GRASS-FLORA OF TOLLAND, COLORADO, AND VICINITY 



125 



GENERA OF COLORADO GRASSES AND THE NUMBER OF SPECIES 

 RECORDED IN EACH GENUS 



Colorado 



(Rydberg) 



Boulder and 

 Vicinity 

 (Daniels) 



Tolland 

 and 



Vicinity 



Andropogoneae 



Schizachyrium 



Amphilophis 



Andropogon 



Sorghastrum 



Sorghum 



Zoysieae 



Hilaria 



Paniceae 



Syntherisma 



Panicum 



Echinochloa 



Chaetochloa 



Cenchrus 



Oryzeae 



Homalocenchrus 



Phalarieae 



Phalaris 



Savastana 



Agrostideae 



Aristida 



Stipa 



Oryzopsis 



Eriocoma 



Muhlenbergia 



Lycurus 



Phleum 



Alopecurus 



Phippsia 



Blepharineuron 



Sporobolus 



Polypogon 



Cinna 



Agrostis 



Calamagrostis 



Calamovilf a 



AVENEAE 



Deschampsia 



Trisetum 



Graphephorum 



Avena 



Merathrepta (Danthonia) 

 Chlorideae 



Spartina 



Beckmannia 



Schedonardus 



Bouteloua 



Antheropogon 



Leptochloa 



Bulbilis 



6 5 



9 2 



1 o 



4 1 



3 3 



3 ° 



4 3 

 4 3 



