MOSSES. 263 
intd one another; the leaves are verticillate, and of 
the fame -ftrudlure as the ftem. 
1. Equifetum fyhaticum. L. 15 16. Tab. 253. R. 130. 
E, fjlvaticum tenuijfimh fetis. B. 16. — b. E. fylvati- 
cum procumbeiis ^ fetis iino verfu difpojitls. R. 1 3 1. — c. 
E. paluftre ienuijfimis et longifimis fetis , B. t 6. R. 131. 
Wood Horfetail. Stem fpicate, leaves proliferous. 
In moift woods. IV. V. 
2. Equifetujn arvenfe. L. i^\6, E. arvenfe longhrU 
bus fetis. B. 16. II. 130. — b. E. pratenfe longijfimts 
fetis. B. 16. R. 131* Corn Horfetail. Stem that bears 
the fpike naked, fterile one leafy. In moift mea- 
dows and corn fields. 11^. III. IV. 
The leafy ftem comes up after the fpike. 
Equifetum paluftre. L. 15 1 6- Lob. ic. 795. R. 13T, 
E. paluftre brevioribus fetis. B. 15. — b. E. paluftre mi- 
nus polyjlachyon. B. 16. R. 1 31. Marfh Horfetail. 
Stem angular, leaves fimple. In wet places. V. 
4. Equifetum Jiuviatile. L. 1 5 1 7. £. majus. Ger. 951. 
R. 130. E. paluftre longioribus foliis. B. 15. River 
Horfetail. Great marlh Horfetail. Stem ftriate, 
leaves commonly fimple. In wet places. V. 
5. Equifetum Umoliim. L. 1517. E. nudum lavius no- 
flras, R. 1 31. Smooth Horfetail. Stem almoft na- 
ked, fmooth. In wet places. VI. 
6. Equifetum hyemale. L. 1 5 1 7 . nudum. Ger. 951. 
R. I 3 1. E. foliis nudum non ramofuni' feu junceitm* 
B. 16. — b. E. foliis nudum ramofum. B. 16. R. 132^ 
— c. E. nudum minus variegatum Bafileenfe. B. 16. 
R. 130. Naked Horfetail. Shavegrafs. Stem na- 
ked, fcabrous, fomewhat branched at the bafe. In 
v/et places. In Caftle-Eden-dene in the county of 
Durham. — c. On the banks of the river Eden in 
Cumberland. 7 /^. VII. VIII. — c. IV. 
Lycopodium. Wolfsclaw. FrucliScations bi- 
valve, fefiile, without calyptrce. 
I. Lycopodium clavatum. L. 1564. Lycopodium. Tab. 
814. R. 107. Mufeus terrejlris clavatus, B. 360. Com- 
mon 
