| Arizona sycamore |
Platanus wrightii |
4 |
| Arizona walnut |
Juglans major |
14 |
| artichoke |
Cynara scolymus |
3 |
| black poisonwood |
Metopium brownei |
1 |
| boxelder |
Acer negundo |
2 |
| buffalo gourd |
Cucurbita foetidissima |
4 |
| buffalobur |
Solanum rostratum |
2 |
| Cory's mistletoe |
Phoradendron coryae |
3 |
| Pacific mistletoe |
Phoradendron villosum |
3 |
| Pacific poison-oak |
Toxicodendron diversilobum |
5 |
| Sebastian-bush |
Sebastiania spp. |
1 |
| Southern California walnut |
Juglans californica |
9 |
| turbinella oak |
Quercus turbinella |
5 |
| western poison ivy |
Toxicodendron rydbergii |
1 |
| western soapberry |
Sapindus saponaria var. drummondii |
6 |
| white clover |
Trifolium repens |
3 |