SUMMARY. 139 



Nudifiora are those Monocotyleae, which, have inconspicuous scaly floral 

 envelopes or want them. 



Petaloideai Epigynce are those Petaloidese which have epigynous flowers. 



Petaloidea Bypogynie are those Petaloidese which have hypogynous 

 flowers. 



Spadiciflortz are those Nudiflorse, which have large scattered bracts 

 covering clusters of flowers. 



GlumiflorcB are those Nudiflorae which have small scattered bracts. 



Pteridophyta are those Cryptogamse which have fibrovascular bundles. 



Bryophyta are those Cryptogamse, which want fibrovascular bundles 

 having either a stem with green leaves or a thalloid body with more or 

 less developed epidermis. 



Thallophyta are those Cryptogams, which want fibrovascular bundles 

 and true epidermis, presenting no differentiation of root, stem, and leaf. 



Filidnce are those Pteridophyta which have large well developed leaves. 



Z/ycopodinm are those Pteridophyta which have small scattered leaves. 



Equisetince are those Pteridophyta which have small verticillate leaves. 



Musci are those Bryophyta which have multicellular root-hairs. 



Hepatica are those Bryophyta which have unicellular root-hairs. 



Fungi are those Thallophyta which do not contain chlorophyll. 



Alga are those Thallophyta which contain chlorophyll. 



