Ambrosia deltoidea
Triangle-leaf bursage
Previous scientific name(s):Franseria deltoidea
Small shrub up to 3 feet tall with triangle shaped leaves and prickly burrs occurring on alluvial plains, mesas and rocky slopes from 1,000 to 3,000 ft. elevation. Often occurs in pure stands. Occupies the same ecological niche as A. dumosa but occurs further east. Not very palatable to livestock or wildlife, but useful for erosion control and ecosystem reconstruction.
| Group | Dicot |
| US Native | Native |
| Life Form | Perennial |
| Plant Type | Shrub |
| Active Growth Period | Spring Summer Winter |
| Bloom Season | Winter Spring |
| Mature Height (feet) | 1 |
| Flower Color | Green |
| Foliage Color | Gray-Green |
| Fertility Needs | Low |
| Toxicity | None |
| Fine Soil (adapted) | No |
| Medium Soil (adapted) | Yes |
| Coarse Soil (adapted) | Yes |
| Salinity Tolerance | |
| Shade Tolerance | Intermediate |
| Moisture Requirements | Low |
| Fire Resistant | No |
| Fire Tolerance | None |
| Seed Period Start | Spring |
| Seed Period End | Summer |
| Seed / lb | 9000 |
| Seedling Vigor | |
| Palatable (browser) | Low |
| Palatable (grazer) | Low |