the receptacle: anthers two-cleft at the tip: the 

 pistillum is a roundish, superior germ: style filiform, upright, longer 

 than the stamens: stigma crowned, four-cornered, four-cleft: the 

 pericarpium is a roundish capsule, smaller than the calyx, covered, 

 four-celled, four-valved; partitions meeting with the sutures (opposite 

 to the sutures): the seeds numerous and very small. 



The species most in cultivation, according to Martyn, arer 

 1. E. Tetralixy Cross-leaved Heath; 2. E.cinerea, Fine-leaved Heath; 

 3. E. didyma, Double-anthered Heath; 4. E. arborea, Tree Heath; 

 5. E. Australis, Spanish Heath; 6. E. multiflora, Many-flowered 

 Heath; 7- E. Hediterranea, Mediterranean Heath; 8. E. Itttea, Yel- 

 low Heath; 9- E. halicacaba, Purple-stalked Heath; 10. E. mon- 

 soniana, Bladder-flowered Heath: 11. E. mucosa, Mucous Heath: 

 12. E. urceolaris, Hairy- flowered Heath; 13. E. marifolia, Marum- 

 leaved Heath; 14. E. cruenta, Bloody-flowered Heath; 15. E. ra- 

 mentacea, Slender-branched Heath; 16. E.persoluta, Blush-flowered 

 Heath; 17- E. triflora, Three-flowered Heath; 18. E. baccans, Ar- 

 butus-flowered Heath ; 19. E. corifolia, Slender-twigged Heath ; 



