Erigeron sceptrifer is a North American species of flowering plant in the family Asteraceae known by the common name scepter-bearing fleabane. It has been found in northern Mexico (Chihuahua, Sonora, San Luis Potosí) and the southeastern United States (Cochise County in Arizona).Biota of North America Program 2014 county distribution mapNesom, Guy L. 1990. Phytologia 69(4): 239, map 2 distribution map for Erigeron sceptrifer + E. arisoliusSEINet, Southwestern Biodiversity, Arizona Chapter, Erigeron sceptrifer G.L. Nesom includes photos, description, distribution map
Erigeron sceptrifer grows in grasslands, frequently alongside widely spaced pine, oak, and juniper trees. It is an annual herb up to 80 cm (32 inches) tall, forming a thin taproot. The inflorescence generally contains 20–50 flower heads in a loose array. Each head can sometimes contain as many as 195 white ray florets surrounding many yellow disc florets.Flora of North America, Erigeron sceptrifer G. L. Nesom, 1990. Scepter-bearing fleabane erroneously says plant is only 8 cm tallNesom, Guy L. 1990. Phytologia 69(4): 248–250
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External links Photo of herbarium specimen at Missouri Botanical Garden, collected in Chihuahua in 1981, isotype of Erigeron sceptrifer