[Wildflower Bloom in Central and Eastern Oregon: 2017]

Wildflowers of Big Summit Prairie

Balds and riparian areas adjacent to Road 30 and south of the junction with FS Road 3000-100, near the old Cold Springs Guard Station

T14S R22E S18 SW1/4 of SW1/4

Ochoco National Forest

June 3, 2018

Masses of elkhorns clarkia (Clarkia pulchella) blooming on balds near Cold Springs Guard Station, Ochoco National Forest.......June 21, 2017.

Masses of elkhorns clarkia (Clarkia pulchella) blooming on balds near Cold Springs Guard Station, Ochoco National Forest.......June 21, 2017.

* indicates the wildflower is currently in bloom.

Western Juniper: Juniperus occidentalis

Ponderosa Pine: Pinus ponderosa var. ponderosa

* Golden Sedge: Carex aurea

* Smallfruit Sedge: Carex microptera

* Nebraska Sedge: Carex nebrascensis

* Short-beaked Sedge: Carex simulata

* Lemmon's Needlegrass: Achnatherum lemmonii var. lemmonii

* Meadow Foxtail: Alopecurus pratensis

* Meadow Brome: Bromus commutatus

* Smooth Brome: Bromus inermis

* Cheatgrass: Bromus tectorum

* Orchard Grass: Dactylis glomerata

* Tufted Hairgrass: Deschampsia cespitosa

* One-spike Oatgrass: Danthonia unispicata

* Bottlebrush Squirreltail: Elymus elymoides

* Sandberg's Bluegrass: Poa secunda ssp. secunda

* Bluebunch Wheatgrass: Pseudoroegneria spicata

* North African Grass: Ventenata dubia

Tapertip Onion: Allium accuminatum - In bud.

* Small Camas: Camassia quamash ssp. breviflora

Yellow Bells: Fritillaria pudica - Pods forming.

* Panicled Deathcamas: Toxicoscordion paniculatum

* Meadow Deathcamas: Toxicoscordion venenosum

Hyacinth Cluster Lily: Triteleia hyacinthina - In bud.

* Western Blue Flag: Iris missouriensis - Beginning to bloom.

* Western Blue-eyed Grass: Sisyrinchium idahoense var. occidentale

* American Bistort: Bistorta bistortoides

* Parsnipflower Buckwheat: Eriogonum heracleoides var. heracleoides

* Bicolor Sulphur Buckwheat: Eriogonum umbellatum var. dicrocehalum ? - Flowers either yellow or creamy on different plants. Upper leaf surface greenish.

Douglas' Knotweed: Polygonum douglasii? or Polygonum sawatchense ?

* Mountain Sorrel: Rumex paucifolius

* Water Chickweed: Montia chamissoi

* Linearleaf Montia: Montia linearis - Fading out of bloom.

* Goldie's Starwort: Stellaria longipes ssp. longipes

Meadow Larkspur: Delphinium distichum - In bud.

* Upland Larkspur: Delphinium nuttallianum - Fading out of bloom.

* Western Buttercup: Ranunculus occidentalis

* Little Buttercup: Ranunculus uncinatus

Daggerpods: Phoenicaulis cheiranthoides - Fruits developing.

Wormleaf Stonecrop: Sedum stenopetalum ssp. stenopetalum

* American Wintercress: Barbarea orthoceras

* Largeleaved Avens: Geum macrophyllum var. perincisum

* Prairie Smoke: Geum triflorum var. ciliatum

* Small-flowered Horkelia: Horkelia fusca ssp. parviflora

* Fan-leaved Cinquefoil: Potentilla gracilis var. fastigiata

* Fan-leaved Cinquefoil: Potentilla gracilis var. flabelliformis

Annual Burnet: Poteridium occidentale

Antelope Bitterbrush: Purshia tridentata

Velvet Lupine: Lupinus leucophyllus

* Many-stalked Clover: Trifolium longipes var. multipedunculatum - Fading out of bloom. red flowers

* Western Blue Flax: Linum lewisii var. lewisii ? - Beginning to bloom.

* Oregon Checkermallow: Sidalcea oregana (ssp. ?) - In bud.

* Long-leaf Evening-primrose: Taraxia subacaulis

Cow Parsnip: Heracleum maximum

Donnell's Desert Parsley: Lomatium donnellii - Fruits maturing.

* Slender-fruited Desert Parsley: Lomatium leptocarpum - Fading out of bloom.

* Western Sweet Cicely: Osmorhiza occidentalis

Gairdner's Yampah: Perideridia gairdneri

* Narrowleaf Collomia: Collomia linearis

Dwarf Hesperochiron: Hesperochiron pumilus

Ballhead Waterleaf: Hydrophyllum capitatum var. alpinum - Past bloom.

* Smallflowered Nemophila: Nemophila parviflora var. austiniae - Fading out of bloom.

* Meadow Nemophila: Nemophila pedunculata

* Cusick's Paintbrush: Castilleja cusickii

* Pale Paintbrush: Castilleja oresbia - Fading out of bloom.

* Small-flowered Blue-eyed Mary: Collinsia parviflora - Fading out of bloom.

* Dwarf Purple Monkeyflower: Diplacus nana

* Gairdner's Penstemon: Penstemon gairdneri var. gairdneri - Beginning to bloom.

* Rydberg's Penstemon: Penstemon rydbergii (var. oreocharis ?)

Red Bessya: Synthyris rubra - Past bloom.

* Hairy Purslane Speedwell: Veronica peregrina var. xalapensis

* Northern Bedstraw: Galium boreale

* Edible Valerian: Valeriana edulis

* Yarrow: Achillea millefolium

* Pale Agoseris: Agoseris glauca var. glauca

Annual Agoseris: Agoseris heterophylla

Silvery Arnica: Arnica chamissonis ssp. incana

Low Sagebrush: Artemisia arbuscula (ssp. arbuscula ?)

Stiff Sagebrush: Artemisia rigida

* Rough Eyelashweed: Blepharipappus scaber - Beginning to bloom.

Hoary False Yarrow: Chaenactis douglasii var. douglasii - In bud.

Elk Thistle: Cirsium scariosum - In bud.

* Gray Hawksbeard: Cirsium intermedia

Gray Rabbitbrush: Ericameria nauseosa (ssp. speciosa ?)

* Scabland Fleabane: Erigeron bloomeri var. bloomeri

* Yellow Desert Daisy: Erigeron linearis

False Agoseris: Nothocalais troximoides - Seed Heads.

* Sweet Marsh Butterweed: Senecio hydrophiloides

* Western Groundsel: Senecio integerrimus var. exaltatus


Paul Slichter