131 



tudinal furrow, as M. pugio}iiforme, f. 210, 

 Plantogo maritlma^ Engl. Bot. t. \73^ and 

 Narcissus poetlcus^ t. 9.75. 



Cannatnm, keeled, wlieii tiiebackis longitudinally 

 prominent, as Narcissus hiflorus, t. 276. 



Efisiforme, sword-shaped, is a two-edged leaf, ta- 

 pering to a point, slightly convex on both sur- 

 faces, neither of which can properly be called 

 upper or under, as in most of the genus Iris. See 

 Curt. Mag. t. 671, t. 9, &c., and F/. Grcec, 

 t. '^9 and 40. 



Anceps, two-edged, is much the same as the last. 



Acinaciforme, cimeter-shapcd, compressed, with one 

 thick and straight edge, the other thin and curved, 

 as Alescmbryanthemum acinaciforme above men- 

 tioned. 



Uolabri forme y f. 9S, hatchet-shaped, compressed, 

 with a very prominent d lated keel, and a cylin- 

 drical base, as M. dolabriforme, Dill. Elth A. 191, 

 Curt. Mag. t. 32. 



These two last terms might well be spared, as they 

 seem contrived only for the plants in question, and in- 

 deed are not essentially distinct from each other. 

 .J 



Trigonum, f. 99*, three-edged, leaving three longi- 

 tudinal sides and as many angles, like M.dcltoides, 

 Bill. Elth. t. 195, Linn. Phil. Bot. t. I, /, 58. 

 Linnaeus has erroneously referred to this ligure to 

 illustrate his term deltoides; misled, as it should 

 seem, by the name of the plant to which it be- 

 K 2 



