nviritgg-.) 
XII. 4 Defcription of Five Britifh Species of Orobanche. By the Rev. 
Charles Sutton, B.D, A.L.S. late Fellow of St. Fobn’s College, 
Cambridge, 
Read December 5, 1797. 
7‘ROM the defire of exciting a more accurate inveftigation and 
. = defcription than has hitherto been made of the feveral {pecies 
of Orobanche, both Britifh and Foreign, I tranfmit to the Society 
a defcription of thofe which are found in the county of Norfolk : 
IT 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 refpeé to thefe plants, 
- that they are Parafitic; but they are not altogether fo, like the 
feveral fpecies' of Epidendrum, Vifcum, &c. They acquire fufte- 
nance and ftability not only from the fofter-plants to which they 
are attached, but alfo, and that in no {mall degree, from the foil, 
into which they fend forth radical fibres. 
All the fpecies exhibit an ungraceful formality fromthe defe& 
of leaves, and have their furface more or lefs befet with minute 
pellucid glanduliferous hairs, which projeét perpendicularly from 
the ftems, fquamz, bractex, calyces, corollz, 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 
