“ 
Th BRITISH HERBAL 
ost 
1. Large Duckweed. 
Lenticula major. 
The plant confifts of a fingle leaf, which floats 
upon the water: it is roundifh, but irregularly 
waved; and of a fine green, tinged in fome parts 
with red. : 
The fibres are two or three, fhort and {mall. 
The flowers are extreamly minute, and grow 
principally near the edges of the leaves. 
CR NT Ue 6 
It is common on ponds and ditches. 
C. Bauhine calls it Levticula paluftris major. 
We have two other fpecies. 
1, Common Duckweed, Lenticula vulgaris. The 
leaves fmaller, all green, and the fibres 
longer. 
2. Three-cornered-leaved Duckweed, Lenticula 
aquatica teifulea. The leaf fomewhat of the 
ivy form. 
IV. 
BOR SB Ty AT I, 
EQUISETUM. 
THE flowers and feeds are collected into rounded heads, which are arranged together in an-ova] 
fpike. The fingle heads have many ridges, and they fplit along thefe when ripe, 
1. Great Water Horfetail. 
Equifetum palufire majus. 
The plant is three feet high. 
‘The ‘ftalk is hollow, jointed, and -of-a whitifh 
green. 
The leaves ftand circularly at the joints; and 
they are flender, and of a deep green. 
The club of flowers is brown. 
It is common in marfhy places. 
° ©. Bauhine calls it Eguifetum paluftre longioribus 
felis. 
‘We have eleven other fpecies. 
2. Corn Horfetail, Equifetum arvenfe longioribus 
fetis. The bafe is long, and of a pale 
green, 
3. Naked, painted Horfetail, Equifetum mudum 
variegatum. Early in fpring in the north 
of England. 
4. Wood Horfetail, Equifetum fylvaticum tenuifi- 
mis fetis. The bafe brown, the reft of a 
fine green. 
5- Procumbent Wood Horfetail, Equifetum pro- 
cumbens {ylvaticum fetis uno verfu difpofitis. 
6. Long-leaved Marth Horfetail, Equifetum pa- 
luftre tenuiffimis et longiffimis fetis. 
7- Many-headed Marth Horfetail, Equiferum pa- 
luftre minus polyftachion. 
8. Long, pale-leaved Horfetail, Equifetum pra- 
tenfe longiffimis fetis, The whole of a whitith 
green. 
g- Leffer Marth Horfetail,  Eguifetum paluftre 
minus, The leaves fhort, and of a deep 
green. 
to. Smooth, naked Horfetail, Zquifetum nudum 
Levius. The ftalks jointed and foft. 
11, Rough, naked. Horfetail, Eguifetum nudum 
»  junceum, The ftalks harth to the touch. 
12. Branched, naked Horfetail, Eguifetum nudum 
ramofum, Of a pale green. 
Go Bec oNias 8G 8 Mi 
CHARA, 
HE flower is extreamly minute. It confifts only of a cup formed of two little leaves; and 
is fucceeded by a fingle, oval feed, contained in a thin cruft, mimicking a capfule or feed- 
veffel. 
leaves. 
1. Grey, ‘brittle Chara, 
Chara cinerea fragilis. 
The root is fibrous. 
The ftalks are numerous, and three inches 
high. 
The leaves are flender, and furround them at 
the joints, which are placed very clofe on the 
upper part of the ftalk. 
The flowers are inconfiderable. 
The whole plant is of a greyifh colour, and 
brittle. 
It is common on bogs, and fometimes in ponds. 
Ray calls it Chara major fubcinerea fragilis. 
We have four other fpecies. 
1. Stinking, ‘brittle Chara, Chara vulgaris fetida. 
Common under water in ditches. 
The growth of the plant refembles the horfetail, jointed and furrounded at the joints with 
2. Prickly Chara, Chara major caulibus fpinofis. In 
boggy places: the ftalks twifted and prickly. 
3. Tender Chara, Chara minor caulibus et folits 
tenuiffimis. OF a greyith green colour. 
4. Pellucid tough Chara, Chara tranflucens minor 
Slexilis. Of a greenifh colour, and not brittle. 
To thefe, which, as they have no known vir- 
tues, demand in this work no larger notice ; yet 
with which, as they are Englifh vegetables, we 
would not leave the reader wholly unacquainted, 
we fhall add a fhort notice of the moffes, mufh- 
rooms, and fubmarine plants, Thefe are fubjects 
which might alone fill volumes of curiofity. We 
fhall not extend this work beyond its deftined 
limits by a large account of them ; but in a few 
words, with the affiftance of their figures, give 
a general idea of their feveral forms, 
MOSSES, 
