Central Washington Flora Project

Aceraceae
Aizoaceae
Amaranthaceae
Anacardiaceae
Apiaceae
Apocynaceae
Araceae
Araliaceae
Aristolochiaceae
Asclepiadaceae
Aspleniaceae
Azollaceae

Aceraceae- Maple Family

Acer

Acer circinatum- Vine Maple
Acer glabrum var. douglasii- Douglas' Maple
Acer macrophyllum- Bigleaf Maple

Aizoaceae- Carpetweed Family

Mollugo

Mollugo verticillata- Carpetweed

Amaranthaceae- Amaranth Family

Ameranthus

Ameranthus californicus- California Amaranth
Ameranthus powellii- Powell's Amaranth

Anacardiaceae- Sumac Family

Rhus

Rhus glabra L.- Smooth Sumac
Toxicodendron diversilobum (Torr. & Gray) Green- Pacific Poison Oak
    syn: Rhus diversiloba Torr. & Gray
Toxicodendron rydbergii (Small ex Rydb.) Green- Western Poison Oak
    syn: Rhus radicans L.


Apiaceae- Carrot Family

Angelica

Angelica arguta Nutt.- Sharptooth Angelica
Angelica canbyi Coult. and Rose- Canby's Angelica

Berula

Berula erecta (Huds.) Coville var. incisa (Torr.) Cronq.- Cut-leaved Water Parsnip

Caucalis- See Yabea


Cicuta

Cicuta bulbifera L.- Bulb-bearing Water Hemlock (uncommon in WA, ID, and OR)
Cicuta douglasii (D.C.) Coult. and Rose- Douglas' Water Hemlock
Cicuta maculata L. var. maculata- Water Hemlock (in WA?)

Cymopteris

Cymopteris terebinthinus (Hook.) Torr. & Gray var. terebinthinus- Turpentine Cymopteris
    syn: Pteryxia terebinthina (Hook.) Coult & Rose var. terebinthina (Nutt. ex Torr. & Gray) Cronq.[KZ]

Daucus

Daucus pusillus Michx.- American Carrot (mostly west Cascades)

Eryngium

Eryngium articulatum Hook.- Beefthistle Eryngo (northern WA, irregularly to northern CA)

Heracleum

Heracleum lanatum Michx.- Cow Parsnip
Heracleum sphondylium L. ssp. sibericum (L.) Simonkai [KZ](native? distribution?)

Ligusticum

Ligusticum canbyi (Coult & Rose) Coult. & Rose- Canby's Lovage
Ligusticum grayi Coult & Rose- Gray's Lovage

Lomatium

Lomatium martindalei (Coult. & Rose) Coult. & Rose- Martindale's Lomatium
Lomatium simplex (Nutt.) J.F. Macbr var. leptophyllum (Hook.) Mathias- Lomatium [KZ]
    syn: Lomatium triternatum (Pursh) Coult. & Rose ssp. platycarpum (Torr.) Cronq.
Lomatium simplex (Nutt.) J.F. Macbr var. simplex- Lomatium [KZ]
    syn: Lomatium triternatum (Pursh) Coult. & Rose ssp. platycarpum (Torr.) Cronq.
Lomatium triternatum (Pursh) Coult. & Rose var. triternatum- Nineleaf Lomatium
    syn: Lomatium triternatum (Pursh) Coult. & Rose ssp. triternatum var. triternatum
Lomatium triternatum (Pursh) Coult. & Rose var. brevifolium (Coult. & Rose) Mathias- Lomatium
    syn: Lomatium triternatum(Pursh) Coult. & Rose ssp. triternatum var. triternatum
Lomatium triternatum(Pursh) Coult. & Rose var. macrocarpum (Coult. & Rose) Mathias- Lomatium
    syn: Lomatium triternatum(Pursh) Coult. & Rose ssp. triternatum var. triternatum
Lomatium nudicale (Pursh) Coult. & Rose- Barestem Lomatium
Lomatium brandegei (Coult. & Rose) J.F. Macbr.- Brandegee's Lomatium
Lomatium ambiguum (Nutt.) Coult & Rose- Swale Desert Parsley
Lomatium orogenioides- See Tauschia tenuissima
Lomatium farinosum (Hook) Coult & Rose var. farinosum- Coeur d'Alene Lomatium (extreme eastern WA)
    syn: Lomatium farinosum (Hook) Coult & Rose
Lomatium farinosum (Hook) Coult & Rose var. hambleniae (Mathias & Constance) Schlessman- Hamblen's Lomatium
    syn: Lomatium hambleniae Mathias & Constance)
Lomatium gormanii (T.J. Howell) Coult & Rose - Gorman's Lomatium
Lomatium geyeri (S. Wats.) Coult. & Rose- Geyer's Lomatium
Lomatium dissectum (Nutt.) Mathias & Constance var. dissectum- Fern-leaved Lomatium
Lomatium dissectum (Nutt.) Mathias & Constance var. multifidum (Nutt.) Mathias & Constance- Fern-leaved Lomatium
Lomatium columbianum Mathias & Constance- Columbia Lomatium (Yakima Co. and south)
Lomatium suksdorfii (S. Wats.) Coult. & Rose- Suksdorf's Lomatium (west Klickitat Co.)
Lomatium thompsonii (Mathias) Cronq.- Thompson's Lomatium
Lomatium watsonii (Coult. & Rose) Coult & Rose- Watson's Desert Parsley (Kittitas Co.)
Lomatium cuspidatum Mathias & Constance- Wenatchee Mountains Lomatium
Lomatium tuberosum Hoover- Hoover's Lomatium (Yakima Co.)
Lomatium canbyi (Coult. & Rose) Coult. & Rose- Canby's Lomatium
Lomatium macrocarpum (Nutt. ex Torr. & Gray) Coult. & Rose- Large-fruit Lomatium
Lomatium grayi (Coult. & Rose) Coult & Rose var. grayi- Gray's Lomatium
Lomatium orientale Coult. & Rose- Lomatium [KZ] (distribution?)
Lomatium piperi Coult. & Rose- Lomatium (see IMF for discussion)
Lomatium quintuplex Schlessman & Constance- Lomatium

Orogenia

Orogenia linearifolia S. Wats.- Linear-leaved Orogenia (southern WA)

Osmorhiza

Osmorhiza chilensis Hook. & Arn.- Mountain Sweet Cicely
Osmorhiza depauperata Phil.- Blunt-fruited Sweet Cicely
Osmorhiza occidentalis (Nutt. ex Torr. & Gray) Torr.- Western Sweet Cicely (northwest WA)
Osmorhiza purpurea (Coult. & Rose) Suksdorf- Purple Sweet Cicely

Perideridia

Perideridia gairdneri (Hook. & Arn.) Mathias ssp. borealis Chuang & Constance- Gairdner's Yampah

Sanicula

Sanicula graveolens Poepp. ex D.C.- Sierra Sanicle

Sium

Sium suave Walt.- Hemlock Water Parsnip

Tauschia

Tauschia hooveri Mathias & Constance- Hoover's Tauschia (Yakima Co.)
Tauschia stricklandii (Coult. & Rose) Mathias & Constance- Strickland's Tauschia
Tauschia tenuissima (Geyer ex Hook.) Mathias & Constance- Leiberg's Umbrella-Wort (possibly expirated in WA, known historically from Spokane Co.)

Yabea (Caucalis in H&C)

Yabea microcarpa (Hook. & Arn.&) K.-Pol- California Hedge Parsley
    syn: Caucalis microcarpa Hook. & Arn

Zizia

Zizia aptera (Gray) Fern var. occidentalis Fern.- Heart-leaved Alexanders

Apocynaceae- Dogbane Family

Apocynum

Apocynum androsaemifolium L.- Spreading Dogbane     syn: Apocynum androsaemifolium L. var. pumilum (Gray) Boivin
    syn: Apocynum androsaemifolium L. var. androsaemifolium
Apocynum cannabinum- Indian Hemp
    syn: Apocynum cannabinum L. var. glaberrimum A. DC.
    syn: Apocynum cannabinum L. var. suksdorfii (Green) Beucute & Bel.
    syn: Apocynum sibiricum Jacq. var. salignum
Apocynum x floribundum Green
    syn: Apocynum medium Greene

Araceae- Arum Family

Lysichitum

Lysichiton americanus- Skunk Cabbage     syn: Lysichitum americanum

Araliaceae- Ginseng Family

Oplopanax

Oplopanax horridus (Sm.) Miq.- Devil's Club
    syn: Oplopanax horridum (Sm.) Miq.

Aristolochiaceae- Birthwort Family

Asarum

Asarum caudatum- Wild Ginger

Asclepiadaceae- Milkweed Family

Asclepias

Asclepias fascicularis- Narrow-leaf Milkweed
Asclepias speciosa- Showy Milkweed

Aspleniaceae- Spleenwort Family

Asplenium

Asplenium trichomanes L. ssp. trichomanes- Maidenhair Spleenwort
Asplenium trichomanes-ramosum L.- Green Spleenwort
    syn: Asplenium viride Hudson

Azollaceae- Azolla Family (Salviniaceae in H&C)

Azolla

Azolla mexicana C. Presl- Mexico Water Fern
Azolla filiculoides Lamarck in Lamarck et al.- Duckweed Fern