Species surviving no maintenance — severe drought conditions.
| All the species listed as survivors in this table were living in March 1977 after the winter 1975-1976 planting. | |
| * Species so marked survived the severe drought of summer 1977. | |
| † Species so marked are considered exotic to the region. | |
| A. Species transplanted balled from other sites. | |
| Survivors | |
| Aesculus pavia* | Eriobotrya japonica * † |
| Baccharis texana | Quercus texana |
| Carya pecan | Quercus virginiana |
| Cercis texensis | Viburnum rufidulum |