flower
Annuals-Perennials Trees Shrubs Bulbs Vines Cactus Water Plants

Trout lily (Erythronium americanum).

The Trout in the name trout lily perhaps refers to the pattern of the leaves. E. americanum has yellow flowers with reddish lines. The white flowered plants are a different species - E. albidum which is rare.

If you want more information about this flower, just search the plant's Latin (botanical) name on Google:

trout lily

Tigridia torch ginger tuberous begonia tulips
windflower yellow ginger Lilium home