Trillium erectum, yellow form, 2015-05-01, Trillium Trail, 02.jpg
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Trillium erectum, yellow form, 2015 05 01, Trillium Trail, 02, The rare greenish-yellow form of ''Trillium erectum'' blooming on the Trillium Trail, Fox Chapel, Pennsylvania
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Trillium erectum, yellow form, 2015 05 01, Trillium Trail, 02, Trillium erectum
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キイロユリの花びら
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直腸三葉、黄色い品種、2015 05 01、三葉軌跡、02、三葉直腸
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purple trillium trilliaceae red trillium melanthiaceae birthwort genus trillium trillium