A taxonomic collection consists of plants belonging to the same family or genus. The Washington Park Arboretum has 14 major collections. The genus Acer or Maple will be featured in depth.



ABIES collection 37 species, largest collection in the U.S.
ACER collection 75 species
CAMELLIA collection 248 taxa
COTONEASTER collection 35 species
ILEX collection 49 species, 124 cultivars
MAGNOLIA collection 34 species, 49 cultivars
PICEA collection 29 species
PINUS collection 60 species
PRUNUS collection 31 species
QUERCUS collection 67 species, largest in the U.S.
RHODODENDRON collection 194 species, 203 Rhododendron cultivars, 240 Azalea cultivars
SORBUS collection 48 species, largest in the U.S.
VIBURNUM collection 60 species
BETULACEAE family