Ponderosa Pine: Pinus ponderosa var. ponderosa
Douglas Fir: Pseudotsuga menziesii var. menziesii
Quaking Aspen: Populus tremuloides
* Elk Sedge: Carex geyeri
* Thickhead Sedge: Carex pachystachya
* Common Spikerush: Eleocharis palustris
* Needlegrass: Achnatherum sp.
* Cheatgrass: Bromus tectorum
* Bottlebrush Squirreltail: Elymus elymoides
Idaho Fescue: Festuca idahoensis
Bulbous Bluegrass: Poa bulbosa
* Nevada Blue Grass: Poa secunda ssp. juncifolia
* Sandberg's Blue Grass: Poa secunda ssp. secunda
* Bluebunch Wheatgrass: Pseudoroegenaria spicata var. spicata
Tapertip Onion: Allium accuminatum - In bud.
* Nevius' Onion: Allium nevii
* Common Camas: Camassia quamash (ssp. maxima ?)
Yellow Bells: Fritillaria pudica - Pods developing.
* Panicled Deathcamas: Toxicoscordion paniculatum
* Douglas' Brodiaea: Triteleia grandiflora var. grandiflora
Western Blue Flag: Iris missouriensis
Grass Widows: Olsynium douglasii var. douglasii - Past bloom.
* Northern Buckwheat: Eriogonum compositum (var. leianthemum ?) - Both cream and yellow-flowered forms.
* Douglas' Buckwheat: Eriogonum douglasii var. douglasii
Tall Buckwheat: Eriogonum elatum var. elatum - In bud.
Parsnipflower Buckwheat: Eriogonum heracleoides
Strict Buckwheat: Eriogonum strictum (var. proliferum ?) - In bud.
* Thymeleaf Buckwheat: Eriogonum thymoides
Douglas' Knotweed: Polygonum douglasii
Willow Dock: Rumex salicifolilus (var. ?)
* Erubescent Miner's Lettuce: Claytonia rubra ssp. rubra
* Bitterroot: Lewisia rediviva
Annual Water Minerslettuce: Montia fontana
* Lineleaf Montia: Montia linearis
Kittitas Larkspur: Delphinium multiplex
* Upland Larkspur: Delphinium nuttallianum
* Little Buttercup: Ranunculus uncinatus
* Shining Oregon Grape: Berberis aquifolium
* Bitter Wintercress: Barbarea vulgaris
* Black-flowered Rockcress: Boechera atrorubens
Cusick's Rockcress: Boechera cusickii - Fruits forming.
* Hairystem Rockcress: Boechera pauciflora
* Secund Rockcress: Boechera retrofracta
* Pennsylvania Bittercress: Cardamine pennsylvanica
* Blue Mustard: Chorispora tenella
* Tansymustard: Descurainia sp.
Spring Whitlow-grass: Draba verna - Fruits forming.
Scale Pod: Idahoa scapigera - Pods well-formed.
Clasping Peppergrass: Lepidium perfoliatum - In bud.
Jim Hill Mustard: Sisymbrium altissimum
Bulblet Prairie Stars: Lithophragma glabrum (L. bulbifera) - Past bloom.
* Small-flowered Prairie Stars: Lithophragma parviflorum
* Swamp Saxifrage: Micranthes nidifica
* Golden Currant: Ribes aureum - Past bloom.
Wax Currant: Ribes cereum var. cereum - Past bloom.
* Serviceberry: Amelanchier alnifolia
* Douglas' Hawthorn: Crataegus douglasii
Sticky Cinquefoil: Drymocallis (glandulosa var. ?) ?
* Prairie Smoke: Geum triflorum
Creambush Oceanspray: Holodiscus discolor var. discolor
Slender Cinquefoil: Potentilla gracilis var. gracilis - In bud.
* Bittercherry: Prunus emarginata
* Chokecherry: Prunus virginiana
* Antelope Bitterbrush: Purshia tridentata
Pearhip Rose: Rosa woodsii
* Yakima Milkvetch: Astragalus reventiformis
* Few-flowered Pea: Lathyrus pauciflorus var. pauciflorus
* Spurred Lupine: Lupinus arbustus
Stony Ground Lupine: Lupinus saxosus - Fruits forming.
Bighead Clover: Trifolium macrocephalum - Past bloom.
American Vetch: Vicia americana
False Mermaid: Floerkea proserpinacoides
Oregon Checkermallow: Sidalcea oregana var. oregana
* Hooked Spur Violet: Viola adunca
Sagebrush Violet: Viola trinervata - Past bloom.
Tall Annual Willowherb: Epilobium brachycarpum
* Small-flowered Willowherb: Epilobium minutum - In bloom around the observatory.
* Obscure Suncup: Neoholmgrenia andina
* Hilgard's Suncup: Neoholmgrenia hilgardii
* Swale Desert Parsley: Lomatium ambiguum
Canby's Desert Parsley: Lomatium canbyi - Fruits maturing.
Large-fruit Desert Parsley: Lomatium macrocarpum - Fruits well developed.
* Fern-leaved Desert Parsley, Chocolate Tips: Lomatium multifidum
* Barestem Desert Parsley: Lomatium nudicaule
* Nine-leaf Desert Parsley: Lomatium triternatum var. triternatum
* Mountain Sweet-cicely: Osmorhiza occidentalis
Gairdner's Yampah: Periderida montana - Leaves.
Large-flowered Collomia: Collomia grandiflora
Scarlet Gilia: Ipomopsis aggregata ssp. aggregata - In bud.
Midget Phlox: Microsteris gracilis - Past bloom.
* Showy Phlox: Phlox speciosa
Littlebells Polemonium: Polemonium micranthum - Past bloom.
* Ball-head Waterleaf: Hydrophyllum capitatum var. capitatum - Fading out of bloom.
Great Basin Nemophila: Nemophila breviflora - Past bloom.
Silverleaf Phacelia: Phacelia hastata var. hastata - In bud.
* Lineleaf Phacelia: Phacelia linearis
* Corn Gromwell: Buglossoides arvensis
* Cryptanth: Cryptantha sp. - Small-flowered species on scablands around observatory.
* Puccoon: Lithospermum ruderale
* Scouler's Popcorn Flower: Plagiobothrys scouleri
Mountain Balm: Monardella odoratissima - Growing in vernal creeks.
* Harsh Paintbrush: Castilleja hispida var. acuta
* Thompson's Paintbrush: Castilleja thompsonii
* Small-flowered Blue-eyed Mary: Collinsia parviflora
* Gairdner's Penstemon: Penstemon gairdneri var. gairdneri
Common Mullein: Verbascum thapsus
* American Brooklime: Veronica americana
* Corn Speedwell: Veronica arvensis
* Thyme-leaved Speedwell: Veronica serpyllifolia var. serpyllifolia
Common Plantain: Plantago major
Common Snowberry: Symphoricarpos albus var. laevigatus
Mountain Snowberry: Symphoricarpos rotundifolius var. vaccinioides (S. oreophilus)
Yarrow: Achillea millefolium
* Annual Agoseris: Agoseris heterophylla
* Pearly Pussytoes: Antennaria anaphaloides
Stoloniferous Everlasting: Antennaria flagellaris
* Heartleaf Arnica: Arnica cordifolia
* Twin Arnica: Arnica sororia
Western Wormwood: Artemisia ludoviciana (ssp. ?)
Stiff Sagebrush: Artemisia rigida
* Carey's Balsamroot: Balsamorhiza careyana
* Hooker's Balsamroot: Balsamorhiza hookeri
* Silvercrown Luina: Cacaliopsis nardosmia - Beginning to bloom.
Diffuse Knapweed: Centaurea diffusa
Bull Thistle: Cirsium vulgare
Bearded Hawksbeard: Crepis barbigera - In bud.
* Low Hawksbeard: Crepis modocensis
Gray Rabbitbrush: Ericameria nauseosa
* Yellow Desert Daisy: Erigeron linearis
* Cushion Fleabane: Erigeron poliospermus
Scouler's Hawkweed: Hieracium scouleri - In bud.
* Mountain Tarweed: Madia glomerata
* Slender Tarweed: Madia gracilis ?
Pineappleweed: Matricaria discoidea
Narrowleaf Goldenweed: Nestotus stenophyllus - Past bloom.
False Agoseris: Nothocalais troximoides - Past bloom.
* Western Groundsel: Senecio integerrimus var. exaltatus
* Woolly Goldenweed: Stenotus lanuginosus var. lanuginosus
* Common Dandelion: Taraxacum officinale
Yellow Salsify: Tragopogon dubius - In bud.
* Northern Mule's Ears: Wyethia amplexicaulis
California Squirrels
Yellow Pine Chipmunks
American Kestrels
Red-tailed Hawks
Turkey Vultures
Ruffed Grouse - booming in forest near the observatory.
Ravens
Lewis' Woodpeckers
Northern Flicker
Western Meadowlarks
American Robins
Western Bluebirds
Spotted Towhees
American Goldfinches
Cassin's Finches
Chipping Sparrows
Dark-eyed Juncos
Vesper Sparrows
Pine Siskins
House Wrens
California Tortoiseshells
Julia's Orangetips
Ochre Ringlets
Snowberry Checkerspot