Elaeagnus pungens - images Elaeagnus umbellatus - image Elaeagnus umbellatus - image Elaeagnus umbellata - image Elaeagnus angustifolia - Information on distribution and occurrence, value and use, characteristics, and fire ecology. Elaeagnus umbellata - Includes distribution and occurrence, botanical and ecological characteristics, value and use, and fire ecology. Elaeagnus angustifolia: Russian-olive - Tree identification fact sheet with photos of the leaf, flower, fruit, twig, bark and form. Elaeagnus umbellata: Autumn-olive - Tree identification fact sheet with photos of the leaf, flower, fruit, twig, bark and form.