PlantQuest Species List for Benton County, Washington

Scientific Name
(* = Introduced)		 Family Common Name Habitat Bloom Period
Allium nevii Amaryllidaceae Nevius's garlic; Nevius's onion eastern forest; shrub-steppe May, Jun, Jul
Aphyllon purpureum Orobanchaceae eastern forest; prairie or bald; shrub-steppe Apr, May, Jun, Jul, Aug
Balsamorhiza hookeri Asteraceae hairy balsamroot; hare's head balsamroot; Hooker's balsamroot eastern forest; shrub-steppe Apr, May, Jun
Balsamorhiza sagittata Asteraceae arrowleaf balsamroot eastern forest; shrub-steppe Apr, May, Jun, Jul
Betula occidentalis Betulaceae red birch; river birch; water birch eastern forest; subalpine or alpine; freshwater Mar, Apr, May, Jun, Nov-Feb
Camassia quamash ssp. quamash Asparagaceae common camas Apr, May, Jun
Cardamine nuttallii Brassicaceae beautiful bittercress; Nuttall's toothwort; slender toothwort western forest; eastern forest Mar, Apr, May
Clarkia pulchella Onagraceae deer horn; pink fairies; ragged robin eastern forest; shrub-steppe May, Jun
Claytonia parviflora Montiaceae small-flowered miner's lettuce; small-flowered springbeauty western forest; eastern forest; prairie or bald; shrub-steppe Mar, Apr, May, Jun
Epilobium hallianum Onagraceae glandular willow-herb; Hall's willow-herb western forest; eastern forest; subalpine or alpine; freshwater Jun, Jul, Aug
Epilobium minutum Onagraceae California willow-herb; chaparral willow-herb; small-flowered willow-herb western forest; eastern forest; prairie or bald Apr, May, Jun, Jul, Aug
Ericameria resinosa Asteraceae Columbia goldenweed; Columbian heath goldenweed eastern forest; shrub-steppe Jul, Aug, Sep
Erigeron compositus Asteraceae cutleaf daisy; dwarf mountain fleabane; fernleaf fleabane; trifid mountain fleabane subalpine or alpine; shrub-steppe May, Jun, Jul, Aug
Eriogonum compositum var. compositum Polygonaceae northern buckwheat May, Jun, Jul
Erythranthe nasuta Phrymaceae large-nose monkey-flower; snouted monkey-flower freshwater May, Jun, Jul
Eschscholzia californica * Papaveraceae California poppy prairie or bald; disturbed areas May, Jun, Jul, Aug, Sep
Gayophytum heterozygum Onagraceae zigzag groundsmoke eastern forest; subalpine or alpine Jun, Jul
Hieracium scouleri Asteraceae hound-tongue hawkweed; Scouler's hawkweed western forest; eastern forest; prairie or bald Jun, Jul, Aug
Hydrophyllum capitatum Hydrophyllaceae wool breeches; ballhead waterleaf eastern forest; subalpine or alpine; shrub-steppe Mar, Apr, May, Jun, Jul
Idahoa scapigera Brassicaceae flatpod; scalepod shrub-steppe Mar, Apr, May
Lathyrus pauciflorus var. pauciflorus Fabaceae few-flowered pea Apr, May, Jun
Lomatium columbianum Apiaceae purple biscuit-root; Columbia Gorge desert-parsley shrub-steppe Mar, Apr
Lomatium nudicaule Apiaceae bare-stemmed biscuit-root eastern forest; prairie or bald; shrub-steppe Apr, May, Jun
Lomatium piperi Apiaceae Piper's biscuit-root; Piper's desert-parsley eastern forest; shrub-steppe Apr, May, Jun
Lupinus bicolor Fabaceae field lupine; small-flowered lupine; two-color lupine prairie or bald; shrub-steppe Apr, May, Jun, Jul
Lupinus latifolius var. latifolius Fabaceae broadleaf lupine
Madia gracilis Asteraceae grassy tarplant; common tarweed; slender tarweed western forest; eastern forest; prairie or bald; shrub-steppe; disturbed areas Jun, Jul, Aug
Micranthes integrifolia Saxifragaceae Columbian saxifrage; swamp saxifrage; whole-leaf saxifrage western forest; eastern forest; subalpine or alpine; prairie or bald; shrub-steppe; freshwater Mar, Apr, May, Jun, Jul
Micranthes nidifica Saxifragaceae Columbia saxifrage; swamp saxifrage eastern forest; shrub-steppe May, Jun, Jul
Microseris nutans Asteraceae nodding microseris; nodding scorzonella; nodding silverpuffs eastern forest; shrub-steppe Apr, May, Jun, Jul
Montia linearis Montiaceae lineleaf miner's lettuce; narrow-leafed montia western forest; eastern forest; prairie or bald; shrub-steppe Apr, May, Jun
Olsynium douglasii var. inflatum Iridaceae grass-widow; purple-eyed grass-widow eastern forest; shrub-steppe Mar, Apr, May, Jun, Nov-Feb
Persicaria lapathifolia Polygonaceae dock-leaf smartweed; pale smartweed; willow weed freshwater; disturbed areas May, Jun, Jul, Aug, Sep
Plagiobothrys scouleri Boraginaceae Scouler's popcorn-flower western forest; eastern forest; prairie or bald; freshwater May, Jun, Jul, Aug
Plagiobothrys tenellus Boraginaceae Pacific popcorn-flower; slender popcorn-flower shrub-steppe Apr, May, Jun
Primula poetica Primulaceae narcissus shooting star; poet's shooting star eastern forest Mar, Apr, May
Salix sitchensis Salicaceae Sitka willow western forest; eastern forest; freshwater May, Jun
Sidalcea oregana var. oregana Malvaceae Oregon checkermallow
Stuckenia pectinata Potamogetonaceae fennel-leaved pondweed; sago pondweed; sago-pondweed freshwater; saltwater shores Jul, Aug, Sep
Trifolium macrocephalum Fabaceae big-head clover; large-head clover eastern forest; shrub-steppe May, Jun, Jul
Viola adunca Violaceae early blue violet; wild dog violet western forest; eastern forest; subalpine or alpine; prairie or bald; shrub-steppe; freshwater Apr, May, Jun, Jul, Aug
Viola nuttallii var. praemorsa Violaceae canary violet; upland yellow violet western forest; eastern forest; prairie or bald; shrub-steppe Apr, May, Jun, Jul
Viola trinervata Violaceae 3-nerved violet; desert pansy; sagebrush violet shrub-steppe Mar, Apr, May, Jun

Generated on 2025-03-15.   Data from Consortium of PNW Herbaria and Burke Herbarium Image Collection.

More information on the PlantQuest Image Project can be found at https://burkeherbarium.org/imagecollection/plantquest.php.