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 PETALONYX

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

  1. Petals free; leaves linear to narrowly (ob)lanceolate
 P. linearis
  1' Petal claws adherent below, fused above; leaves lanceolate to widely ovate
 
    2. Leaves petioled, cauline ± equal
 P. nitidus
    2' Leaves sessile, cauline reduced upwards
 P. thurberi
      3. Hairs soft, spreading; stamens 4–7.5 mm
 subsp. gilmanii
      3' Hairs rough, appressed downward; stamens 6–10 mm
 subsp. thurberi

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