Trillidium (Trillium) govanianum is a rare Himalayan species of mid to high elevation forests.

Trillium albidum is rare in cultivation and so elegant in the shade garden with sessile white petals and mottled foliage.

Trillium apetalon is a very rare oddball Japanese species in which the petals are missing and the sepals are red to burgundy.

Trillium catesbaei is a rare bashful wakerobin with blush pink downward facing blooms and recurved petals.

Trillium cuneatum is one of the largest and most vigorous trilliums with a sessile maroon to dark red flower atop mottled leaves.

Trillium erectum is an awesome red species for the woodland garden.

The nodding wakerobin (Trillium flexipes) has pure white flowers that can be upright or hang down below the leaves.

Trillium grandiflorum is a large-flowered species with petals up to two inches long. It is the floral emblem of Ontario.

Trillium grandiflorum 'Flore Pleno'/'Plenum' is a rare and exquisite double form of the snow trillium with white rose-like flowers. Spectacular.

Trillium grandiflorum 'Snowbunting' is a rare and exquisite double form of the snow trillium with creamy white flowers. Spectacular.

Trilium kamtschaticum is a sister species from Asia to North America's western and snow trilliums. Beautiful.

The citrus-scented, lemon yellow blooms of Trillium luteum sit on top of the mottled leaves.

Trillium pusillum is a dwarf woodland treasure with green to red-tinged sepals and white petals that age to pink.

Trillium recurvatum has blunt, tulip-shaped, maroon-red blooms that are sessile on the three beautifully mottled leaves.

Trillium sessile has red flowers that sit right on top of the mottled foliage.

The dramatic Trillium sulcatum has dark maroon to velvety red flowers with recurved petals atop large, somewhat shiny leaves.

Trillium sulcatum has dark maroon to velvety red flowers with recurved petals atop large, slightly shiny leaves that bloom in early spring. Shade loving.

Trillium viridescens is a sessile species with deep red and green flowers atop mottled foliage.