Comprehensive Catherine Creek Plant List
Earth Stars: Geaster sp.
Wolf Lichen: Letharia vulpina
Cartilage Lichen: Ramalina subleptocarpha ?
Glossy Red Bryum Moss: Bryum miniatum
Fire Moss: Ceratodon purpureus
Homalothecium Moss: Homalothecium sp.
Juniper Haircap Moss: Polytrichum juniperinum
Polytrichum Moss: Polytrichum pilferum
Elongate Racomitrium Moss: Racomitrium elongatum ?
Wallace's Spikemoss: Selaginella wallacei
Podfern: Aspidotis densa - New foliage emerging.
Fragile Fern: Cystopteris fragilis
Licorice Fern: Polypodium glycyrrhiza
Imbricate Fern: Polystichum imbricans
Sword Fern: Polystichum munitum - Restricted to the floor of oak and conifer forests here.
Ponderosa Pine: Pinus ponderosa var. ponderosa
Oregon White Oak: Quercus garryana
* Common Woodrush: Luzula multiflora (L. campestris v. congesta)
* Bulbous Blue Grass: Poa bulbosa
* Leiberg's Bluegrass: Poa leibergii
* Nevada Bluegrass: Poa secunda ssp. juncifolia
* Sandberg's Bluegrass: Poa secunda ssp. secunda
Tapertip Onion: Allium accuminatum - Basal leaves abundant on rock outcrops with shallow soils.
Ball-head Cluster Lily: Dichelostemma congestum (formerly Brodiaea congesta) - Basal leaves only.
* Common Camas: Camassia quamash var. breviflora - One plant seen in bloom. Many plants with well-formed flower buds.
* Glacier Lily: Erythronium grandiflorum var. grandiflorum
Chocolate Lily: Fritillaria affinis - Many plants with well-formed flower buds.
* Yellow Bells: Fritillaria pudica - Fading out of bloom at low elevation. Still a decent bloom at elevations above the top of the arch.
Bicolored Cluster Lily: Triteleia grandiflora var. howellii - Several plants in bud.
* Meadow Death-camas: Zigadenus venenosus var. venenosus - Beginning to bloom.
* Grass Widows: Olsynium douglasii (old var. douglasii) - Fading out of bloom.
Rein-orchid: Piperia sp.
* Miner's Lettuce: Claytonia perfoliata ssp. intermontana
* Miner's Lettuce: Claytonia perfoliata var. perfoliata - Beginning to bloom.
Bitterroot: Lewisia rediviva - A few plants with small flower buds.
* Dwarf Montia: Montia dichotoma
* Water Chickweed: Montia fontana var. tenerrima
* Line-leaf Montia: Montia linearis
* Chickweed: Stellaria media
Shiny Starwort: Stellaria nitens - In bud along old Highway 8.
* Upland Larkspur: Delphinium nuttallianum var. nuttallianum - Mostly in bud, but one plant was beginning to flower along the road north towards the Arch.
* Western Buttercup: Ranunculus occidentalis var. occidentalis
* Shining Oregon Grape: Berberis aquifolium
* Dutchman Breeches: Dicentra cucullaria
* Oaks Toothwort: Cardamine nuttallii
* Little Western Bittercress: Cardamine oligosperma - Fading out of bloom except in shaded places.
* Spring Whitlow Grass: Draba verna
Scale Pod: Idahoa scapigera - Pods visible.
* Shepherd's Cress: Teesdalia nudicaulis
* Smooth Praire Star: Lithophragma glabrum (Synonym: Lithophragma glabra)
* Small-flowered Prairie Star: Lithophragma parviflorum - Beginning to bloom.
Northwestern Saxifrage: Saxifraga integrifolia var. claytoniifolia - In bud.
* Northwestern Saxifrage: Saxifraga integrifolia var. integrifolia
* Rustyhair Saxifrage: Saxifraga rufidula
Mock Orange: Philadelphus lewisii - Beginning to leaf out.
Oceanspray: Holodiscus discolor
Annual Burnet: Sanguisorba occidentalis (Synonym: Sanguisorba annua)
* Small-flowered Lupine: Lupinus micranthus - Beginning to bloom.
Columbia Gorge Lupine: Lupinus latifolius x sericeus - Some plants with budding racemes visible near Catherine Creek.
Bighead Clover: Trifolium macrocephalum
* Sand Clover: Trifolium oliganthum (formerly Trifolium variegatum) - A few plants beginning to bloom on the downhill side of old Highway 8.
* Cutleaf Violet: Viola sheltonii - Beginning to bloom.
* Filaree: Erodium cicutarium
Dovefoot Geranium: Geranium molle
Poison Oak: Rhus diversiloba - A few plants with signs they are about to leaf out.
* Columbia Desert Parsley: Lomatium columbianum- Past peak bloom.
* Pungent Desert Parsley: Lomatium grayii
* Biscuitroot: Lomatium macrocarpum (yellow-flowered form)
Bare-stem Desert Parsley: Lomatium nudicaule
* Salt and Pepper: Lomatium piperi - Fading out of bloom.
Suksdorf's Desert Parsley: Lomatium suksdorfii - Nearly in bloom.
* Nineleaf Desert Parsley: Lomatium triternatum var. triternatum - Beginning to bloom.
Common Sweet-cicely: Osmorhiza berteroi
Western Snakeroot: Sanicula crassicaulis
* Sierra Snakeroot: Sanicula graveolens
* Desert Shooting Star: Dodecatheon conjugens
* Poet's Shooting Star: Dodecatheon poeticum - Still a week or two from peak bloom.
* Midget Phlox: Microsteris gracilis
* Ballhead Waterleaf: Hydrophyllum capitatum var. thompsonii - Beginning to bloom.
Woods Nemophila: Nemophila parviflora (var. austiniae ?) - Leaves observed at the locations having glacier lilies and dutchman's breeches.
* Meadow Nemophila: Nemophila pedunculata
* Rigid Fiddleneck: Amsinckia retrorsa
* Common Cryptanth: Cryptantha intermedia - Beginning to bloom.
* Great Houndstongue: Cynoglossum grande
* Rusty Popcorn Flower: Plagiobothrys nothofulvus
* Slender Popcorn Flower: Plagiobothrys tenellus
* Small-flowered Blue-eyed Mary: Collinsia parviflora
* Few-flowered Blue-eyed Mary: Collinsia sparsiflora - Beginning to bloom.
* Chickweed Monkey Flower: Mimulus alsinoides
* Common Monkey Flower: Mimulus guttatus - Beginning to bloom.
Barrett's Penstemon: Penstemon barrettiae
Dwarf Owl-clover: Triphysaria pusilla
* Naked Broomrape: Orobanche uniflora var. purpurea
Bedstraw, Cleavers: Galium aparine
Big Root: Marah oreganus
* Long-spurred Plectritis: Plectritis ciliosa
* Rosy Plectritis: Plectritis congesta
* White Plectritis: Plectritis macrocera
Yarrow: Achillea millefolium - In bud along Old Highway 8.
Spearleaf Agoseris: Agoseris retrorsa
* Northwest Balsamroot: Balsamorhiza deltoidea/ sagittata - A few plants beginning to bloom.
* Gold Stars: Crocidium multicaule
* False Agoseris, Prairie Dandylion: Nothocalais troximoides - Beginning to bloom.
Western Groundsel: Senecio integerrimus var. exaltatus - Basal leaves only.
* Common Groundsel: Senecio vulgaris
* Common Dandylion: Taraxacum officinale
Red-tailed Hawks
Kestrels
Turkey Vultures
Northern Flicker
Lewis' Woodpecker
Stellers Jays
Scrub Jays
Western Meadowlarks
American Robins
Western Bluebirds
Dark-eyed Juncos
Violet-green Swallows
Water Striders