Gaillardia aristata

Pursh

Fl. Amer. Sept. 2: 573. 1813.

Treatment appears in FNA Volume 21. Treatment on page 424. Mentioned on page 422, 425.
Revision as of 18:45, 24 September 2019 by FNA>Volume Importer

Perennials (sometimes flowering first year), 20–80 cm. Leaves basal and cauline or cauline; petiolar bases 5–15 cm; blades oblanceolate to lanceolate, 5–15 cm × 5–30(–40) mm, margins raggedly pinnately lobed to toothed or entire, faces scabrellous and/or sparsely to densely villous (hairs jointed). Peduncles (5–)20–35+ cm. Phyllaries 24–40+ ovate to lance-attenuate, 10–15+ mm, ciliate with jointed hairs (also strigose and gland-dotted). Receptacular setae 2–6 mm. Ray florets (6–)12–18+; corollas yellow or yellow/purple, rarely tubular and 5-lobed, usually distally laminate and 3-lobed, 15–35+ mm. Disc florets 60–120+; corollas usually purple or purple-tipped, sometimes yellow, tubes 0.5–1.5 mm, throats cylindric to urceolate, 4.5–5.5 mm, lobes lance-ovate to triangular-attenuate, 1–2 mm, jointed hairs 0.3+ mm. Cypselae clavate (outer) to obpyramidal (inner), 2.5–6 mm, hairs 1.5–2.5 mm, inserted at bases; pappi of 8 ovate to lanceolate, aristate scales 5–6 mm (scarious bases 1.5–3 × 0.4–1.5 mm). 2n = 34, 68.


Phenology: Flowering May–Sep.
Habitat: Open places, usually among aspens or pines, or with sagebrush, often dry, sandy benches or bars
Elevation: 200–2900 m

Distribution

V21-1059-distribution-map.gif

Alta., B.C., Man., N.W.T., Sask., Yukon, Colo., Conn., Idaho, Mass., Minn., Mont., N.H., N.Dak., Oreg., S.Dak., Utah, Wash., Wyo.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Gaillardia aristata"
John L. Strother +
Alta. +, B.C. +, Man. +, N.W.T. +, Sask. +, Yukon +, Colo. +, Conn. +, Idaho +, Mass. +, Minn. +, Mont. +, N.H. +, N.Dak. +, Oreg. +, S.Dak. +, Utah +, Wash. +  and Wyo. +
200–2900 m +
Open places, usually among aspens or pines, or with sagebrush, often dry, sandy benches or bars +
Flowering May–Sep. +
Fl. Amer. Sept. +
Compositae +
Gaillardia aristata +
Gaillardia +
species +