( V ) 



CONTENTS. 



I. ji DISSERTATION on two Natural Genera hhhcrlo con- 



founded under the Name of Mantis. By Anthony Auguftus 

 Henry Lichtenftein, D.Z). F.M.L.S. Tranfiated from the 

 German by Thomas Young, M.T>, F.R.S. and L.S. — Page i 



II. The Botanical Hljlory of the Genus Ehrharta. By Olof Swartz, 

 M.D. F.M.L.S. p. 40 



III. Account of a Microfcoplcal Invejllgatlon of fever at Species of 

 Pollen^ with Remarks and S^uejllons on the Structure and life of 

 that Part of Vegetables. By Luke Howard, Efq. of Plaijlow In 

 Rffex ' p. 65 



IV. Obfervations on Aphides, chief y intended to fiow that they are 

 the principal Caufe of Blights In Plants, andthefole Caufe of the 

 Honey-Dew. By the late Mr. William Curtis, F.L.S. p. 75 



V. Remarks on the Genera of Pcederota, Wulfenia, and Hemimerh. 



By James Edward Smith, M.D. F.R.S. P.L.S. p. gs 



VI. An Illujlratlon of the Genus Solandra. By Richard Anthony 

 Salifbury, Efq^. F.R.S. and L.S. p. 99 



\ II. Obfervations onfome remarkable Strata of Flint in a Chalk-pit 

 in the IJle of Wight, in a Letter from Sir Henry Charles Englefield, 



Bart. F.R.S. to John Latham, M.D. F.R.S. and L.S. p. 103 



VIII. Re- 



