Bouteloua rothrockii 1 }
Bouteloua aristidoides 10 }
Lepidium lasiocarpum Tr. }
Polygala puberula Tr. }
Ayenia microphylla 2 }
Portulaca suffrutescens 1 } 400
Aplopappus gracilis Tr. }
Alternanthera repens 1 }
Tridens pulchella 1 }
Plantago ignota 33 }
Panicum hallii Tr. }
Fleshy fungi (puffballs) 2
---
Total 734

Fifteen species represented in addition to the fleshy fungi. No
perceptible grass growth from the summer rains here, therefore dependent
on a wide variety of scattering plants.


DEN 6.

October 17, 1918. Mixed type, partially denuded, no growth from summer
rains. Sandy soil.

Species stored. Grams.

Bouteloua rothrockii (crowns) (heads 1 to 2 per cent) 1,435
Bouteloua rothrockii (heads and crowns, about 50 per cent of each) 325
Bouteloua rothrockii (with small percentage of crowns) 315