Heliomeris multiflora

Nuttall

J. Acad. Nat. Sci. Philadelphia, n. s. 1: 171. 1847.

Common names: Showy goldeneye
Illustrated
Synonyms: Viguiera multiflora (Nuttall) S. F. Blake
Treatment appears in FNA Volume 21. Treatment on page 171. Mentioned on page 170, 172.

Perennials, 20–120+ cm (caudices woody). Stems strigose or puberulent to glabrate. Leaves opposite or alternate; blades elliptic, lance-linear, lance-ovate, linear, or ovate, 10–90 × 2–28 mm, margins ciliate to 1/4 their lengths, hairs mostly less than 0.5 mm, faces strigose, abaxial often gland-dotted. Heads 6–30+. Peduncles 1–15 cm, lengths 1/20–1/2 leafy portions of stems. Involucres 6–14 mm diam. Phyllaries 4–8 mm. Paleae oblong, 5–6 mm, cuspidate. Ray florets 5–14; laminae oval to oblong, 7–20 mm (gland-dotted along veins and abaxially). Disc florets 50+; corollas 3–4 mm. Cypselae black or gray-striate, 1.2–3 mm.

Distribution

V21-419-distribution-map.gif

Ariz., Calif., Colo., Idaho, Mont., N.Mex., Nev., Tex., Utah, Wyo., Mexico.

Discussion

Varieties 3 (3 in the flora).

Selected References

None.

Key

1 Leaves mostly alternate, blades elliptic to ovate, apices obtuse (often mucronate) Heliomeris multiflora var. brevifolia
1 Leaves mostly opposite, blades lance-ovate, lance-linear, or linear, apices acute > 2
2 Leaves lance-ovate to lance-linear, 5–20 mm wide, margins flat Heliomeris multiflora var. multiflora
2 Leaves lance-linear to linear, 2–5 mm wide, margins usually strongly revolute Heliomeris multiflora var. nevadensis