[Wildflower Bloom in Central and Eastern Oregon: 2017]

Wildflowers of Rock Creek & Potter Meadows

From the trailhead for the Ochoco Mountain Trail #823 on Road #38 hiking north to the Waterman Ditch

Ochoco National Forest

July 13, 2017

Rock Creek riparian area along the Ochoco Mountains Trail #823, Ochoco National Forest.......September 27, 2016. - Fall foliage along Rock Creek from the Ochoco Mt. Trail #823 near the Waterman Ditch, Ochoco National Forest.......September 27, 2016.

Several views of Rock Creek from along the Ochoco Mountain Trail #823. The first is from a little ways down the creek from the trail bridge showing riparian vegetation. The second shows fall foliage along the creek from uphill on the trail, near the Waterman Ditch. Ochoco National Forest........September 27, 2016.

Weather: Temperatures in the low 70s in the morning climbing to the high 70s by the afternoon. The morning saw clear skies with a light wind that persisted all day long which made the hike comfortable.

This portion of the Ochoco Mountain Trail #823 which extends down into Rock Creek is accessed via Road #38 at a trailhead on the north side of the road opposite Potter Meadows a few miles west of the Black Canyon Wilderness. The first quarter mile or so of the trail drops north steeply into Rock Creek to a bridge crossing. The trail then follows the east side of the creek downstream, sometimes at the interface between woods and riparian area, and sometimes high above the river traversing steep balds. In this hike, we hiked downstream about 2.7 miles to the Waterman Ditch (a loss of about 580') and returned.


* indicates the wildflower is currently in bloom.

California White Fir: Abies concolor x Abies grandis

Mountain Alder: Alnus incana ssp. tenuifolia

Western Juniper: Juniperus occidentalis

Western Larch: Larix occidentalis

Lodgepole Pine: Pinus contorta var. latifolia

Ponderosa Pine: Pinus ponderosa var. ponderosa

Quaking Aspen: Populus tremuloides

Black Cottonwood: Populus trichocarpa

Douglas Fir: Pseudotsuga menziesii var. menziesii

Common Horsetail: Equisetum arvense

* Baltic Rush: Juncus balticus ssp. ater

* Dagger-leaved Rush: Juncus ensifolius

* Woodrush: Luzula sp.

Elk Sedge: Carex geyeri

* Hood's Sedge: Carex hoodii

* Kellogg's Sedge: Carex kelloggii var. kelloggii

* Small-wing Sedge: Carex microptera

* Woolly Sedge: Carex pellita

* Bladder Sedge: Carex utriculata

* Small-fruited Bulrush: Scirpus microcarpus

* Lemmon's Needlegrass: Achnatherum lemmonii var. lemmonii

* California Brome: Bromus carinatus var. marginatus

* Meadow Brome: Bromus commutatus - Potter Meadows.

* Smooth Brome: Bromus inermis

* Slender Woodreed: Cinna latifolia ?

* Orchard Grass: Dactylis glomerata - Potter Meadows

* Hairgrass: Deschampsia sp. - Potter Meadows.

* Bottlebrush Squirreltail: Elymus elymoides (var. elymoides or hordeoides ?)

* Blue Wildrye: Elymus glaucus

* Idaho Fescue: Festuca idahoensis

* Alpine Timothy: Phleum alpinum

* Timothy: Phleum pratense

Bulbous Bluegrass: Poa bulbosa

* North African Grass: Ventenata dubia

* Tapertip Onion: Allium accuminatum

Swamp Onion: Allium madidum ?

* Glaucous Deathcamas: Anticlea elegans

Star-flowered False Solomon Seal: Maianthemum stellatum

* Hyacinth Cluster Lily: Triteleia hyacinthina

* California False Hellebore: Veratrum californicum var. californicum

* White Bog Orchid: Platanthera dilatata var. leucostachys

American Bistort: Bistorta bistortoides

* Douglas' Knotweed: Polygonum douglasii

* Rocky Mountain Western Dock: Rumex occidentalis

* Water Montia: Montia chamissoi - Potter Meadows.

* Sticky Mouse-ear Chickweed: Cerastium glomeratum

Bigleaf Sandwort: Moehringia macrophylla

* Menzie's Catchfly: Silene menziesii

* Oregon Catchfly: Silene oregana

* Goldie's Starwort: Stellaria longipes ssp. longipes

* Columbia Monkshood: Aconitum columbianum ssp. columbianum

* Western Columbine: Aquilegia formosa

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

Little Buttercup: Ranunculus uncinatus

Fendler's Meadow-rue: Thalictrum fendleri - Fruits form.

Brown's Peony: Paeonia brownii - Fruits forming.

Creeping Oregon Grape: Berberis repens

Secund Rockcress: Boechera retrofracta

* Large Mountain Bittercress: Cardamine cordifolia

Tower Mustard: Turritis glabra - Fruits developing.

* Wormleaf Stonecrop: Sedum stenopetalum

Daggerpods: Phoenicaulis cheiranthoides - Fruits well-formed.

Nesting Saxifrage: Micranthes nidfica

* Stream Saxifrage: Micranthes odontoloma

* Oregon Saxifrage: Micranthes oregana

Mitrewort: Mitella (pentandra ?) - Past bloom.

Wax Currant: Ribes cereum var. cereum

* Western Black Currant: Ribes hudsonianum var. petiolare

* Swamp Currant: Ribes lacustre - Fading out of bloom.

Saskatoon Serviceberry: Amelanchier alnifolia (var. alnifolia ?)

* Sharp-toothed Cinquefoil: Drymocallis convallaria

* Nevada Cinquefoil: Drymocallis lactea var. lactea

* Broadpetal Strawberry: Fragaria virginiana ssp. platypetala

* Rydberg's Largeleaf Avens: Geum macrophyllum var. perincisum

* Slender Cinquefoil: Potentilla gracilis var. fastigiata

* Fan-leaved Cinquefoil: Potentilla gracilis var. flabelliformis

* Annual Burnet: Poteridium occidentale

* Kellogg's Spurred Lupine: Lupinus argenteus var. heteranthus

* Broadleaf Lupine: Lupinus latifolius var. latifolius

* Cup Clover: Trifolium cyathiferum - Fading out of bloom.

Bighead Clover: Trifolium macrocephalum - Past bloom.

* Springbank Clover: Trifolium wormskjoldii

* Oregon Checkermallow: Sidalcea oregana (ssp. oregana ?)

* Rydberg's Geranium: Geranium viscosissimum var. incisum

Hooked Spur Violet: Viola adunca

* Fireweed: Chamaenerion angustifolium var. canescens - Beginning to bloom.

* Enchanter's Nightshade: Circaea alpina

* Tall Annual Willowherb: Epilobium brachycarpum

* Purple-leaved Willowherb: Epilobium ciliatum ssp. ciliatum

* Small-flowered Willowherb: Epilobium minutum - Potter Meadows.

* Stiff Spikeprimrose: Epilobium torreyi - Potter Meadows.

* Diffuse Groundsmoke: Gayophytum diffusum (ssp. ?)

Long-leaved Evening Primrose: Taraxia subacaulis

* Sharptooth Angelica: Angelica arguta

* Cow Parsnip: Heracleum maximum

* Gray's Lovage: Ligusticum grayi

Slender-fruit Desert Parsley: Lomatium leptocarpum - Fruits maturing.

Barestem Desert Parsley: Lomatium nudicaule

Common Sweet Cicely: Osmorhiza berteroi

Western Sweet Cicely: Osmorhiza occidentalis

* Bolander's Yampah: Perideridia bolanderi - Potter Meadows.

Sierra Snakeroot: Sanicula graveolens

Grouseberry: Vaccinium scoparium

False Mermaid: Floerkea proserpinacoides

* Large-flowered Collomia: Collomia grandiflora

* Narrow-leaved Collomia: Collomia linearis - Fading out of bloom.

* Yellow-staining Collomia: Collomia tinctoria

* Scarlet Gilia: Ipomopsis aggregata

* Harkness' Linanthus: Leptosiphon harknessii

Midget Phlox: Microsteris gracilis

* Mountain Navarretia: Navarretia divaricata

* Prickly Navarretia: Navarretia intertexta (ssp. propinqua ?)

* Western Polemonium: Polemonium occidentale

Ballhead Waterleaf: Hydrophyllum capitatum var. alpinum

Great Basin Nemophila: Nemophila breviflora

Austin's Small-flowered Nemophila: Nemophila parviflora var. austiniae

Meadow Nemophila: Nemophila pedunculata

* Purple Phacelia: Phacelia hastata var. alpina

Blue Stickseed: Hackelia micrantha

* Slender Branch Popcornflower: Plagiobothrys leptocladus ?

* Nettleleaf Horsemint: Agastache urticifolia var. urticifolia

* Wavyleaf Paintbrush: Castilleja applegatei var. pinetorum

* Common Paintbrush: Castilleja miniata var. miniata

* Hairy Paintbrush: Castilleja tenuis

Small-flowered Blue-eyed Mary: Collinsia parviflora

* Common Monkeyflower: Erythranthe guttata

* Musk Monkeyflower: Erythranthe moschata

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

Showy Penstemon: Penstemon speciosus

* American Brooklime: Veronica americana

Broad-leaved Plantain: Plantago major

Low Mountain Bedstraw: Galium bifolium

* Northern Bedstraw: Galium boreale

* Fragrant Bedstraw: Galium triflorum

Black Twinberry: Lonicera involucrata - Fruits ripening.

* Common Snowberry: Symphoricarpos albus var. laevigatus

Rareflower Heterocodon: Heterocodon rariflorum

Mountain Heliotrope: Valeriana sitchensis

* Yarrow: Achillea millefolium

* Orange Agoseris: Agoseris aurantiaca

Pale Agoseris: Agoseris glauca - In bud.

Annual Agoseris: Agoseris heterophylla

* Pearly Everlasting: Anaphalis margaritacea - Beginning to bloom.

* Woodrush Everlasting: Antennaria luzuloides ssp. aberrans - Fading out of bloom.

* Rosy Pussytoes: Antennaria rosea

Silvery Arnica: Arnica chamissonis var. incana - In bud. Potter Meadows.

* Streambank Arnica: Arnica lanceolata ssp. prisca 

* Heart-leaved Arnica: Arnica cordifolia - Fading out of bloom.

Canada Thistle: Cirsium arvense

Elk Thistle: Cirsium scariosum

* Tapertip Hawksbeard: Crepis acuminata

* Peregrine Fleabane: Erigeron glacialis var. glacialis

* Showy Fleabane: Erigeron speciosus

* Western Woolly Sunflower: Eriophyllum lanatum var. integrifolium

Showy Aster: Eurybia conspicua

Rough-leaved Aster: Eurybia radulina

* Rocky Mountain Sunflower: Helianthella uniflora var. douglasii

* White-flowered Hawkweed: Hieracium albiflorum

* Mountain Tarweed: Madia glomerata

* Slender Tarweed: Madia gracilis

* Nodding Microseris: Microseris nutans

False Agoseris: Nothocalais troximoides

* Streambank Butterweed: Packera pseudaurea var. pseudaurea

* Western Coneflower: Rudbeckia occidentalis

* Sweet Marsh Butterweed: Senecio hydrophiloides - Potter Meadows.

Western Groundsel: Senecio integerrimus var. exaltatus - Past bloom.

* Tall Butterweed: Senecio serra - Beginning to bloom.

Goldenrod: Solidago lepida (var. ?)

Common Dandelion: Taraxacum officinale

* Oyster Plant: Tragopogon dubius

White-headed Mules Ears: Wyethia (helianthoides ?) - Long past bloom.


Animals Observed During This Hike:

Elk - tracks

Chipmunk

Red Squirrel - Calling.

Stellers Jay

Northern Flicker

Western Wood Peewee

Western Bluebirds

Song Sparrows

Mountain Chickadees

Red-breasted Nuthatches

Trout in Rock Creek

Mourning Cloak

West Coast Lady

Fritillary

Sulphurs


Paul Slichter