May 3, 2003 NAPERVILLE/2003_05_03  Oct 11, 2004 Naperville Riverwalk, IL   RIVERWALK/2004_10_30 Oct 30, 2004
(Box Elder)
Box Elder

Acer negundo
New
 (Sugar Maple)
Sugar Maple

Acer saccharum
New
 (Tree of Heaven)
Tree of Heaven

Ailanthus altissima
New
 (Juneberry)
Juneberry

Amelanchier alnifolia
New
(Oakleaf Hydrangea)
Oakleaf Hydrangea

Hydrangea quercifolia
New
 (Japanese Kerria)
Japanese Kerria

Kerria japonica
New
 (Crab Apple)
Crab Apple

Malus
New
 (Poison Ivy) on Virginia Creeper
Poison Ivy
on Virginia Creeper
Toxicodendron radicans
2New
(White Poplar)
White Poplar

Populus alba
New
 (Japanese Tree Lilac)
Japanese Tree Lilac

Syringa reticulata
New

Peter 2.0 root Root inaturalist 10 photos this page; 11 new species.
 CC BY 4.0 photographer: Peter Chen 2.0