Jepson Flora Project: Jepson Interchange    
 

The Jepson Manual: Higher Plants of California

    THIS PAGE IS NO LONGER UPDATED
    AND IS MAINTAINED FOR ARCHIVAL PURPOSES ONLY
  • Up-to-date information about California vascular plants is available from the Jepson eFlora.

Names are linked to treatments from the Manual


Key to ERICAMERIA

N.B.: couplets are linked, e.g., 1. is linked to 1'.

  1. Leaves narrowly oblong to obovate, widest generally > 2.5 mm wide
 
    2. Involucres generally 3–10 mm wide
 
      3. Plant 15–50 dm; leaves 20–60 mm, linear to narrowly elliptic; heads discoid; fruit ribs 9–12
E. parishii var. parishii
      3' Plant < 12 dm; leaves 5–20 mm, ± wedge-shaped to widely obovate; heads radiate or discoid; fruit ribs 4 (fruit 4-angled)
E. cuneata
        4. Disk flowers 36–70; c Peninsular Ranges
var. macrocephala
        4' Disk flowers 7–32; widespread
 
          5. Leaves wedge-shaped, sessile, largest 3–18 mm
var. cuneata
          5' Leaves oblanceolate, blunt, generally distinctly petioled, largest 9–25 mm
var. spathulata
    2' Involucre generally 5–15 mm wide
 
      6. Heads discoid
 
        7. Branches glabrous
2 E. cuneata var. macrocephala
        7' Branches white-tomentose
E. discoidea
      6' Heads radiate
 
        8. Heads 1–few in cymes
 
          9. Leaves 6–12 mm; involucres 7–9 mm; outer phyllaries parchment-like, only tips green; disk flowers 15–18
E. gilmanii
          9' Leaves 15–40 mm; involucre 8–15 mm; outer phyllaries green, leaf-like; disk flowers 13–40
E. suffruticosa
        8' Heads many in crowded racemes, panicles, or cymes
 
          10. Stems 2–6 dm; leaves 2–7 cm; involucre 8–12 mm wide; phyllaries green-tipped; disk flowers 4–13
E. bloomeri
          10' Stems 1–2.5 dm; leaves 1.5–3 cm; involucre 12–15 mm wide; outer phyllaries green, leaf-like; disk flowers 7–20
E. greenei
  1' Leaves linear to thread-like and cylindric, widest < 2.5 mm wide
 
    11. Involucre 6–18 mm wide, obconic to hemispheric
 
      12. Involucre 8–14 mm
 
        13. Heads radiate; leaves 10–55 mm
E. linearifolia
        13' Heads discoid; leaves < 15 mm
E. ophitidis
      12' Involucre (late-season in E. pinifolia) 5–7 mm
 
        14. Heads radiate or discoid; disk flowers 20–25, corollas 8–10 mm; phyllaries scarious, resinous, pale yellow
E. fasciculata
        14' Heads radiate; disk flowers 12–18, corollas 6–7.5 mm; phyllaries woolly-ciliate, green-tipped
E. pinifolia
    11' Involucre 3–6 mm wide, ± narrowly obconic
 
      15. Leaves not gland-dotted, glabrous, ± sticky
E. nana
      15' Leaves gland-dotted, resinous, glabrous or puberulent
 
        16. Young herbage glabrous; leaves 10–60 mm; plant < 3 m
 
          17. Rays flowers 3–11
E. laricifolia
          17' Ray flowers 0
 
            18. Leaves 30–60 mm; disk flowers 18–25
E. arborescens
            18' Leaves 10–25 mm; disk flowers 9–14
E. brachylepis
        16' Young herbage puberulent; leaves 3–40 mm; plant < 1 m
 
          19. Involucres 4–5 mm; disk corollas 3–5 mm; ray flowers (0)1–2
E. cooperi var. cooperi
          19' Involucres 5–9 mm; disk corollas 5–8 mm; ray flowers 1–8
 
            20. Leaves 4–12 mm; involucre 5–6 mm wide, outer phyllaries acuminate; fruit < 3 mm, glabrous to hairy, ribs 8–10; pappus ± = disk corolla, white to tan
E. ericoides
            20' Leaves 6–40 mm; involucre 3.5–4.5 mm wide, outer phyllaries obtuse to acute; fruit 3–4 mm, hairy, ribs 4–7; pappus > disk corolla, brown
E. palmeri
              21. Stems 5–15 dm; leaves 5–16 mm
var. pachylepis
              21' Stems 1–4 dm; leaves 20–40 mm
var. palmeri


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