[Hoarycress and Pepperweeds: The Genus Lepidium in the Columbia River Gorge of Oregon and Washington]

Shining Pepperweed

Lepidium nitidum

Synonyms: Lepidium leiocarpum, Lepidium nitidum var. howellii, Lepidium nitidum var. insigne, Lepidium nitidum var. nitidum, Lepidium nitidum var. oreganum

Maturing fruits of Shining Pepperweed: Lepidium nitidum (Synonyms: Lepidium leiocarpum, Lepidium nitidum var. howellii, Lepidium nitidum var. insigne, Lepidium nitidum var. nitidum, Lepidium nitidum var. oreganum) - Maturing fruits of Shining Pepperweed: Lepidium nitidum (Synonyms: Lepidium leiocarpum, Lepidium nitidum var. howellii, Lepidium nitidum var. insigne, Lepidium nitidum var. nitidum, Lepidium nitidum var. oreganum)

Shining pepperweed with still green fruits observed at Heartleaf Bluff, a Friends of the Columbia Gorge property near Lyle, WA......April 13, 2024.

Shining Pepperweed: Lepidium nitidum (Synonyms: Lepidium leiocarpum, Lepidium nitidum var. howellii, Lepidium nitidum var. insigne, Lepidium nitidum var. nitidum, Lepidium nitidum var. oreganum) - - Shining Pepperweed: Lepidium nitidum (Synonyms: Lepidium leiocarpum, Lepidium nitidum var. howellii, Lepidium nitidum var. insigne, Lepidium nitidum var. nitidum, Lepidium nitidum var. oreganum) - - Shining Pepperweed: Lepidium nitidum (Synonyms: Lepidium leiocarpum, Lepidium nitidum var. howellii, Lepidium nitidum var. insigne, Lepidium nitidum var. nitidum, Lepidium nitidum var. oreganum) -

Shining pepperweed as seen atop Upper Table Rock to the north of Medford, OR........April 4, 2009. Note the slender, alternate stem leaves and the slender taproot of this annual. Note the orbicular, flattened seed pods atop the stem of this early blooming (mid to late March) spring annual.
Paul Slichter