PHANEROGAMIC AND FERN FLORA OF SUSSEX. . 801 
To treat of these matters in detail would far exceed the scope of the 
present Hime, and here again we must be content with figures and a few 
exam 
"Maritime and salt-marsh "eet : ; à 76 
Peculiar to the chalk . i j 56 
qucm PORHIADER.. i > . s . 36 
Aquatic and meon lan 213 
The number of maritime sas is tol Ese high, at many of them 
are extremely rare d m disappearing. Collec rs go out in bodies 
and strip a place of its rarer plants. Eryngium Mi inum, Inula crith- 
moides, Cakile maritima, Crithmum maritimum (formerly abundant), ete., 
etc., are almost extinct. 
The flora of the downs—an area of upwards of 150,000 aeres—is very 
interesting and deserving of special study. There is a considerable differ- 
ms in the character of the vegetation as we travel peers where the 
aches the centre of the co unty. Besides the fifty-six species 
sa ika confined to the chalk, there are many others x flourish better 
here than elsewhere in the county. Eastwards of Bright ton the higher 
oaks even, etc., of satus growth. The peculiar species belong chiefly to 
the Leguminosce, Aent naceæ, Compositæ, Mene y PO and Orchidaceze, 
Among 
may mention Tsnardia wee. oni basi E Scirpus 
: ; : f ; 
flora is remarkable for the presence of several plants of the ‘ Atlantic '* 
and “Scottish” types, not found in the agin ge counties, and to 
la media Q* Haben aria albida, and * Ta sylvatica, with several 
athe, all very ra e and local * Sibthorpia europea,t Cicendia filifor- 
* Vicia lutea, "Barlsia viscosa, * Genista pilosa, and Melittis Melis- 
pigilan, m be noted as south-western types, exte nding to Suss "i 
of forest and heath-lands, though year by year qu are decreasing in 
extent. The heath attains an cud development, growing to a height 
of three to four feet, and covers considerable tracts of land. 
Upwards of fifty species found in the neighbouring counties have 
hitherto not been detected in Sussex, peni many of them from their 
hical range, might xpected to occur. A few conspicuous 
&eograp be e 
examples are— Hypericum montanum, Sazifraga granulata, Chrysosplenium 
* These species do not occur in the adjoining counti 
+ I formerly recorded this as lost to vor’ county Joni: “Bot. vi. p. 264), but 
it has since been found near the original ha’ 
