CLASS II. 



MONOCOTYLEDONOUS, OR ENDOGENOUS 

 FLOWERING PLANTS. 



Sub-Class L PETALOIDE^. (Ord. Lxxvii— xci.) 



" Flowers never glumaceous, sometimes naked or nearly 

 so, (as in Arace^, Pistiace^, Naiadace^, and 

 JuNCAGiNACE^), generally with a more or less 

 coloured perianth, the pieces of which are in a 

 single or double whorl y 



Div. L " Ovary inferior, adnate with the tube of 

 the perianth^ (Ord, lxxvii — Ixxxi.) 



Ord. LXXVIL HYDROCHARIDACEiE. Juss. 



The Frog-bit Family. 



1. HYDROCHARIS. Linn. Frog-bit. Monmc. Folyand. L. 

 1. H. MoRSUS Ran^. L. (Common F.) July. ii 



Ditches and ponds, not uncommon. Plentiful on Bidston 

 Marsh, and near Hoylake. Also at Crosby, Formby, and 

 Southport. 



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