Tiarella trifoliata var. trifoliata

Endemic
Treatment appears in FNA Volume 8. Treatment on page 116.

Basal leaves 3-foliolate; blade 2–10 × 3–15 cm; leaflets petiolulate, deeply lobed. Cauline leaves 3-foliolate; blade 2 × 3 cm; leaflet lobes to 1/2 length of leaflet, distal segments not laciniate. 2n = 14.


Phenology: Flowering May–Aug; fruiting Jul–Oct.
Habitat: Shaded, moist woods
Elevation: 0-1300 m

Distribution

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Alta., B.C., Alaska, Calif., Idaho, Mont., Oreg., Wash.

Discussion

Variety trifoliata has slender roots and caudices.

Selected References

None.

Lower Taxa

None.