iv CONTENTS. 
Mollusca of Great Britain. By J. G. Jeffreys, Esq. 
In a Letter addressed to L. W. Dillwyn, Esq., F.R. 
and L.S. - - - - E - ^ p. 
XIX. On Chamemeles coriacea and Sempervivum glutino- | 
sum. By the Rev. R. T. Lowe, B.A., Travelling Ba- 
chelor to the University of Cambridge. Communicated 
by Francis Boott, M.D. F.L.S. - - E p. 
XX. On the Parasitical Connection of Lathrea Squamaria, 
and the peculiar Structure of its Subterranean Leaves : 
in a Letter to Robert Brown, Esq., F.R.S. V.P.L.S. 
By J. E. Bowman, Esq., F.L.S. - - p. 
XXI. On the Origin of Buds. By the Rev. Patrick Keith, 
F.L.S. -— oe T ime Qu e ap. 
XXII. Observations on the Vicia angustifolia of the English 
Flora of Sir James Edward Smith, P.L.S. By Ed- 
ward Forster, Esq., F.R.S. V.P.L.S. - - p. 
XXIII. On a new Species of Wild Swan, taken in England, 
and hitherto confounded with the Hooper. By William 
 Xamel Eq. ELS. - - =- =l p 
323 
393 
399 
421 
435 
