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FNA | Family List | FNA Vol. 21 | Asteraceae | Hulsea

7. Hulsea vestita A. Gray, Proc. Amer. Acad. Arts. 6: 547. 1865.

Pumice alpinegold

Perennials, 5–100 cm. Stems 3–10, lanate to woolly. Leaves mostly basal; blades gray to grayish green, spatulate, 1–9 cm, margins entire or undulate, dentate, or lobed, faces densely lanate to woolly; distal cauline leaves mostly lanceolate to linear, gradually reduced or none. Heads 1–3. Involucres obconic to hemispheric, 8–18 mm diam. Phyllaries 7–12 mm, outer oblong-lanceolate to narrowly oblanceolate, apices acuminate to acute. Ray florets 9–32; corolla tubes glabrous, laminae yellow to reddish orange, 6–18 mm. Disc corollas yellow to orange. Cypselae 5–10 mm; pappus scales equal to subequal, 1–2 mm.

Subspecies 6 (6 in the flora): w United States.

1 Proximal leaves: margins dentate to lobed; ray and disc corollas orange to reddish orange   (2)
+ Proximal leaves: margins entire, undulate, or lobed (dentate to lobed in subsp. inyoensis); ray and disc corollas yellow, sometimes red-tinged   (3)
2 (1) Leaf faces lanate; outer phyllaries narrowly lanceolate; cypselae 5–7 mm   7e Hulsea vestita subsp. parryi
+ Leaf faces: abaxial lanate, adaxial glandular-puberulent; outer phyllaries narrowly oblanceolate to obovate; cypselae 7–9 mm   7f Hulsea vestita subsp. pygmaea
3 (1) Plants 10–30 cm; cauline leaves (0 or 1–2 proximal to mid stems) narrowly lanceolate   7a Hulsea vestita subsp. vestita
+ Plants 20–100 cm; cauline leaves (usually 3+ proximal to mid stems) lanceolate to ovate   (4)
4 (3) Proximal leaves: margins dentate to lobed; ray florets 18–32, laminae usually yellow, rarely red-tinged, 12–18 mm   7d Hulsea vestita subsp. inyoensis
+ Proximal leaves: margins entire, undulate, or lobed; ray florets 16–25, laminae usually yellow, sometimes red-tinged distally, 6–10 mm   (5)
5 (4) Cauline leaves (on proximal 1/4 of stems) lance-oblong to ovate (1.5–3 cm), margins entire or undulate   7b Hulsea vestita subsp. callicarpha
+ Cauline leaves (on proximal 1/2 of stems) lanceolate to ovate (2.5–3.5 cm), margins undulate to lobed   7c Hulsea vestita subsp. gabrielensis


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