We also have the list of families in the traditional botanical order found in the Check List of the Vascular Flora of Allegheny County.
Amaranthaceae (Amaranth Family)
Aristolochiaceae (Birthwort Family)
Asclepiadaceae (Milkweed Family)
Balsaminaceae (Touch-Me-Not Family)
Berberidaceae (Barberry Family)
Bignoniaceae (Bignonia Family)
Boraginaceae (Forget-Me-Not Family)
Campanulaceae (Bellflower Family)
Cannabaceae or Cannabinaceae (Hemp Family)
Caprifoliaceae (Honeysuckle Family)
Celastraceae (Staff-Tree Family)
Chenopodiaceae (Goosefoot Family)
Commelinaceae (Spiderwort Family)
Compositae or Asteraceae (Composite, Aster, or Daisy Family)
Convolvulaceae (Morning-Glory Family)
Cruciferae or Brassicaceae (Mustard Family)
Hamamelidaceae (Witch-Hazel Family)
Hippocastanaceae (Horse-Chestnut Family)
Hydrophyllaceae (Waterleaf Family)
Hypericaceae (St. John’s-Wort Family)
Labiatae or Lamiaceae (Mint Family)
Leguminosae or Fabaceae (Pea Family)
Liliaceae (Lily Family).—Note that this family is broken into multiple families and even different orders by current botanists.
Limnanthaceae (False-Mermaid Family)
Lythraceae (Loosestrife Family)
Magnoliaceae (Magnolia Family)
Menispermaceae (Moonseed Family)
Nymphaceae (Water-Lily Family)
Onagraceae (Evening-Primrose Family)
Orobanchaceae (Broomrape Family)
Oxalidaceae (Wood-Sorrel Family)
Phytolaccaceae (Pokeweed Family)
Plataginaceae (Plantain Family)
Polygalaceae (Milkwort Family)
Polygonaceae (Knotweed Family)
Portulacaceae (Purslane Family)
Pyrolaceae (Wintergreen Family)
Ranunculaceae (Buttercup Family)
Rubiaceae (Bedstraw or Madder Family)
Santalaceae (Sandalwood Family)
Saxifragaceae (Saxifrage Family)
Scrophulariaceae (Figwort Family)
Simaroubaceae (Quassia Family)
Staphyleaceae (Bladdernut Family)