coyote brush

Baccharis pilularis

Summary 7

Baccharis pilularis, called coyote brush (or bush), chaparral broom, and bush baccharis, is a shrub in the daisy family native to California, Oregon, Washington, and Baja California. There are reports of isolated populations in New Mexico, most likely introduced.

Description 8

Shrubs, 15–450 cm (prostrate and mat-forming to erect and rounded, much branched). Stems spreading to ascending, dark brown, shiny, striate-angular, glabrous, often ± scurfy, usually resinous and sticky. Leaves present at flowering; sessile or short-petiolate; blades (1- or 3-nerved) oblanceolate to obovate, the smaller 5–40 × 2–15 mm (thick), bases cuneate, margins entire or coarsely dentate (teeth 3–9 distal to middles), faces glabrous, gland-dotted, resinous. Heads (100–200+) in (leafy) paniculiform arrays. Involucres hemispheric to campanulate; staminate 3.2–5 mm, pistillate 3–6 mm. Phyllaries ovate to lanceolate, 1–3 mm, margins yellowish, scarious, medians yellow proximally, green distally, apices obtuse to acute or acuminate (erose, abaxial faces papillose-scurfy). Staminate florets 20–34, 3–4 mm. Pistillate florets 19–43; corollas 2.5–3.5 mm. Cypselae 1–2 mm, 8–10-nerved, glabrous; pappi 6–9 mm.

Fontes e Créditos

  1. (c) c michael hogan, alguns direitos reservados (CC BY-NC-SA), uploaded by c michael hogan
  2. (c) anónimo, alguns direitos reservados (CC BY-NC-SA), https://eol.org/media/12094231
  3. (c) anónimo, alguns direitos reservados (CC BY-NC-SA), https://eol.org/media/8808136
  4. (c) anónimo, alguns direitos reservados (CC BY-NC), https://eol.org/media/8806733
  5. (c) anónimo, alguns direitos reservados (CC BY), https://eol.org/media/6692798
  6. (c) anónimo, alguns direitos reservados (CC BY-NC-SA), https://eol.org/media/6692799
  7. (c) Wikipedia, alguns direitos reservados (CC BY-SA), https://en.wikipedia.org/wiki/Baccharis_pilularis
  8. (c) Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA, alguns direitos reservados (CC BY-NC-SA), http://eol.org/data_objects/14056688

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