APPENDIX 



CHENOPODIACEAE— Key to Genera and Species 



(Nomenclature follows Plummer and others 1966b and Howell 1971). 



la. Flowers perfect or polygamous Kochia 



2a. Branches erect, not more than 0.5 meter high; 



leaves fleshy, linear, more or less terete... /{. americana subsp. vestita 

 2b. Branches ascending, up to 1.2 meter high; 

 • leaves not particularly fleshy, linear to 



filiform, flat K. prostrata 



lb. Flowers imperfect, monoecious or dioecious. 



3a. Shrubs spinescent; leaves narrowly linear, 

 semiterete; staminate flowers without 

 perianth, borne in catkinlike spikes; fruit 



with a horizontal wing Savcohatus vermiculatus 



3b. Shrubs or subshrubs, not spinescent, or if 

 spinescent, then leaves different from 

 above; staminate flowers with perianth, 

 not borne in catkinlike spikes; fruits 

 not with horizontal wings. 

 4a. Bracts of fruit with many long hairs 



that form the conspicuous feature of 



the inflorescence; margins of leaves 



rolled tightly downward (revolute) ; 



hairs on branches and leaves stellate ... Ceratoides lanata 

 4b. Bracts of fruit glabrous; margins of 



leaves not revolute; hairs not stellate.. 5 



37 



