Ratibida columnifera (Nutt.) Wooton & Standl.

Perennial herb to 90 cm tall, glandular, roughly hairy. Stems erect, branched above. Leaves pinnate with 5 or more leaflets. Leaflets linear or oblong, entire or 3-lobed. Capitula to 7 cm across, with long stalks; summer to autumn. Receptacle long-cylindrical. Ray florets yellowish and partly or entirely brownish purple. Disk florets yellow. Achenes oblong, 1.5-3 mm long, winged. Pappus of 1 or 2 scales, rarely absent. [Lepachys columnifera (Nutt.) Rydb. var. pulcherrima Wooton & Standl.]

Western North America

Source: Lawson, L.; Spencer, R. (2002). Dahlia. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 4. Flowering plants. Dicotyledons. Part 3. The identification of garden and cultivated plants. University of New South Wales Press. (as Ratibida columnifera var. pulcherrima)

Distribution map
kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Asteranae
order      Asterales
family       Asteraceae
genus        Ratibida Raf.