A M 



AMENTACE^ lAmentum] An grcjer of 

 plants in the Fragmenta methodi naturalis of Lin- 

 naeus, containing the following genera, viz. 

 Pijiacia^ Myrica, Jlnus, Betula^ Salixy Populus, 

 Platcmus, Carpi nus, Corylus, JitghnSt ^ercus, 

 Fagiis. 



Aincntaceus Flos, an aggregate flower having a 

 receptaculum filiforme with amentaceous fcales, 



AMENTUM [ab a^^«, vinculum, a bond 

 or thong] the Calyx fo called, when, proceed- 

 ing from a common receptacle, it is alternate- 

 iy mixed with the flowers, fomewhat like the 

 ' chaft' in an ear of corn. Ljnnseiis defines if 

 by the compound word pahaceo- gennnaceo. It is 

 termed by former botanifts a 'Julm, and in 

 Englifh a Catkin, It occurs frequently in the 

 clafs Monoeda. It is the Nufamentum, and Ca- 

 itilus of fome writers. 



AMPLEXICAULE Folium lampleSior, to 

 embrace, and caulis, a ftem] fi bajis folii undi- 

 que ambiat later a caulis tran/verjim, the ba^s of 

 the leaf entirely furrounding the ftem tranfr 

 verfely. Diftinguiftied from Vagina ns by the 

 word tranfverjlm : exemplified in the Potamoge- 

 ion perfoliatum, Verbafcum blattariay Hyofcyamus 

 niger. 



AN- 



