[Wildflower Bloom in Central and Eastern Oregon: 2016]

Wildflowers of Cottonwood Canyon State Park

South River Trail

East Bank of the John Day River: JS Burres State Park to the Esau Corral

Gilliam County, Oregon

April 9, 2016

Day use area at Cottonwood Canyon State Park from the JS Burres trailhead.......April 9, 2016.

A view north downstream along the John Day River Canyon from the east side of the John Day River near the JS Burres Trailhead, with the park day use area closest at hand and the camp ground in the distance, Cottonwood Canyon State Park...........April 9, 2016.

Additional Information for those planning to hike Cottonwood Canyon State Park:

Cottonwood Canyon Info: includes map showing BLM vs. Oregon State Park land. Even better maps are available from the BLM. http://oregonstateparks.org/index.cfm?do=main.loadFile&load=_siteFiles/publications/Cottonwood101301.pdf

Cottonwood Planned Trail Development: (scroll down for planned trails) http://www.oregon.gov/oprd/PLANS/docs/masterplans/cottonwood/cottonwood-plan-maps-ch10.pdf

* indicates the wildflower is currently in bloom.

Western Juniper: Juniperus occidentalis

White Alder: Alnus rhombifolia

* Western Hackberry: Celtis reticulata

Creek Dogwood: Cornus sericea

Coyote Willow: Salix exigua var. exigua

Navel Lichen: Umbilicaria sp.

Scouring Rush: Equisteum hyemale

Oregon Cliff Fern: Woodsia oregana ssp. oregana

* Ripgut Brome: Bromus diandrus

* Cheat Grass: Bromus tectorum

Bottlebrush Squirreltail: Elymus elymoides (var. ?)

Basin Wildrye: Leymus cinereus

Reed Canarygrass: Phalaris arundinacea

* Bulbous Bluegrass: Poa bulbosa

* Leiberg's Bluegrass: Poa leibergii

* Nevada Bluegrass: Poa secunda ssp. juncifolia ? or Cusick's Bluegrass: Poa cusickii ?

* Sandberg's Bluegrass: Poa secunda ssp. secunda

Bluebunch Wheatgrass: Pseudoroegneria spicata

Hoary Nettles: Urtica dioica ssp. holosericea

Sagebrush Mariposa: Calochortus macrocarpus var. macrocarpus - Leaves only.

Yellow Bells: Fritillaria pudica - Past bloom. Pods maturing.

* Bicolored Cluster Lily: Triteleia grandiflora

Northern Buckwheat: Eriogonum compositum var. compositum

Snow Buckwheat: Eriogonum niveum

* Veiny Dock: Rumex venosus - On sandbar in middle of John Day River about 3 miles downstream from JS Burres trailhead.

Prickly Russian Thistle: Salsola tragus

* Miner's Lettuce: Claytonia perfoliata ssp. intermontana

* Miner's Lettuce: Claytonia perfoliata ssp. perfoliata

* Red Miner's Lettuce: Claytonia rubra ssp. rubra

* Jagged Chickweed: Holosteum umbellatum

* Common Chickweed: Stellaria media

Western Clematis: Clematis ligusticifolia

* Upland Larkspur: Delphinium nuttallianum

Hornseed Buttercup: Ranunculus testiculatus - Past bloom.

* Blue Mustard: Chorispora tenella

* Thread-stalk Cutleaf Tansymustard: Descurainia longipedicellata

* Spring Whitlow-grass: Draba verna - Fading out of bloom.

Scalepod: Idahoa scapigera - Pods present.

* Whitetop: Lepdium appellianum ? - Beginning to bloom.

Tall Tumblemustard: Sisymbrium altissimum

* Cut-leaf Thelypody: Thelypodium laciniatum - Beginning to bloom.

* Fringepods: Thysanocarpus curvipes

Leiberg's Stonecrop: Sedum leibergii - In bud.

Alpine Alumroot: Heuchera cylindrica var. alpina - In bud.

* Bulblet Prairiestar: Lithophragma bulbifera - Fading out of bloom.

* Small-flowered Prairiestar: Lithophragma parviflorum

Brittle-leaved Saxifrage: Micranthes fragosa

* Nesting Saxifrage: Micranthes nidifica - Fading out of bloom.

* Golden Currant: Ribes aureum - Beginning to bloom.

Mock Orange: Philadelphus lewisii

* Serviceberry: Amelanchier (alnifolia ?) - Beginning to bloom. The flowers were too high to view.

Sticky Cinquefoil: Drymocallis lactea var. lactea - In bud. Not sticky. Leafy bracteate.

Common Chokecherry: Prunus virginiana var. melanocarpa - In bud.

Pearhip Rose: Rosa woodsii var. ultramontana

Himalayan Blackberry: Rubus bifrons

* Stiff Milkvetch: Astragalus conjunctus var. rickardii

* Woollypod Milkvetch: Astragalus purshii (var. purshii ?)

American Licorice: Glycyrrhiza lepidota

* Spurred Lupine: Lupinus argenteus var. heteranthus - Beginning to bloom.

* Filaree: Erodium cicutarium

* Whitestem Blazingstar: Mentzelia albicaulis

Smoothstem Blazingstar: Mentzelia laevicaulis var. laevicaulis - Basal leaf rosettes.

Western Sumac: Rhus glabra

Poison Ivy: Toxicodendron rydbergii

Annual Evening Primrose: Epilobium brachycarpum

Hedge-parsley: Caucaulis microcarpus ?

Poison Hemlock: Conium maculataum

* Canby's Desert Parsley: Lomatium canbyi - Fading out of bloom.

* Fernleaf Desert Parsley: Lomatium dissectum var. multifidum

* Pungent Desert Parsley: Lomatium grayi

Henderson's Desert Parsley: Lomatium hendersonii - Seeds maturing.

* Broad-fruit Lomatium: Lomatium triternatum ssp. platycarpum

Cusick's Shooting Star: Dodecatheon cusickii - Past bloom.

Large-flowered Collomia: Collomia grandiflora - A couple weeks from bloom.

* Midget Phlox: Microsteris gracilis - Fading out of bloom.

* Longleaf Phlox: Phlox longifolia

Silverleaf Phacelia: Phacelia hastata var. hastata

Changeable Scorpionweed: Phacelia mutabilis

Branching Phacelia: Phacelia ramosissima var. ramosissima

* Common Fiddleneck: Amsinckia menziesii var. intermedia

Henbit: Lamium amplexicaule - In bud.

* Small-flowered Blue-eyed Mary: Collinsia parviflora

* Common Monkeyflower: Erythranthe guttata

Dalmatian Toadflax: Linaria dalmatica

Cutleaf Penstemon: Penstemon richardsonii var. dentatus

Common Mullein: Verbascum thapsus

* Naked Broomrape: Orobanche uniflora var. occidentalis

* Cleavers: Galium aparine

Blue Elderberry: Sambucus nigra ssp. caerulea

* Longspur Plectritis: Plectritis ciliosa ssp. ?

* White Plectritis: Plectritis macrocera

Yarrow: Achillea millefolium - In bud.

* Low Pussytoes: Antennaria dimorpha - Fading out of bloom.

Gray Sagewort: Artemisia ludoviciana ssp. candicans

Stiff Sagebrush: Artemisia rigida

Big Sagebrush: Artemisia tridentata ssp. tridentata

* Carey's Balsamroot: Balsamorhiza careyana - Probably past peak bloom at river level.

Diffuse Knapweed: Centaurea diffusa

Sticky-flowered Rabbitbrush: Chrysothamnus viscidiflorus ssp. viscidiflorus

Wavyleaf Thistle: Cirsium undulatum

Slender Hawksbeard: Crepis atribarba - In bud.

* Goldstars: Crocidium multicaule - Fading out of bloom.

Threadleaf Daisy: Erigeron filifolius - In bud.

Desert Daisy: Erigeron linearis - In bud.

Showy Rubber Rabbitbrush: Ericameria nauseosa (var. speciosa ?)

Columbia Goldenweed: Ericameria resinosa

Oregon Sunshine: Eriophyllum lanatum (var. integrifolium ?) - In bud.

Matchbrush: Gutierrezia sarothrae

Hoary Goldaster: Heterotheca villosa (var. ?)

* False Agoseris: Nothocalais troximoides

Scotch Thistle: Onopordum acanthium

Skeletonweed: Stephanomeria (tenuifolia ?)

* Silver Puffs: Uropappus lindleyi

Animals Observed During This Hike:

Bighorn Sheep - 7.

Cottontail - 1


Red-tailed Hawk

Turkey Vulture

Northern Pygmy Owl or Northern Saw-whet Owl ? - Single note calls from dry canyon walls.

Canada Geese - Active along the banks of the John Day River.


California Quail - Actively calling.

Chukar or Gray Partridge ? - Heard.


Rock Doves - Nesting on cliff tops.

Common Crows


Downy Woodpecker

Northern Flicker

Red-winged Blackbirds

Western Meadowlarks

Starlings - Nesting on cliff tops?

Says Phoebe - Active. Much vocalization. Parents crossing the John Day River with food for young.

Song Sparrows

White-crowned Sparrows

Canyon Wrens

Cliff Swallows

Violet-green Swallow - Couldn't verify ID.

White-throated Swifts

Ruby-crowned Kinglets

Bushtits - Very numerous in riparian shrubs and trees and throughout the sagebrush on the flats lining the river.

Gopher Snake


Anise Swallowtails

Gray Hairstreak

Mourning Cloaks - Very numerous

Sara's Orange-tips - Numerous

Ant Lions

Green Tiger Beetles

Carnivorous Ground Beetles

Bumble Bees - Giant. Nectaring on Astragalus conjunctus var. rickardii

Longleaf phlox in bloom on grassy , north-facing slopes on the east side of the John Day River adjacent to the camp ground, Cottonwood Canyon State Park.......April 9, 2016. - View downstream along the John Day River towards Esau Canyon, Cottonwood Canyon State Park........April 9, 2016. - Nice bunchgrass slopes on the east side of the John Day River, about 2 miles downstream from the JS Burres trailhead, Cottonwood Canyon State Park.......April 9, 2016.

The image at left shows longleaf phlox on grassy, north-facing slopes along the east bank of the John Day River opposite the campground. The photo at center shows a view downstream towards Esau Canyon from either BLM or Cottonwood Canyon State Park lands about 2.5-3 miles downstream from the JS Burres trailhead. The photo at right shows nice bunchgrass slopes(north-facing) about one and one-half mile downstream from the JS Burres trailhead. All photos from Cottonwood Canyon State Park.......april 9, 2016.

Paul Slichter