Hazardia squarrosa |
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saw-tooth bristleweed, saw-tooth goldenbush |
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Habit | Shrubs, 30–250 cm. | ||||||||
Stems | usually sparsely tomentose or pilose. |
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Leaves | sessile; blades oblong or oblong-obovate to widely obovate, 13–35(–50) × 5–17(–24) mm, coriaceous, bases clasping to subclasping, margins spinulose-dentate (teeth in 3–13 pairs), adaxial faces glabrous to sparsely puberulent. |
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Involucres | turbinate, 8–16 × 7–10 mm. |
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Ray florets | 0. |
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Disc florets | 9–30; corollas 9–11 mm. |
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Phyllaries | apically spreading to reflexed, oblong, apices with green area 1–2 mm, faces prominently stipitate-glandular (at least apically). |
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Heads | borne in racemo-spiciform or glomerate-spiciform arrays. |
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Cypselae | 5–8 mm, glabrous. |
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Hazardia squarrosa |
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Distribution |
CA; nw Mexico
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Discussion | Varieties 3 (3 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 20, p. 448. | ||||||||
Parent taxa | Asteraceae > tribe Astereae > Hazardia | ||||||||
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Synonyms | Haplopappus squarrosus | ||||||||
Name authority | (Hooker & Arnott) Greene: Erythea 2: 112. (1894) | ||||||||
Web links |