^50 CRYPTOGAMIA FILICES, 



oxen and rhein-deer are fond of it, but that 

 horfes refufe it. 



hycmale 6. EQU ISETUM caule nudo fcabro bafi fubramofo. 

 Sp. pi. 1517. {Ger. em. i 113. /. 2.) 

 -Koiigh Horfe-tail. Shave-grafs. Dutch Ruflies. 



By the fides of rivers, and in wet, marfhy woods, 

 but rare. Dr. Par/ens. It was not our fortune 

 to find ii in Sccfkitid^ but it grows plentifully in 

 J^orthumberland^ on the banks of North-Tyne^ 

 near Nunnick and Chipcbace. "H. VII. 



The ,flalks of this kind are evergreen, about a 

 cubit high, nakec^, and unbranched for the mod 

 part, but rometimes emitting two or three la- 

 teral branches near the bafe. They are furrow'd 

 with 18 or 20 rough, obtufe angles, are fillular, 

 anri diflantly jointed, the joints many of them 

 being three inches afunder. The va^in^ are 

 black at the bale and the margin, and oblbletely 

 dented with as many Ihort obtufe dents as the 

 llalk has furrows. 



The fpike terminates the (lalk, and the vagina^ 

 which i^imediately fubtends it, is pale at the 

 bafe, but black at the margin, diftinftly and 

 jicutely dented. 



All the fpecies of horfetail will in fome degree 

 anlwcr the purpofes cf polifliing woods and me* 

 tals, but this is the beft and moft defirable of 

 uny, a;, beinij, die hardefl: and roughed. It is 



much 



