Unidentified Milk-vetch: possibly Astragalus conjunctus var. conjunctus (Synonym: A. reventus var. conjunctus) or Astragalus reventus (Synonym: A. reventus var. reventus)
Field Milkvetch, Field Milk-vetch, Purple Milkvetch, Purple Milk-vetch, Cock's-head: Astragalus agrestis (Synonyms: Astragalus danicus, Astragalus danicus var. dasyglottis, Astragalus dasyglottis, Astragalus goniatus, Astragalus hypoglottis) -
Alpine Milk-vetch, Purple Milk-vetch: Astragalus alpinus var. alpinus (Synonyms: Astragalus alpiniformis, Astragalus alpinus ssp. alaskanus, Astragalus alpinus ssp. arcticus, Astragalus astragalinus) -
Alvord Milk-vetch: Astragalus alvordensis -
Applegate's Milkvetch: Astragalus applegatei -
Palouse Milk-vetch, Hangingpod Milk-vetch: Astragalus arrectus (Synonym: Astragalus palousensis) -
Arthur's Milk-vetch, Waha Milk-vetch: Astragalus arthurii (Synonym: Astragalus arthuri) -
Asotin Milk-vetch: Astragalus asotinensis -
Morning Milkvetch, Mourning Milk-vetch: Astragalus atratus var. owyheensis (Syononym: Astragalus owyheensis) -
Aboriginal Milkvetch, Indian Milkvetch: Astragalus australis var. glabriusculus (Synonyms: Astragalus aboriginum, Astragalus forwoodii var. wallowensis, Astragalus forwoodii) -
Beckwith's Milk-vetch, Weiser's Milkvetch: Astragalus beckwithii var. weiserensis (Synonym: Astragalus weiserensis) -
Torrey's Milkvetch, Torrey's Milk-vetch, Matted Milk-vetch: Astragalus calycosus var. calycosus -
Canada Milk-vetch, Canadian Milk-vetch, Short Canadian Milkvetch: Astragalus canadensis var. brevidens (Synonym: Astragalus brevidens) -
Canada Milk-vetch: Astragalus canadensis var. canadensis -
Canada Milkvetch, Canadian Milk-vetch, Morton's Canadian Milkvetch: Astragalus canadensis var. mortonii (Synonym: Astragalus mortonii) -
Buckwheat Milkvetch, Lyall's Milkvetch: Astragalus caricinus (Synonyms: Astragalus lyallii, Astragalus lyallii var. caricinus) -
Cicer Milk-vetch, Chickpea Milk-vetch: Astragalus cicer -
Hillside Milkvetch, Hilside Milk-vetch: Astragalus collinus var. collinus -
Hill Milk-vetch, Hilside Milk-vetch, Laurent's Milkvetch: Astragalus collinus var. laurentii (Synonym: Astragalus laurentii) -
Columbia Milk-vetch, Columbian Milk-vetch: Astragalus columbianus -
Basalt Milkvetch, Idaho Milkvetch, Idaho Milk-vetch, Stiff Milk-vetch: Astragalus conjunctus var. conjunctus (Synonyms: Astragalus diversifolius var. campestris, Astragalus reventus var. conjunctus, Homalobus campestris) -
Idaho Milkvetch, Idaho Milk-vetch, Stiff Milkvetch, Stiff Milk-vetch: Astragalus conjunctus var. rickardii (Synonym: Astragalus reventus var. rickardii) -
Curvepod Sickle Milkvetch: Astragalus curvicarpus var. brachycodon (Synonym: Astragalus whitedii var. brachycodon) -
Sickle Milkvetch, Sickle Milk-vetch Astragalus curvicarpus var. curvicarpus (Synonyms: Astragalus gibbsii, Astragalus speirocarpus, Astragalus whitedii, Astragalus whitedii var. whitedii) -
Glabrous Sickle Milkvetch: Astragalus curvicarpus var. subglaber (Synonym: Astragalus subglaber) -
Cusick's Milkvetch, Cusick's Milk-vetch Astragalus cusickii var. cusickii -
Sterile Milkvetch: Astragalus cusickii var. sterilis (Synonym: Astragalus sterilis) -
John Day Milk-vetch, Transparent Milkvetch, Transparent
Milk-vetch: Astragalus diaphanus var. diaphanus (Synonym:
Astragalus drepanolobus) -
John Day Milk-vetch, Transparent Milk-vetch: Astragalus diaphanus var. diurnus (Synonym: Astragalus diurnus) -
Drummond's Milk-vetch: Astragalus drummondii - only OR record at or /near The Dalles, Or
Hermit Milkvetch: Astragalus eremeticus (Syonyms: Astragalus eremiticus var. eremiticus, Astragalus eremiticus var. malheurensis, Astragalus eremiticus var. spencianus, Astragalus malheurensis) -
Elegant Milk-vetch: Astragalus eucosmus -
Russian Sickle, Russian Sickle Milk-vetch: Astragalus falcatus - introduced to SE WA from the Caucasus
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) -
Geyer's Milkvetch, Geyer's Milk-vetch: Astragalus geyeri (Synonym: Astragalus geyeri var. geyeri) -
Hood River Milkvetch, Hood River Milk-vetch: Astragalus hoodianus (Synonyms: Astragalus conjunctus var. oxytropidoides, Astragalus reventus var. oxytropidoides, Cnemidophacos knowlesianus) -
Howell's Milkvetch, Howell's Milk-vetch: Astragalus howellii (Synonym: Astragalus misellus var. howellii) -
Bent Milkvetch, Bent Milk-vetch, Hairy Milk-vetch: Astragalus inflexus -
Humboldt River Milk-vetch, Violet Milkvetch: Astragalus iodanthus var. diaphanoides (Synonym: Astragalus iodanthus var. vipereus) -
Humboldt River Milk-vetch: Astragalus iodanthus var. iodanthus -
Thistle Milk-vetch: Astragalus kentrophyta var. douglasii (Synonym: Astragalus kentrophyta ssp. douglasii) -
Spiny Milkvetch, Thistle Milk-vetch, Kentrophyta: Astragalus kentrophyta var. jessiae -
Mat Milkvetch, Thistle Milk-vetch, Kentrophyta: Astragalus kentrophyta var. tegetarius (Synonyms: Astragalus kentrophyta var. elatius, Astragalus kentrophyta var. implexus, Astragalus tegetarius) -
Standing Milk-vetch: Astragalus laxmannii var. robustior (Synonyms: Astragalus adsurgens ssp. robustior, Astragalus adsurgens var. robustior, Astragalus striatus, Astragalus sulphurescens) -
Leiberg's Milkvetch, Leiberg's Milk-vetch: Astragalus leibergii (Synonym: Astragalus arrectus var. leibergii) -
Lemmon's Milkvetch, Lemmon's Milk-vetch: Astragalus lemmonii -
Freckled Milkvetch, Freckled Milk-vetch, Specklepod Milkvetch, Specklepod Milk-vetch: Astragalus lentiginosus (var. chartaceus, var. floribundus, var. lentiginosus, var. salinus) -
Papery Freckled Milkvetch: Astragalus lentiginosus var. chartaceus (Synonym: Astragalus lentiginosus var. platyphyllidius) -
Floriferous Freckled Milkvetch: Astragalus lentiginosus var. floribundus -
Freckled Milkvetch, Freckled Milk-vetch, Specklepod Milk-vetch: Astragalus lentiginosus var. lentiginosus (Synonym: Astragalus lentiginosus var. carinatus) -
Salty Freckled Milkvetch: Astragalus lentiginosus var. salinus (Synonyms: Astragalus lentiginosus var. macrolobus, Astragalus lentiginosus var. salinus, Astragalus salinus) -
Lyall's Milk-vetch: Astragalus lyallii -
Shaggy Milkvetch, Shaggy Milk-vetch: Astragalus malacus -
Dwarf Milk-vetch, Lesser-bladder Milk-vetch: Astragalus microcystis -
Pauper Milkvetch, Pauper Milk-vetch: Astragalus misellus var. misellus (Synonym: Astragalus howellii var. aberrans) -
Pauper Milkvetch: Astragalus misellus var. pauper (Synonym: Astragalus howellii var. pauper) -
Timber Milkvetch, Timber Milk-vetch, Weedy Milk-vetch: Astragalus miser var. miser (Synonym: Astragalus strigosus) -
Timber Milkvetch, Weedy Milkvetch: Astragalus miser var. serotinus (Synonyms: Astragalus decumbens var. serotinus, Astragalus serotinus) -
Mulford's Milkvetch, Mulford's Milk-vetch: Astragalus mulfordiae -
Newberry's Milkvetch, Newberry's Milk-vetch: Astragalus newberryi var. castoreus (Synonym: Astragalus newberryi var. newberryi) -
Cobblestone Milk-vetch: Astragalus nudisiliquus -
Arcane Milkvetch, Arcane Milk-vetch: Astragalus obscurus (Synonym: Synonym: Astragalus miser) -
Peck's Milkvetch, Peck's Milk-vetch: Astragalus peckii (Synonym: Astragalus lentiformis) -
Broadkeel Milkvetch, Broad-keeled Milkvetch: Astragalus platytropis -
Suksdorf's Milkvetch, Suksdorf's Milk-vetch, Ame's Milk-vetch: Astragalus pulsiferae var. suksdorfii - Klickitat County, WA
Woolly-pod Milk-vetch Astragalus purshii (var. glareosus, var. lagopinus, var. ophiogenes, var. purshii, var. tinctus) -
Gravel Milkvetch, Pursh's Milk-vetch, Woollypod Milkvetch: Astragalus purshii var. glareosus (Synonyms: Astragalus glareosus, Astragalus ventosus) - Calyx greater than 10 mm long. Fruits 13-27 mm long. Petals pink-purple or purple.
Hare Milkvetch: Astragalus purshii var. lagopinus (Synonym: Astragalus lagopinus) - Calyx less than 10 mm, fruits 7-17 mm long. Fruits incurved at least 1/2 circle. Petals pink-purple, tips pale purple or not.
Pursh's Milkvetch, Pursh's Milk-vetch: Astragalus purshii var. purshii (Synonyms: Astragalus incurvus, Astragalus purshii var. interior) - Calyx greater than 10 mm long. Fruits 13-27 mm long and straight or incurved at the tips. Petals cream or white sometimes with pale lilac tips. Inflorescence 1-6 flowered.
Pursh's Milk-vetch, Woollypod Milkvetch, Woolly-pod Milkvetch: Astragalus purshii var. tinctus (Synonyms: Astragalus candelarius, Astragalus lectulus, Astragalus leucolobus, Astragalus leucolobus ssp. consectus, Astragalus purshii var. lectulus, Astragalus purshii var. longilobus) - Calyx greater than 10 mm long. Fruits 13-27 mm long, straight or incurved at the tips. Petals pink-purple or purple. Inflorescence 3-11 flowered.
Yakima Milkvetch, Yakima Milk-vetch Astragalus reventiformis (Synonyms: Astragalus reventus var. canbyi, Cnemidophacos reventiformis) -
Blue Mt. Locoweed, Blue Mountain Milkvetch, Long-leaf Locoweed Astragalus reventus -
Piper's Milk-vetch, Woodyroot Milk-vetch: Astragalus riparius -
Robbin's Milkvetch, Robbins' Milk-vetch: Astragalus robbinsii var. alpiniformis (Synonyms: Atelophragma alpiniforme, Astragalus macounii, Astragalus occidentalis) -
Robbins' Milk-vetch: Astragalus robbinsii var. minor (Synonyms: Astragalus collieri, Astragalus robbinsii var. blakei) -
Salmon Milkvetch, Salmon Milk-vetch, Trout Creek Milkvetch, Trout Creek Milk-vetch: Astragalus salmonis -
The Dalles Milkvetch, The Dalles Milk-vetch, Stalked-pod Milk-vetch, Woody-pod Milk-vetch: Astragalus sclerocarpus -
Sheldon's Milkvetch, Sheldon's Milk-vetch: Astragalus sheldonii (Synonyms: Astragalus conjunctus var. sheldonii, Astragalus reventus var. sheldonii) -
Whited Milk-vetch, Whited's Milk-vetch: Astragalus sinuatus -
Lonesome Milk-vetch, Weak Milkvetch: Astraglus solitarius -
Spalding's Milkvetch, Spalding's Milk-vetch: Astragalus spaldingii -
Curvepod Milk-vetch, Threadstalk Milk-vetch, Medic Milk-vetch, spiral-pod Milk-vetch: Astragalus speirocarpus -
Columbia Milkvetch, Columbia Milk-vetch, Crouching Milk-vetch, Sprawling Milk-vetch: Astragalus succumbens -
Bastard Kentrophyta, Deschutes Milkvetch, Deschutes Milk-vetch: Astragalus tegetarioides -
Pulse Milkvetch: Astragalus tenellus -
Four-winged Milkvetch, Four-winged Milk-vetch: Astragalus tetrapterus (Synonyms: Astragalus cinerascens, Astragalus tetrapterus var. cinerascens, Astragalus tetrapterus var. tetrapterus) -
Toano Milkvetch, Toano Milk-vetch: Astragalus toanus -
Tweedy's Milkvetch, Tweedy's Milk-vetch: Astragalus tweedyi -
Tygh Valley Milkvetch, Tygh Valley Milk-vetch: Astragalus tyghensis (Synonym: Astragalus spaldingii var. tyghensis) -
Snake Canyon Milkvetch, Snake Canyon Milk-vetch: Astragalus vallaris -
Balloon Milkvetch, Cone-like Milkvetch: Astragalus whitneyi var. confusus -
Balloon Milk-vetch, Balloonpod Milkvetch, Balloon-pod Milk-vetch, Whitney's Balloon Milkvetch: Astragalus whitneyi var. sonneanus (Synonym: Astragalus whitneyi ssp. hookerianus) - Additional photos of balloon milk-vetch