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 PHLOX

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

  1. Annual (sect. Microsteris)
 P. gracilis
  1' Perennial
 
    2. Stigmas > style; stamens very short, anthers well below corolla throat (sect. Protophlox)
 P. speciosa
      3. Plant glabrous
 subsp. nitida
      3' Plant ± puberulent; calyx sometimes glandular
 subsp. occidentalis
    2' Stigmas << style; stamens long, at least some anthers at corolla throat
 
      4. Plant erect, branches open, not matted; flowers generally 3–15 per inflorescence (sect. Phlox)
 
        5. Lower leaves elliptic, 1–4 cm wide, glabrous; stem decumbent, flowering branches erect
 P. adsurgens
        5' Lower leaves linear-lanceolate to lanceolate, < 1 cm wide, generally hairy; stem generally ± erect from woody base
 
          6. Styles 5–8 mm, < calyx; leaves coarsely hairy
 P. hirsuta
          6' Styles 11–40 mm, generally > calyx; leaves variously hairy
 
            7. Corolla tube generally ± 40 mm; San Bernardino Mountains
 P. dolichantha
            7' Corolla tube 12–33 mm; East of Sierra Nevada, Desert Mountains
 P. stansburyi
      4' Plant ± matted to tightly cushion-like; flowers generally 1–5 per inflorescence (sect. Microphlox)
 
        8. Plant tightly cushion-like (sometimes difficult to determine on dried specimens)
 
          9. Leaves coarsely ciliate; stem not appearing square in X-section
 P. condensata
          9' Leaves not coarsely ciliate; stem appearing square in X-section
 P. muscoides
        8' Plant ± matted, not tightly cushion-like
 
          10. Plant growing from long rhizomes with widely dispersed leafy clusters
 P. dispersa
          10' Plant growing from short rhizomes with densely clumped stems
 
            11. Calyx membrane keeled at base
 P. austromontana
            11' Calyx membrane not keeled
 
              12. Glandular hairs present
 
                13. Glandular throughout herbage; Great Basin Floristic Province
 P. cespitosa
                13' Glandular only on calyces; High Sierra Nevada, East of Sierra Nevada
 P. pulvinata
              12' Glandular hairs 0
 
                14. Leaves hairy only at base
 P. diffusa
                14' Leaves hairy throughout
 P. hoodii subsp. canescens

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