Comprehensive Catherine Creek Plant List
Licorice Fern: Polypodium glycyrrhiza
Ponderosa Pine: Pinus ponderosa var. ponderosa
Black Cottonwood: Populus trichocarpa - Beginning to leaf out.
Oregon White Oak: Quercus garryana var. garryana
Bulbous Blue Grass: Poa bulbosa
Tapertip Onion: Allium accuminatum - Basal leaves.
Ball-head Cluster Lily: Dichelostemma congestum - Basal leaves only.
Common Camas: Camassia quamash (var. breviflora ?) - Many plants with well-formed flower buds.
* Chocolate Lily: Fritillaria affinis
* Yellow Bells: Fritillaria pudica - Fading out of bloom at low elevation. Still a decent bloom at elevations above the top of the arch.
* Meadow Death-camas: Toxicoscordion venenosum var. venenosum
* Grass Widows: Olsynium douglasii var. douglasii - Fading out of bloom.
* Miner's Lettuce: Claytonia perfoliata ssp. perfoliata
Bitterroot: Lewisia rediviva - A few plants with flower buds.
Water Chickweed: Montia fontana var. tenerrima
* Line-leaf Montia: Montia linearis - Fading out of bloom.
* Jagged Chickweed: Holosteum umbellatum
* Chickweed: Stellaria media
* Upland Larkspur: Delphinium nuttallianum
* Western Buttercup: Ranunculus occidentalis var. occidentalis
* Shining Oregon Grape: Berberis aquifolium
* Oaks Toothwort: Cardamine nuttallii
* Little Western Bittercress: Cardamine oligosperma - Fading out of bloom except in shaded places.
* Spring Whitlow Grass: Draba verna
* Fringe Pod: Thysanocarpus curvipes
* Bulblet Prairie Star: Lithophragma bulbifera (now Lithophragma glabrum)
* Smooth Praire Star: Lithophragma glabrum
* Small-flowered Prairie Star: Lithophragma parviflorum - Beginning to bloom.
* Peak Saxifrage: Micranthes fragosa
* Northwestern Saxifrage: Micranthes integrifolia
* Rusty-hair Saxifrage: Micranthes rufidula
Oceanspray: Holodiscus discolor
Annual Burnet: Poteridium annuum
* Small-flowered Lupine: Lupinus micranthus
* Columbia Gorge Lupine: Lupinus latifolius x sericeus (Lupinus latifolius var. latifolius) - A few plants with budding racemes visible.
* Filaree: Erodium cicutarium
Dovefoot Geranium: Geranium molle
Poison Oak: Toxicodendron diversilobum
* Columbia Desert Parsley: Lomatium columbianum
* Klickitat Desert Parsley: Lomatium klickitatense
* Biscuitroot: Lomatium macrocarpum (yellow-flowered form)
* Bare-stem Desert Parsley: Lomatium nudicaule
* Butterfly-loving Desert Parsley: Lomatium papilioniferum
* Nineleaf Desert Parsley: Lomatium triternatum var. triternatum
* Poet's Shooting Star: Dodecatheon poeticum - Still a week or two from peak bloom.
* Midget Phlox: Microsteris gracilis
* Rigid Fiddleneck: Amsinckia retrorsa
* Rusty Popcorn Flower: Plagiobothrys nothofulvus
* Scouler's Popcorn Flower: Plagiobothrys scouleri var. penicillatus
* Slender Popcorn Flower: Plagiobothrys tenellus
* Small-flowered Blue-eyed Mary: Collinsia parviflora
* Few-flowered Blue-eyed Mary: Collinsia sparsiflora var. bruceae
* Chickweed Monkey Flower: Erythranthe alsinoides
* Common Monkey Flower: Erythranthe guttata
Barrett's Penstemon: Penstemon barrettiae
Dwarf Owl-clover: Triphysaria pusilla
* Small-flowered Tonella: Tonella tenella
* Naked Broomrape: Aphyllon purpureum
Bedstraw, Cleavers: Galium aparine
* Big Root: Marah oreganus - Beginning to bloom.
* Rosy Plectritis: Plectritis congesta
* Northwest Balsamroot: Balsamorhiza careyana x deltoidea- A few plants with flower buds at lower elevations.
* Gold Stars: Crocidium multicaule
* False Agoseris, Prairie Dandylion: Nothocalais troximoides - Beginning to bloom.
Turkey Vultures
Western Meadowlarks
American Robins
Western Bluebirds
Violet-green Swallows