ti·a·rel·la 
(tē′ə-rĕlə, tī′-)
(tē′ə-rĕlə, tī′-)n.
See foamflower.
[New Latin Tiārella, genus name, from diminutive of Latin tiāra, tall conical headress of the ancient Persians (the genus being so called because its pistils resemble a papal tiara in shape); see TIARA.]