The Jepson Manual: Higher Plants of California

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  • Up-to-date information about California vascular plants is available from the Jepson eFlora.

Names are linked to treatments from the Manual


Key to PELLAEA

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

  1. Leaf 1-pinnate, 1° leaflets unlobed or deeply 2(3)-lobed
 
    2. 1° leaflet lanceolate-ovate, deeply 2(3)-lobed; fracture lines at base of petiole many; rhizome scales without darker mid-stripe
 P. breweri
    2' 1° leaflet rounded, unlobed; fracture lines at base of petiole 0; rhizome scales with darker mid-stripe
 P. bridgesii
  1' Leaf 2–4-pinnate, 1° leaflets compound
 
    3. Leaf 2–4-pinnate
 
      4. Leaf segments without a small point at tip, generally 6–15 mm, 3–10 mm wide; petiole ± light brown
 P. andromedifolia
      4' Leaf segments with a small point at tip, generally 6(8) mm, 2(4) mm wide; petiole dark brown to blackish
P. mucronata var. mucronata
    3' Leaf 2-pinnate
 
      5. Segment 5–15 × longer than wide, > main axis of 1° leaflet
 P. brachyptera
      5' Segment 1–3 × longer than wide, < main axis of 1° leaflet
 
        6. Fertile segment not appearing folded in half, recurved margins not meeting, lower surface therefore visible; Desert Mountains (Providence, New York Mtns)
 P. truncata
        6' Fertile segment generally appearing folded in half, recurved margins ± meeting, lower surface therefore not visible; c High Sierra Nevada, Transverse Ranges, Peninsular Ranges, East of Sierra Nevada, Desert Mountains (except Providence, New York Mtns)
 P. mucronata var. californica

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