* Indicates a wildflower currently in bloom.
Bicolored Harvest Lily: Triteleia grandiflora var. howellii - In bud at lower to medium elevations.
* Pale-anthered Glacier Lily: Erythronium grandiflorum var. pallidum - In massive bloom under the oak trees just below the north side of the summit ridge.
* Yellow Bells: Fritillaria pudica - Good bloom yet on the upper, north-facing slopes of the ridge.
Heart-leaf Buckwheat: Eriogonum compositum var. compositum
Scabland Wild Buckwheat: Eriogonum sphaerocephalum var. sublineare
Tall Buckwheat: Eriogonum elatum
Strict Buckwheat: Eriogonum strictum var. proliferum
* Lance-leaf Springbeauty: Claytonia lanceolata
* Miner's Lettuce: Claytonia perfoliata
Bitterroot: Lewisia rediviva
Franklin's Sandwort: Arenaria franklinii var. franklinii - No blooms yet.
* Upland Larkspur: Delphinium nuttallianum - Common at all elevations.
* The Dalles Mt. Buttercup: Ranunculus triternatus - A few still in bloom at the highest elevations and on the north-facing slopes.
* Sickle-pod Rock Cress: Boechera atrorubens - Nice bloom at the highest elevations of the summit ridge.
* Oaks Toothwort: Cardamine nuttallii - Nice bloom under the oak trees.
* Douglas' Draba: Cusickiella doulgasii - Still in fairly good bloom.
* Spring Whitlow-grass: Draba verna
Scale Pod: Idahoa scapigera - Pods only.
* Dagger Pod: Phoenicaulis cheiranthoides - Fairly numerous bloom at the higher elevations.
* Fringe Pod: Thysanocarpus curvipes - Still in bloom with lots of ripe seed pods.
* Bulblet prairie Star: Lithophragma bulbifera (Currently included as part of Lithophragma glabrum) - Common at all elevations.
* Smooth Prairie Star: Lithophragma glabrum - A few in bloom.
* Small-flowerd Prairie Star: Lithophragma parviflora - A few in bloom.
Serviceberry: Amelanchier alnifolia
Ocean Spray: Holodiscus discolor
* Hood River Milk-vetch: Astragalus hoodianus - Beginning bloom in the grassy patches at the intersection of WA State Highway 14 and The Dalles Mt. Rd.
* Woolly-pod Milk-vetch: Astragalus purshii - Many nice sized plants seen in bloom.
* Yakima Milk-vetch: Astragalus reventiformis - Beginning to bloom at middle elevations.
* Few-flowered Pea: Lathyrus pauciflorus var. pauciflorus - Leafy stems up to 8 cm high at higher elevations.
* Bicolored Lupine: Lupinus bicolor - In bloom along the Dalles Mt. Road.
* Columbia Gorge Broad-leaf Lupine: Lupinus latifolius var. latifolius (formerly var. thompsonianus) Beginning bloom just below the parking area for the .
* Stony-ground Lupine: Lupinus polyphyllus var. saxosus - Several plants beginning to bloom.
* Big-head Clover: Trifolium macrocephalum - Many plants in bloom, although bloom at the higher elevations is a week or two away.
* Filaree: Erodium cicutarium - Very common.
* Upland Prairie Violet: Viola nuttallii var. praemorsa - (Backs of upper petals not rusty-colored, but leaves much thicker and larger than those of var. bakeri of nearby Mt. Adams.)
* Canby's Desert Parsley: Lomatium canbyi - A few still in bloom at the highest elevations. Mostly going to seed.
* Gray-leaf Desert Parsley: Lomatium macrocarpum - White flowered form (with a few yellow-flowered forms), fairly common above 2000'.
* Bare-stem Desert Parsley: Lomatium nudicaule - Small plants, but numerous bloom.
* Butterfly-loving (Pungent) Desert Parsley: Lomatium papilioniferum - Abundant bloom (very pungent fragrance) at lower to middle elevations.
* Salt and Pepper: Lomatium piperi - A few plants still in bloom on the upper, north-facing slopes where snow lay late into the spring.
* Nine Leaf Desert Parsley: Lomatium tridentatum var. triternatum - Fairly common.
* Watson's Desert Parsley: Lomatium watsonii - Very much in bloom.
Columbia Frasera: Frasera albicaulis var. nitida
* Desert Shooting Star: Dodecatheon conjugens - Fairly good bloom at the highest elevations, and on moist north-facing slopes.
* Midget Phlox: Microsteris gracilis - A few in bloom on middle elevation slopes.
* Hood's Phlox: Phlox hoodii - Beginning bloom at low and middle elevations.
* Showy Phlox: Phlox speciosa- Beginning to bloom at middle elevations.
* Ball-head Waterleaf: Hydrophyllum capitatum var. thompsonii - A few beginning to bloom only in the oak forest on the north side of the Columbia Hills as well as under the oaks below the parking area.
* Fiddleneck: Amsinckia retrorsa - Small plants, but common.
* Puccoon: Lithospermum ruderale - A few well developed plants seen. Most are only beginning to bloom.
* Slender Popcorn Flower: Plagiobothrys tenellus - Pretty abundant bloom of this diminutive plants!
* Harsh Paintbrush: Castilleja hispida var. acuta - A few dozen plants are now beginning to bloom in the moister soils along the road, above the parking area. See photo above.
* Small-flowered Blue-eyed Mary: Collinsia parviflora - Abundant at most elevations.
Hotrock Penstemon: Penstemon deustus var. variabilis
* Annual Bedstraw: Galium aparine - Beginning to bloom.
Common Snowberry: Symphoricarpos albus var. laevigatus - Beginning to leaf out under the oak trees.
* White Plectritis: Plectritis macrocera - Beginning to bloom.
* Big Root, Wild Cucumber: Marah oreganus - Fairly abundant along the Dalles Mt. Road.
Yarrow: Achillea millefolium
* Low Pussytoes: Antennaria dimorpha - Fairly common at all elevations.
* Carey's Balsamroot: Balsamorhiza careyana x deltoidea - Plants are small but numerous below, just beginning to bloom at middle elevations.
Tumble Knapweed: Centaurea diffusa - A few basal rosettes of leaves found along the access road to the microwave towers (all at medium to higher elevations).
Hoary False Yarrow: Chaenactis douglasii var. douglasii - Only basal rosettes of leaves seen.
Western Hawksbeard: Crepis occidentalis - Basal rosettes of leaves seen.
* Gold Stars: Crocidium multicaule - Abundant bloom only at the summit.
Columbia River Gumweed: Grindelia nana var. integrifolia ? - Leaves only, and old, withered stems from last year seen.
* Rabbit Leaf: Lagophylla ramosissima - In bloom along the lower Dalles Mt. Road.
* False Agoseris: Nothocalais troximoides - A few in bloom at lower and medium elevations.
Yellow Western Groundsel: Senecio integerrimus var. exaltus - A few beginning to form flower buds near the oak forest.
1. Carnivorous Ground Beetles (standing on their heads!)
2. Tortoiseshells (butterfly)
3. Very large bumblebees (Bombus sp.)
4. Ravens
5. Red-tailed Hawk
6. Harriers (Marsh Hawk)
7. Kestrel
8. Horned Larks
9. Meadow Larks
10. American Robins
11. California Ground Squirrels