Viguiera cordifolia |
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heartleaf goldeneye, mountain goldeneye |
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Habit | Perennials, 50–100 cm. |
Leaves | opposite (proximal) or alternate (distal); petioles 1–8 mm; blades ovate to deltate-ovate or lanceolate (distal), 2–10 × 1.3–7 cm, margins serrate or serrulate, faces strigose. |
Peduncles | 1–15 cm. |
Involucres | 11–15 × 7–15 mm. |
Ray florets | 6–8; tubes 1.5–2 mm, laminae 9–19 mm. |
Disc florets | 40+; corollas 5.5–6.6 mm (staminal filaments glabrous). |
Heads | borne singly or 2–9 in ± corymbiform arrays. |
Cypselae | 5–6.5 mm, ± strigose; pappi of 2 lacerate, aristate scales 5–5.5 mm plus 2–4 lacerate scales 0.5–1.3 mm. |
Phyllary | apices gradually narrowed. |
Paleae | 8–11 mm, apices acuminate, shortly cuspidate. |
2n | = 34. |
Viguiera cordifolia |
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Phenology | Flowering Jul–Sep. |
Habitat | Dry slopes and canyons, mostly pine forests and limestone soils |
Elevation | 1300–2700 m (4300–8900 ft) |
Distribution |
AZ; NM; TX; Mexico
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Source | FNA vol. 21, p. 173. |
Parent taxa | |
Sibling taxa | |
Name authority | A. Gray: Smithsonian Contr. Knowl. 3(5): 107. (1852) |
Web links |