[The Pea Family in the Columbia River Gorge of Oregon and Washington]

Milk-vetches of the Columbia River Gorge of Oregon and Washington

The Genus Astragalus

Hood River Milk-vetch: Astragalus hoodianus

Hood River Milk-vetch: Astragalus hoodianus

Buckwheat Milk-vetch: Astragalus caricinus (Synonyms: Astragalus lyallii, Astragalus lyallii var. caricinus) - Found along the Columbia River from eastern Klickitat County and adjacent Morrow County and to the east and north.

Hillside Milkvetch, Hillside Milk-vetch: Astragalus collinus var. collinus -

Laurent's Milkvetch, Lawrence's Milkvetch: Astragalus collinus var. laurentii (Synonym: Astragalus laurentii) -

Idaho Milkvetch, Idaho Milk-vetch, Stiff Milkvetch, Stiff Milk-vetch: Astragalus conjunctus var. conjunctus (Synonyms: Astragalus diversifolius var. campestris, Astragalus reventus var. conjunctus, Homalobus campestris) - Found in the highlands south of the Columbia River but approaches the river near Biggs Junction, OR.

Idaho Milkvetch, Idaho Milk-vetch, Stiff Milkvetch, Stiff Milk-vetch: Astragalus conjunctus var. rickardii (Synonym: Astragalus reventus var. conjunctus) - May possibly be found in the highlands to the north of the Columbia River east of US Highway 97 and along canyon slopes from the Deschutes River east.

Glabrous Sickle Milkvetch: Astragalus curvicarpus var. subglaber (Synonym: Astragalus subglaber) -

John Day Milkvetch, John Day Milk-vetch, Transparent Milkvetch: Astragalus diaphanus var. diaphanus (Synonyms: Astragalus diaphanus, Astragalus diaphanus var. diurnus, Astragalus drepanolobus) - Along the Columbia River shore of Oregon downstream of the John Day River.

Drummond's Milkvetch: Astragalus drummondii - Historical collection near The Dalles, OR.

Basalt Milkvetch, Basalt Milk-vetch, Threadstalk Milkvetch, Threadstalk Milk-vetch: Astragalus filipes (Synonyms: Astragalus filipes var. residuus, Astragalus macgregorii, Astragalus stenophyllus, Astragalus stenophyllus var. filipes, Astragalus stenophyllus var. stenophyllus) - Along Interstate 84 between mileposts 136-137. Also found along the Deschutes River below Sherard's Bridge.

Geyer's Milkvetch, Geyer's Milk-vetch: Astragalus geyeri var. geyeri -

Hood River Milkvetch: Atragalus hoodianus (Synonyms: Astragalis conjunctus var. oxytropoides, Astragalus reventus var. oxytropidoides, Cnemidophacos knowlesianus) -

Howell's Milkvetch: Astragalus howellii (Synonym: Astragalus howellii var. howellii) - Found near The Dalles, OR and in the highlands along the Deschutes and John Day Rivers near their mouths.

Bent Milkvetch, Bent Milk-vetch, Hairy Milkvetch, Hairy Milk-vetch: Astragalus inflexus -

Freckled Milkvetch, Freckled Milk-vetch, Specklepod Milk-vetch: Astragalus lentiginosus var. lentiginosus (Synonym: Astragalus lentiginosus var. carinatus) - Found in Oregon in the highlands along the Columbia River between Boardman, OR and the Deschutes River.

Pauper Milk-vetch: Astragalus misellus var. pauper (Synonym: Astragalus howellii var. pauper) -

Woolly-pod Milk-vetch, Gravel Milkvetch: Astragalus purshii var. glareosus (Synonyms: Astragalus glareosus, Astragalus ventosus) - Low, dense cushion plant with reddish-purple flowers, whitish, almost rabbit-foot looking seed pods, and grayish, compound pinnate leaves.

Pursh's Milkvetch, Pursh's Milk-vetch, Woolly-pod Milk-vetch: Astragalus purshii var. purshii (Synonyms: Astragalus incurvus, Astragalus purshii var. interior) - Collected near Bigg's Junction, OR.)

Yakima Milkvetch: Astragalus reventiformis (Synonyms: Astragalus reventus var. canbyi, Cnemidophacos reventiformis) -

Blue Mountains Milk-vetch, Longleaf Milk-vetch: Astragalus reventus -

Stalked-pod Milkvetch, Stalked-pod Milk-vetch, The Dalles Milkvetch, Woody-pod Milkvetch: Astragalus sclerocarpus -

Curvepod Milkvetch, Curve-pod Milk-vetch, Medic Milkvetch, Spiral-pod Milkvetch, Threadstalk Milkvetch, Threadstalk Milk-vetch: Astragalus speirocarpus -

Columbia Milkvetch, Crouching Milkvetch, Crouching Milk-vetch, Sprawling Milk-vetch: Astragalus succumbens -

Tweedy's Milkvetch, Tweedy's Milk-vetch: Astragalus tweedyi - Found between The Dalles, OR and Arlington, OR and east of Rock Creek to Roosevelt, WA.

Paul Slichter E-mail