88 WORCESTERSHIRE PLANTS AND “TOPOGRAPHICAL BOTANY.” 
p-like thi 
aperture through which the thread passes. . Within the collar a 
delicate diaphragm make sits appearance in the older parts, and 
both collar and iaphragm grow in diameter as the protoplasmic 
carries with it both collar and diaphragm, though not always. In 
e latter cases the diaphragm presents itself as a very delicate oval 
membrane, with a thickened margi 
(To be continued.) 
WORCESTERSHIRE PLANTS AND “TOPOGRAPHICAL 
BOTANY.” 
By Wim Marnews, M.A. 
Every student of the distribution of the plants of the British 
Isles must have examined the pages of the 2nd edition of ‘ Topo- 
graphical Botany,’ to ascertain how far they exhibit an adequate 
picture of the flora of the district with which he is most familiar. 
ave performed the task for the county of Worcester, and submit 
to the readers of the ‘Journal of Botany’ the results of the 
comparison. 
The materials for the flora of the county are contained in ‘The 
Botany of Worcestershire,’ by my friend Mr. Edwin Lees (Wor- 
cester, 1867); ‘The Botany of the Malvern Hills,’ by the same 
author (London and Malvern, 1868); and the ‘ Flora of the Clent 
and Lickey Hills,’ by the present writer (2nd edition, London and 
Lees’ volumes, from the fact that plants from t Joming 
counties of Gloucester, Hereford, Salop, Stafford, and probably 
ck, have been uded in his lists where the plants were 
queried for the county in ‘ To : ie se 
are additions to the list. pographical Botany’; the remain 
