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grow in the water ; they form the fifth natural 

 clafs in Scopoli's Flora Carniol'tca. 



Immdata, an order of plants in the Fragment*. 

 methodi natiiralh of Linnaeus. 



INVOLUCELLUM [dim. ab hvolucrtinl} a 

 partial Involucrum ; the Calyx of a Pedicellus, as 

 in the Euphorbia, & Panicum viride. 



INVOLUCRATUS Vertkillm \lnvolucrun{\ 

 having an Involucrum. 



Jnvolucratus pediincultu, as in the Napcea dtoica. 



INVOLUCRUM [w, & volvo, to roll or 

 wrap] that in which any thing is wrapt up ; 

 the calyx of umbelliferous plants, remote from 

 the flower : it is termed univerfale, when below 

 the Urnbella univerfalis ; partiale, when at the 

 foot of the Umbella partialis ; proprium, when 

 belonging to a.Jios umbellatus -properly fo called; 

 and frionophyllu?n, polyphyllurn, according to its 

 number of leaves. 



INVOLUTA Folia [in, & volvo, to roll] 

 vv'hen the lateral margins of the leaves, witliin 

 the gemma, are mutually rolled fpirally inwards, 

 as in the Lonicera, Diervilla, Euonymus, Pyrus, 

 Mak:, Populus, Viola, &c. 



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