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Washington Natural Heritage Program
Watch List of Vascular Plants
March 2014

Watch status is assigned to each vascular plant taxon that is more abundant and/or less threatened in Washington than previously assumed. Although the Washington Natural Heritage Program does not focus on these taxa, some information about them is still gathered and stored in our information system.
Achnatherum hendersonii
Adiantum aleuticum
Allium amplectens
Allium columbianum
Allium robinsonii
Allium scilloides
Anagallis minima
Anemone oregana var. felix
Angelica canbyi
Angelica hendersonii
Antennaria parvifolia
Arabis lemmonii var. paddoensis
Arnica nevadensis
Arnica rydbergii
Artemisia lindleyana
Asplenium trichomanes-ramosum
Aster glaucescens
Aster paucicapitatus
Astragalus agrestis
Astragalus conjunctus var. rickardii
Astragalus hoodianus
Astragalus lyallii
Astragalus reventus
Astragalus sclerocarpus
Astragalus speirocarpus
Astragalus succumbens
Astragalus tweedyi
Astragalus whitneyi var. sonneanus
Balsamorhiza rosea
Botrychium lanceolatum
Botrychium lunaria
Botrychium minganense
Botrychium montanum
Botrychium pinnatum
Botrychium simplex
Botrychium virginianum
Bryoria tortuosa
Calamagrostis howellii
Calamagrostis tweedyi
Caltha asarifolia
Calypso bulbosa var. americana
Campanula piperi
Carex buxbaumii
Carex hystericina
Carex interrupta
Carex saxatilis
Carex saxatilis var. major
Carex scopulorum var. prionophylla
Cassiope stelleriana
Cassiope tetragona var. saximontana
Castilleja exilis
Castilleja suksdorffi
Cephalanthera austiniae
Chaenactis douglasii var. glandulosa
Chaenactis ramosa
Chaenotheca brunneola
Chaenotheca furfuracea
Chrysothamnus nauseosus ssp. nanus
Cimicifuga laciniata
Cirsium brevifolium
Cirsium hookerianum
Cirsium utahense
Claytonia megarhiza var. nivalis
Comandra livida
Corispermum pacificum
Corydalis aurea
Crassula aquatica
Cryptantha thompsonii
Cyperus bipartitus
Cypripedium fasciculatum
Cypripedium montanum
Delphinium depauperatum
Delphinium multiplex
Delphinium nuttallii
Delphinium xantholeucum
Diphasiastrum alpinum
Dodecatheon poeticum
Dodecatheon pulchellum var. watsonii
Douglasia laevigata var. laevigata
Douglasia nivalis
Draba aureola
Draba lonchocarpa
Draba ventosa var. ruaxes
Dryopteris carthusiana
Epipactis gigantea
Erigeron compositus var. discoideus
Erigeron flettii
Erigeron leibergii
Fauria crista-galli
Galium kamtschaticum
Garrya fremontii
Geum triflorum var. campanulatum
Hackelia ciliata
Haplopappus hallii
Hemitomes congestum
Heteranthera dubia
Hieracium longiberbe
Hulsea nana
Hydrocotyle ranunculoides
Hypogymnia duplicata
Impatiens aurella
Isopyrum hallii
Ivesia tweedyi
Lasthenia maritima
Lewisia tweedyi
Limosella acaulis
Lindernia dubia var. anagallidea
Listera borealis
Lloydia serotina
Lobaria hallii
Lomatium cuspidatum
Lomatium farinosum var. hambleniae
Lomatium quintuplex
Lomatium salmoniflorum
Lomatium thompsonii
Lomatium watsonii
Luina stricta
Lupinus latifolius var. thompsonianus
Lupinus sericeus var. asotinensis
Menziesia ferruginea ssp. glabella
Montia howellii
Nama densum var. parviflorum
Neofuscelia loxodes
Ophioparma lapponica
Opuntia fragilis
Orobanche pinorum
Orthocarpus imbricatus
Pectocarya penicillata
Pectocarya setosa
Pedicularis bracteosa var. atrosanguinea
Pedicularis bracteosa var. pachyrhiza
Pellaea glabella var. simplex
Penstemon pennellianus
Penstemon washingtonensis
Petrophyton hendersonii
Phacelia bolanderi
Phacelia franklinii
Phlox hendersonii
Phyllospadix torreyi
Physaria alpestris
Pinguicula vulgaris
Plagiobothrys leptocladus
Platanthera orbiculata
Pleuricospora fimbriolata
Poa curtifolia
Poa glauca ssp. rupicola
Poa marcida
Poa paucispicula
Poa suksdorfii
Polygonum polygaloides ssp. kelloggii
Polystichum lemmonii
Potentilla uniflora
Puccinellia nutkaensis
Pyrrhospora quernea
Ribes oxyacanthoides ssp. cognatum
Ribes wolfii
Romanzoffia tracyi
Salix arctica
Salix brachycarpa var. brachycarpa
Salix fluviatilis
Saxifraga integrifolia var. apetala
Saxifraga lyallii
Scirpus atrocinctus
Sedum lanceolatum ssp. nesioticum
Selaginella douglasii
Senecio elmeri
Senecio lugens
Senecio neowebsteri
Sidalcea hendersonii
Silene douglasii var. monantha
Sisyrinchium californicum
Spiraea pyramidata
Suksdorfia violacea
Synthyris schizantha
Synthyris stellata
Talinum sediforme
Teucrium canadense ssp. viscidum
Thalictrum dasycarpum
Thalictrum fendleri
Thelypteris nevadensis
Umbilicaria cylindrica
Umbilicaria krascheninnikovii
Umbilicaria proboscidea
Utricularia minor
Valeriana columbiana
Viola flettii
Viola sheltonii
Xanthoparmelia mougeotii
Zigadenus elegans


Washington Natural Heritage Program - www.dnr.wa.gov/ResearchScience/Topics/NaturalHeritage/Pages/amp_nh.aspx
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Washington Dept. of Natural Resources, PO Box 47014, Olympia, WA 98504-7014