[Tansymustards: The Genus Descurainia in the Columbia River Gorge of Oregon and Washington]

Narrow Tansymustard, Thread-stalk Cutleaf Tansymustard, Western Tansymustard

Descurainia longipedicellata

Synonyms: Descurainia incisa ssp. filipes, Descurainia incisa var. filipes, Descurainia pinnata ssp. fillipes, Descurainia pinnata var. filipes, Sisymbrium incisum var. filipes, Sisymbrium longipedicellatum, Sophia filipes

Narrow Tansymustard, Thread-stalk Cutleaf Tansymustard, Western Tansymustard: Descurainia longipedicellata (Synonyms: Descurainia incisa ssp. filipes, Descurainia incisa var. filipes, Descurainia pinnata ssp. fillipes, Descurainia pinnata var. filipes, Sisymbrium incisum var. filipes, Sisymbrium longipedicellatum, Sophia filipes) - Narrow Tansymustard, Thread-stalk Cutleaf Tansymustard, Western Tansymustard: Descurainia longipedicellata (Synonyms: Descurainia incisa ssp. filipes, Descurainia incisa var. filipes, Descurainia pinnata ssp. fillipes, Descurainia pinnata var. filipes, Sisymbrium incisum var. filipes, Sisymbrium longipedicellatum, Sophia filipes)

Narrow tansymustard as seen at left on rocks on the bank along the road up from the Crawford Oaks trailhead towards the old Klickitat County dump in the Columbia Hills State Park............March 3, 2015. The photo at right shows narrow tansymustard in bloom on basalt outcrops above the east bank of the Deschutes River adjacent to Rattlesnake Rapids, Deschutes River State Recreation Area..........March 31, 2017.

Basal leaves of Narrow Tansymustard, Thread-stalk Cutleaf Tansymustard, Western Tansymustard: Descurainia longipedicellata (Synonyms: Descurainia incisa ssp. filipes, Descurainia incisa var. filipes, Descurainia pinnata ssp. fillipes, Descurainia pinnata var. filipes, Sisymbrium incisum var. filipes, Sisymbrium longipedicellatum, Sophia filipes) - Narrow Tansymustard, Thread-stalk Cutleaf Tansymustard, Western Tansymustard: Descurainia longipedicellata (Synonyms: Descurainia incisa ssp. filipes, Descurainia incisa var. filipes, Descurainia pinnata ssp. fillipes, Descurainia pinnata var. filipes, Sisymbrium incisum var. filipes, Sisymbrium longipedicellatum, Sophia filipes)

Narrow tansymustard as seen on rocks on the bank along the road up from the Crawford Oaks trailhead towards the old Klickitat County dump in the Columbia Hills State Park............March 3, 2015.

Narrow Tansymustard, Thread-stalk Cutleaf Tansymustard, Western Tansymustard: Descurainia longipedicellata (Synonyms: Descurainia incisa ssp. filipes, Descurainia incisa var. filipes, Descurainia pinnata ssp. fillipes, Descurainia pinnata var. filipes, Sisymbrium incisum var. filipes, Sisymbrium longipedicellatum, Sophia filipes) - Narrow Tansymustard, Thread-stalk Cutleaf Tansymustard, Western Tansymustard: Descurainia longipedicellata (Synonyms: Descurainia incisa ssp. filipes, Descurainia incisa var. filipes, Descurainia pinnata ssp. fillipes, Descurainia pinnata var. filipes, Sisymbrium incisum var. filipes, Sisymbrium longipedicellatum, Sophia filipes)

Narrow tansymustard as seen in a small borrow pit on Steptoe Butte in eastern Washington..........June 22, 2009.

Narrow Tansymustard, Thread-stalk Cutleaf Tansymustard, Western Tansymustard: Descurainia longipedicellata (Synonyms: Descurainia incisa ssp. filipes, Descurainia incisa var. filipes, Descurainia pinnata ssp. fillipes, Descurainia pinnata var. filipes, Sisymbrium incisum var. filipes, Sisymbrium longipedicellatum, Sophia filipes) - Basal and stem leaves of Narrow Tansymustard, Thread-stalk Cutleaf Tansymustard, Western Tansymustard: Descurainia longipedicellata (Synonyms: Descurainia incisa ssp. filipes, Descurainia incisa var. filipes, Descurainia pinnata ssp. fillipes, Descurainia pinnata var. filipes, Sisymbrium incisum var. filipes, Sisymbrium longipedicellatum, Sophia filipes) - Narrow Tansymustard, Thread-stalk Cutleaf Tansymustard, Western Tansymustard: Descurainia longipedicellata (Synonyms: Descurainia incisa ssp. filipes, Descurainia incisa var. filipes, Descurainia pinnata ssp. fillipes, Descurainia pinnata var. filipes, Sisymbrium incisum var. filipes, Sisymbrium longipedicellatum, Sophia filipes)

Narrow tansymustard as seen on rocks on the bank along the road up from the Crawford Oaks trailhead towards the old Klickitat County dump in the Columbia Hills State Park............March 2, 2013.

Flowers and fruit of Narrow Tansymustard, Thread-stalk Cutleaf Tansymustard, Western Tansymustard: Descurainia longipedicellata (Synonyms: Descurainia incisa ssp. filipes, Descurainia incisa var. filipes, Descurainia pinnata ssp. fillipes, Descurainia pinnata var. filipes, Sisymbrium incisum var. filipes, Sisymbrium longipedicellatum, Sophia filipes) - Leaves of Narrow Tansymustard, Thread-stalk Cutleaf Tansymustard, Western Tansymustard: Descurainia longipedicellata (Synonyms: Descurainia incisa ssp. filipes, Descurainia incisa var. filipes, Descurainia pinnata ssp. fillipes, Descurainia pinnata var. filipes, Sisymbrium incisum var. filipes, Sisymbrium longipedicellatum, Sophia filipes)

Close-ups of the flowers, fruit and leaves of narrow tansymustard as seen in a small borrow pit on Steptoe Butte in eastern Washington...........June 22, 2009.
Paul Slichter