Erigeron (Fleabane)

Lesser daisy fleabane (Erigeron strigosus) · 6/4/2010 · Nashua River Rail Trail, Ayer, Massachusetts · ≈ 7 × 4½″ (17 × 11 cm)

Kingdom	Plantae	Plants, but not fungi, lichens, or algae (from Stearn's Botanical Latin)
Subkingdom	Tracheobionta	Vascular plants—plants with a “circulatory system” for delivering water and nutrients
Division	Magnoliophyta	Flowering plants, also known as angiosperms
Class	Magnoliopsida	Dicotyledons—plants with two initial seed leaves
Subclass	Asteridae	A large class that encompasses asters
Order	Asterales	Flowering plants with a central disk flower and surrounding petals, like daisies
Family	Asteraceae	The aster family, which also includes daisies and sunflowers; from the Greek ἀστήρ, “star,” for the star-shaped flowers
Genus	Erigeron	From Greek eri, “early,” and geron, “old man,” for the fluffy white seed heads and early flowering