[Yellowcress: The Genus Rorippa in the Cascade Mountains of Oregon and Washingotn]

Curvepod Yellowcress, Western Yellowcress

Rorippa curvisiliqua

Synonyms: Rorippa curvisiliqua var. curvisiliqua, Rorippa curvisiliqua var. lyrata, Rorippa curvisiliqua var. nuttallii, Rorippa curvisiliqua var. orientalis, Rorippa curvisiliqua var. procumbens, Rorippa curvisiliqua var. spatulata

Curvepod Yellowcress, Western Yellowcress: Rorippa curvisiliqua (Synonyms: Rorippa curvisiliqua var. curvisiliqua, Rorippa curvisiliqua var. lyrata, Rorippa curvisiliqua var. nuttallii, Rorippa curvisiliqua var. orientalis, Rorippa curvisiliqua var. procumbens, Rorippa curvisiliqua var. spatulata)

The photo above shows western yellowcress as seen along Road K6900 at about 3800' where it crosses one of the upper tributaries of Dairy Creek on the southeastern flanks of Mt. Adams........June 12, 2005.

Curvepod Yellowcress, Western Yellowcress: Rorippa curvisiliqua (Synonyms: Rorippa curvisiliqua var. curvisiliqua, Rorippa curvisiliqua var. lyrata, Rorippa curvisiliqua var. nuttallii, Rorippa curvisiliqua var. orientalis, Rorippa curvisiliqua var. procumbens, Rorippa curvisiliqua var. spatulata)

The photos above shows the leaves and developing inflorescences of western yellowcress as seen along Road K6900 at about 3800' where it crosses one of the upper tributaries of Dairy Creek on the southeastern flanks of Mt. Adams........June 12, 2005.

Pinnately compound leaf of Curvepod Yellowcress, Western Yellowcress: Rorippa curvisiliqua (Synonyms: Rorippa curvisiliqua var. curvisiliqua, Rorippa curvisiliqua var. lyrata, Rorippa curvisiliqua var. nuttallii, Rorippa curvisiliqua var. orientalis, Rorippa curvisiliqua var. procumbens, Rorippa curvisiliqua var. spatulata)

The photo above shows the pinnately compound leaf fo western yellowcress as seen along Road K6900 at about 3800' where it crosses one of the upper tributaries of Dairy Creek on the southeastern flanks of Mt. Adams........June 12, 2005.

Developing fruits of Curvepod Yellowcress, Western Yellowcress: Rorippa curvisiliqua (Synonyms: Rorippa curvisiliqua var. curvisiliqua, Rorippa curvisiliqua var. lyrata, Rorippa curvisiliqua var. nuttallii, Rorippa curvisiliqua var. orientalis, Rorippa curvisiliqua var. procumbens, Rorippa curvisiliqua var. spatulata)

The photo above shows the seed pods of western yellowcress as seen along Road K6900 at about 3800' where it crosses one of the upper tributaries of Dairy Creek on the southeastern flanks of Mt. Adams........June 12, 2005.

Curvepod Yellowcress, Western Yellowcress: Rorippa curvisiliqua (Synonyms: Rorippa curvisiliqua var. curvisiliqua, Rorippa curvisiliqua var. lyrata, Rorippa curvisiliqua var. nuttallii, Rorippa curvisiliqua var. orientalis, Rorippa curvisiliqua var. procumbens, Rorippa curvisiliqua var. spatulata)

The photo above shows western yellowcress in bloom in the ditch alongside Kreps Lane in Conboy Lake NWR........June 3, 2007.

Leafy inflorescence of  </div>

Close-up of the leafy inflorescence of western yellowcress as seen along Kreps Lane in Conboy Lake NWR.........July 12, 2009.

Paul Slichter