I can see common ☃ winter­berry/​Michigan holly/◼︎ black alder Ilex verticillata

Despite a common name, not an alder  genus Alnus

Part of holly  genus Ilex, the only living genus in family Aquifoliaceae.

Native to 🇨🇦 Canada and 🇺🇸 USA, east of the 🗻︎ Rocky Mountains.   🌎︎ Map by county (🇺🇸 USA-48), 🌎︎ map (North America, Central America). 

Uses by native peoples
(Ethnobotany database)

Ilex hosts caterpillars of 35 species
of butterflies and moths, in some areas.

Use in a small water feature or back patio garden, bloom dates, height, light, moisture, etc. (Pennsylvania).  (pages 13, 30, 32 and 46)

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🏠︎ 🌳︎ broadleaves, ╟ alternate, 🍂︎ simple non-lobed ▲▲ toothed