Dieteria canescens var. sessiliflora
Sida 20: 1396. 2003.
Annuals, biennials, or short-lived perennials. Stems 1+, erect, canescent, usually gland-dotted; branches ascending. Mid leaf-blades linear-lanceolate to linear. Peduncles 0 (heads sessile) or shorter than involucres. Involucres narrowly to broadly turbinate, 6–10 (–12) mm. Phyllaries in 4–7 series, spreading to reflexed, apices often canescent, stipitate-glandular. Ray-florets pistillate, fertile. Cypselae sparsely to moderately appressed-hairy.
Phenology: Flowering Aug–Oct.
Habitat: Flats, canyon slopes
Elevation: 600–1800 m
Variety sessiliflora is known only along the Snake River and its tributaries.