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XI. 



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Of fuch as have their Fructifications 



diflich Spikes* 



OPHIOGLOSSUM i. Spicatum fimplex, folio cordate 



OphioglofTum Fronde cor data. L. Sp. PI. 



The heart- leaf 'd Adder's tongue. 



on 



fimple 





l 





This plant rifes commonly to the height of tot or fix inches above the root 5 1 

 have feen only one of the fort in America> which was found in the thicket below 

 Mr. Roch's in Mountferrat '. 



4 



OPHIOGLOSSUM 2. Fronde bifeftd palmatd ; fpicd cenfrali frmide 



longi on . 

 OphioglofTum Fronde palmata bafi fpicifera. L. Sp. PJ. 



The fmaller Adder's tongue with a palmated foliage. 



OPHIOGLOSSUM 3. Fronde bifeBd palmatd, fpicd later -alt breviori mono- 



capfulari. 



a 



The fhort-fpik'd Adder's tongue with a palmated foliage. 



Thefe little plants are common enough in the woods, and feldom rife above three 

 or four inches : the (talk is fimple, and divides into two parts at the top; and each 

 of thefe is again bife&ed, and bear a bilobed or trilobed foliage. 





T 



XII. 





Of fuch as have their FruEiifications of the Form of a Crefcent, and 

 difpofed on fmple Spikes at the Extremities of the Stalks or Branches. 





XS QU ISITUM 1 . Affurgens tnajus, ramis 'verticillatisjimplicibus 





Equifitum Caule angukfo frondibus Jimplicibus 



L 



PI 



The larger Horfe-tail with fimple branches 



i 







EQJJISITUM 



Affurgens ramofum £f vert ici Hat urn 





Equifitum Caule fpicato frondibus compof 



L 



PI 





The branched Horfe-tail. 





Thefe 



■ a 



plants grow naturally in Jamaica : I have obferved both fpecies About 

 the river near Mr. Dennis 's in St. Marys, where they (hoot very luxuriously. 

 The dryed plants, are ufed by our Cabinet-makers to give a poKfh to their 

 work j for the furface of every part of them is fomething like a fine file, and fur- 

 nifhed with ihort delicate denticles, that rub off the fmaller protuberances of the 



wood by flow degrees, and leave the furface fmooth and mining. 





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