The Jepson Manual: Higher Plants of California

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    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 TRITELEIA

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

  1. Perianth evenly purple or blue (except midveins generally darker)
 
    2. Perianth tube rounded at base; ovary stalk < ovary
T. grandiflora var. howellii
    2' Perianth tube tapered at base; ovary stalk > ovary
 
      3. Stamens attached to perianth tube at 1 level; perianth throat translucent, shiny
T. bridgesii
      3' Stamens attached to perianth tube at 2 levels; throat generally not translucent and shiny
 
        4. Perianth 14–19 mm; filaments ± linear — c Klamath Ranges
T. crocea var. modesta
        4' Perianth generally 20–45 mm; filaments sometimes wider at base
 
          5. Anthers ± 1.5 mm; filaments wider at base; s Channel Islands
T. clementina
          5' Anthers 2–5 mm; filaments linear; widespread
T. laxa
  1' Perianth white (sometimes flushed purple) to golden-yellow
 
    6. Perianth white, sometimes flushed purple
 
      7. Pedicel > 2 × perianth; ovary yellow or green
 
        8. Ovary green; perianth lobes reflexed
T. ixioides subsp. cookii
        8' Ovary bright yellow; perianth lobes ascending
T. peduncularis
      7' Pedicel < 2 × perianth; ovary green
 
        9. Filaments wider at base; anthers yellow
T. hyacinthina
        9' Filaments linear; anthers lilac
T. lilacina
    6' Perianth straw-colored to bright golden-yellow
 
      10. Stamens attached to perianth tube at 2 levels
T. crocea var. crocea
      10' Stamens attached to perianth tube at 1 level
 
        11. Forked appendages outside of anthers 0
 
          12. Filaments of 2 lengths
T. lugens
          12' Filaments ± equal
T. montana
        11' Forked appendages present outside of anthers
 
          13. Appendages blunt, short; perianth tube generally = lobes
T. dudleyi
          13' Appendages pointed, conspicuous; perianth tube << lobes
T. ixioides
            14. Perianth tube 7–10 mm; perianth often golden-yellow; c&s Central Western California
subsp. ixioides
            14' Perianth tube 3–7 mm; perianth generally straw-colored to pale yellow; Klamath Ranges, Sierra Nevada
 
              15. Anthers generally blue (cream); filament appendages straight or curved in
subsp. anilina
              15' Anthers cream or yellow (blue); filament appendages generally curved out
subsp. scabra


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