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XIII. A DefcripU6n of Five Brltijh Specks of Orobancbe. By the Rev, 

 Charles Sutton, B. D. A. L. S. late Fellow of St. Johns College, 

 Cambridge, 



Read December 5, 1797. 



FROM the defire of exciting a more accurate inveftigation and 

 defcription than has hitherto been made of the feveral fpecies 

 of Orobanche, both Britilh and Foreign, I tranfmit to the Society 

 a defcription of thofe which are found in the county of Norfolk: 

 I fhall premife only a fhort obfervation or two upon their general 

 habit and manner of growth. 



The firft thing that is apt to ftrike us with refpecl: to thefe plants, 

 is, that they are Parafihc ; but they are not altogether fo, like the 

 feveral fpecies of Epidendrum, Vifcum, &c. They acquire fufte- 

 nance and {lability not only from the fofter-plants to which they 

 are attached, but alfo, and that in no fmall degree, from the foil, 

 into which they fend forth radical fibres. 



All the fpecies exhibit an ungraceful formality from the defect 

 of leaves, and have their furface more or lefs befet with minute 

 pellucid glanduliferous hairs, which project perpendicularly from 

 the ftems, fquamas, bracteae, calyces, corollas, and are fometimes 

 found within the flowers, upon the very ftamina and piftilla : thefe, 

 according to the remarks of Guettard, have each an articulation at 



the 



