Trillium erectum f. viridiflorum - orchidroots .

Trillium erectum f. viridiflorum (synonym of Trillium erectum var. erectum)

Trillium erectum f. viridiflorum, (Curtis) Peattie 1927 (Kew)

Trillium erectum f. viridiflorum is a species in the Trillium genus. This name is a synonym of Trillium erectum var. erectum
No image available. Please try the accepted species erectum var. erectum