| Species stored. | Grams. |
| Miscellaneous portions of green plants of mixed species, no seeds | 5 |
Representing minimum for any one of the 22 burrows studied. Active storage does not begin until September.
Den 16.
October 17, 1919. In good grass, but mound overrun by a large Apodanthera vine.
| Species stored. | Per cent. | Grams. | |
| Aristida divaricata | 90 to 95 | } | 58 |
| Chamaecrista leptadenia | 10 to 5 | ||
| Bouteloua rothrockii | Tr. | ||
| Prosopis velutina | 200 | ||
| Apodanthera undulata | 55 | ||
| Total | 313 |
Five species represented. Two species, Apodanthera, and Chamaecrista leptadenia, new to storage records. Several whole fruits of Apodanthera, about 2 inches in diameter, stored in addition to seeds alone; seeds of this form not previously noted in burrows, but very abundant in this one, indicating importance of the factor of accessibility in storage.
Den 19.
October 31, November 1, 1919. In good grass. Entire burrow system mapped ([Fig. 2], [p. 29]).
| Species stored. | Per cent. | Grams. | |
| Aristida spp. (probably mostly divaricata) | 98 | } | 1,813 |
| Eriogonum sp | Tr. | ||
| Bouteloua rothrockii | 1 | ||
| Bouteloua aristidoides | 1 | ||
| Panicum sp | Tr. | ||
| Prosopis velutina | 1,213 | ||
| Total | 3,026 |
Five species represented, in addition to those of Aristida. Largest storage of Prosopis found. Mound was near a good-sized mesquite tree. No storage in subsidiary burrows.