118 VASCULAR PLANTS. 



tinguislied from the other Asaral group, the 

 Schizantlioae, which are destitute of leaves aud 

 chlorophyll. 



Family LXXXIV. Aristolochieae. 



Perigonium gauiosepalous. Stamens 6, or a 

 multiple. Ovary 6-locular. 



1. Asarum, Tournef. 



Stamens 12, free. Perigonium entirely epi- 

 gynous; limb regular. 



% . rhizome dichotomous. 



2. Aristolochia, Tournef. 



Stamens 6, gynandrous. Limb of perigoni- 

 um oblique, irregularly cleft. 

 U . T ? . twining. 



SERIES V. JULIFLORiE. 



Inflorescence dense ; flowers apetalous. Leaves 

 never compound. 



ORDER XXIX. AMENTACE^. 



Flowers diclinous: $ flowers amentaceous. 

 Fruit 1-seeded, indehiscent. Stipules decidu- 

 ous. 



Family LXXXV. Cupuliferae. 



Epigynous. Style 1; stigmas several. Fruit 



