identify red ash Fraxinus pennsylvanica

If the hairs are small (visible only through a good 🔎︎ hand-lens), this is also called the ◼︎ green ash, which was previously considered variety/subspecies Fraxinus pennsylvanica var. lanceolata or subintegerrima.

All are part of ash genus Fraxinus in ash / lilac / olive family Oleaceae.

Native to 🇨🇦 Canada and 🇺🇸 USA, east of the 🗻︎ Rocky Mountains. 🌎︎ Map by county 🌎︎ map. Invasive > 🌐︎ various

Formerly abundant, in much of its range, this tree (and other native ash trees), with stem diameter over 2½ cm (1 in) (taller than a basketball hoop or so), have been or are now being killed by parasitic insect emerald ash borer (EAB) Agrilus planipennis.

Although we hear that some communities and homeowners have protected their favorite adult ash trees through annual treatments. Details?

Native alternatives for ash trees killed by EAB (Missouri Botanical Garden).

Uses by native peoples
(Ethnobotany database)

Fraxinus hosts caterpillars of 150 species
of butterflies and moths, in some areas.

I can see ◼︎ red ash Fraxinus pennsylvanica

Learn more about ◼︎ red ash Fraxinus pennsylvanica

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