# Astragalus miser

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{{Short description|Species of plant}}{{Use dmy dates|date=November 2023 }}
{{Speciesbox
| image = Astragalus miser - 52284375614.jpg
| image_caption = Close-up of flowers
| image2 = Astragalus miser - timber milkvetch - 53009907553.jpg
| image2_caption = Habit
| status = LC
| status_system = IUCN3.1
| status_ref = <ref>{{cite iucn |author=Contu, S. |year=2012 |title=''Astragalus miser'' |volume=2012 |article-number=e.T19893117A20016896 |doi=10.2305/IUCN.UK.2012.RLTS.T19893117A20016896.en |access-date=8 November 2023 }}</ref>
| status2 = {{TNCStatus}}
| status2_system = TNC
| status2_ref = <ref name="NatureServe">{{cite web |last1=NatureServe |title=''Astragalus miser'' |url=https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.130861/Astragalus_miser |access-date=19 April 2024 |location=Arlington, Virginia |date=2024}}</ref>
| genus = Astragalus
| species = miser
| authority = [Douglas](/source/David_Douglas_(botanist)) ex [Hook.](/source/William_Jackson_Hooker)
| synonyms_ref = <ref name="POWO_478687-1" />
| synonyms = {{Collapsible list|
*''Astragalus campestris'' var. ''crispatus'' {{small|M.E.Jones}}
*''Astragalus campestris'' var. ''hylophilus'' {{small|(Rydb.) M.E.Jones}}
*''Astragalus campestris'' var. ''serotinus'' {{small|(A.Gray ex E.Cooper) M.E.Jones}}
*''Astragalus carltonii'' {{small|J.F.Macbr.}}
*''Astragalus convallarius'' var. ''hylophilus'' {{small|(Rydb.) Tidestr.}}
*''Astragalus decumbens'' {{small|(Nutt.) A.Gray}}
*''Astragalus decumbens'' var. ''crispatus'' {{small|(M.E.Jones) Barneby}}
*''Astragalus decumbens'' var. ''decurrens'' {{small|(Rydb.) Cronquist}}
*''Astragalus decumbens'' var. ''oblongifolius'' {{small|(Rydb.) Cronquist}}
*''Astragalus decumbens'' var. ''serotinus'' {{small|(A.Gray ex E.Cooper) M.E.Jones}}
*''Astragalus divergens'' {{small|Blank.}}
*''Astragalus garrettii'' {{small|J.F.Macbr.}}
*''Astragalus griseopubescens'' {{small|E.Sheld.}}
*''Astragalus hylophilus'' {{small|(Rydb.) A.Nelson}}
*''Astragalus hylophilus'' var. ''oblongifolius'' {{small|(Rydb.) J.F.Macbr.}}
*''Astragalus hypoglottis'' var. ''strigosus'' {{small|Kellogg}}
*''Astragalus miser'' var. ''decurrens'' {{small|(Rydb.) Cronquist}}
*''Astragalus palliseri'' {{small|A.Gray}}
*''Astragalus rydbergii'' {{small|J.F.Macbr.}}
*''Astragalus serotinus'' {{small|A.Gray ex E.Cooper}}
*''Astragalus serotinus'' var. ''palliseri'' {{small|(A.Gray) J.F.Macbr.}}
*''Astragalus serotinus'' var. ''strigosus'' {{small|(Kellogg) J.F.Macbr.}}
*''Astragalus strigosus'' {{small|(Kellogg) J.M.Coult. & Fisher}}
*''Homalobus camporum'' {{small|Rydb.}}
*''Homalobus decumbens'' {{small|Nutt.}}
*''Homalobus decurrens'' {{small|Rydb.}}
*''Homalobus divergens'' {{small|(Blank.) Rydb.}}
*''Homalobus hitchcockii'' {{small|Rydb.}}
*''Homalobus humilis'' {{small|Rydb.}}
*''Homalobus hylophilus'' {{small|Rydb.}}
*''Homalobus microcarpus'' {{small|Rydb.}}
*''Homalobus miser'' {{small|(Douglas ex Hook.) Rydb.}}
*''Homalobus oblongifolius'' {{small|Rydb.}}
*''Homalobus palliseri'' {{small|(A.Gray) Rydb.}}
*''Homalobus paucijugus'' {{small|Rydb.}}
*''Homalobus serotinus'' {{small|(A.Gray ex E.Cooper) Rydb.}}
*''Homalobus strigosus'' {{small|(Kellogg) Rydb.}}
*''Homalobus tenuifolius'' {{small|Nutt.}}
*''Phaca decumbens'' {{small|(Nutt.) Piper}}
*''Phaca misera'' {{small|(Douglas ex Hook.) Piper}}
*''Phaca serotina'' {{small|(A.Gray ex E.Cooper) Piper}}
*''Tium miserum'' {{small|(Douglas ex Hook.) Rydb.}}
*''Tragacantha decumbens'' {{small|(Nutt.) Kuntze}}
*''Tragacantha misera'' {{small|(Douglas ex Hook.) Kuntze}}
*''Tragacantha palliseri'' {{small|(A.Gray) Kuntze}}
*''Tragacantha serotina'' {{small|(A.Gray ex E.Cooper) Kuntze}}
}}}}

'''''Astragalus miser''''', the '''timber milkvetch''', is a species of flowering plant in the family [Fabaceae](/source/Fabaceae).<ref name="ASMI9" >{{cite web |url=https://www.wildflower.org/plants/result.php?id_plant=ASMI9 |title=''Astragalus miser'' Douglas ex Hook. |last1=Marcus |first1=Joseph A. |date=27 June 2023 |website=Plant Database |publisher=Lady Bird Johnson Wildflower Center |access-date=8 November 2023 }}</ref> A perennial, it is native to western North America, except California.<ref name="POWO_478687-1" >{{cite POWO |id=478687-1 |title=''Astragalus miser'' Douglas ex Hook. |access-date=8 November 2023 }}</ref> One of the [locoweed](/source/locoweed)s toxic to livestock, it contains [miserotoxin](/source/miserotoxin).<ref>{{cite journal |title=Miserotoxin, new naturally occurring nitro compound |date=1969 |last1=Stermitz |first1=Frank R. |last2=Norris |first2=Frank A. |last3=Williams |first3=Miles Coburn |journal=Journal of the American Chemical Society |volume=91 |issue=16 |pages=4599–4600 |doi=10.1021/ja01044a078 |bibcode=1969JAChS..91.4599S }}</ref>

The [Sylix/Okanagan](/source/Syilx) use timber milkvetch blooming as a sign that the edible cambium and inner bark of the [lodgepole pine](/source/Pinus_contorta) is ready to harvest.<ref>{{Cite journal |last=Turner |first=Nancy J. |last2=Reid |first2=Andrea J. |date=November 7, 2022 |title=“When the Wild Roses Bloom”: Indigenous Knowledge and Environmental Change in Northwestern North America |url=https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2022GH000612 |journal=GeoHealth |language=en |volume=6 |issue=11 |doi=10.1029/2022GH000612 |issn=2471-1403 |pmc=9665002 |pmid=36398276}}</ref>

==Subtaxa==
The following varieties are accepted:<ref name=" POWO_478687-1" />
*''Astragalus miser'' var. ''crispatus'' {{small|(M.E.Jones) Cronquist}} – Idaho, Montana
*''Astragalus miser'' var. ''decumbens'' {{small|(Nutt.) Cronquist}} – Montana, Wyoming
*''Astragalus miser'' var. ''hylophilus'' {{small|(Rydb.) Barneby}} – Idaho, Montana, Wyoming, South Dakota
*''Astragalus miser'' var. ''miser'' – British Columbia, Washington, Oregon, Idaho, Montana
*''Astragalus miser'' var. ''oblongifolius'' {{small|(Rydb.) Cronquist}} – Idaho, Nevada, Utah, Arizona,  Wyoming, Colorado, New Mexico
*''Astragalus miser'' var. ''praeteritus'' {{small|Barneby}} – Idaho, Montana, Wyoming
*''Astragalus miser'' var. ''serotinus'' {{small|(A.Gray ex E.Cooper) Barneby}} – Washington, Oregon, Idaho, Montana
*''Astragalus miser'' var. ''tenuifolius'' {{small|(Nutt.) Barneby}} – Idaho, Nevada, Utah, Wyoming

==References==
{{Reflist}}

{{Taxonbar|from=Q15520179}}

miser
Category:Flora of British Columbia
Category:Flora of the Northwestern United States
Category:Flora of the Southwestern United States
Category:Flora of New Mexico
Category:Flora of South Dakota
Category:Plants described in 1831

{{Astragalus-stub}}

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Adapted from the Wikipedia article [Astragalus miser](https://en.wikipedia.org/wiki/Astragalus_miser) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Astragalus_miser?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.