1. Field Horsetail: Equisetum arvense -
2. Northern Maidenhair Fern: Adiantum aleuticum -
3. Lady Fern: Athyrium filix-femina ssp. cyclosorum -
4. Sword Fern: Polystichum munitum -
5. Bracken Fern: Pteridium aquilinum -
6. Duckweed, Water Lentil: Lemna minor -
7. Western Red Cedar: Thuja plicata - Numerous tall plants growing along the edge of the shadier portions of the Klickitat River.
8.Ponderosa Pine: Pinus ponderosa -
9. Douglas Fir: Pseudotsuga menziesii -
10. White Alder: Alnus rhombifolia -
11. Red Alder: Alnus rubra -
* 12. Sitka Alder: Alnus viridis ssp. sinuata -
* 13. California Hazelnut: Corylus cornuta var. californica -
14. Black Cottonwood: Populus trichocarpa - Already leafed out.
* 15. Vine Maple: Acer circinatum - Finishing blooming and beginning to leaf out.
16. Rocky Mt. Maple, Douglas' Maple: Acer glabrum var. douglasii -
* 17. Bigleaf Maple: Acer macrophyllum - Finishing blooming.
18. Oregon White Oak: Quercus garryana var. garryana -
* 19. Cheatgrass: Bromus tectorum -
* 20. Bulbous Blue Grass: Poa bulbosa -
* 21. Hood's Sedge ?: Carex (hoodii?) -
22. Daggerleaf Rush: Juncus ensifolius -
23. European Water Plantain: Alisma triviale -
24. Common Cat-tail: Typha latifolia -
* 25. Tapertip Onion: Allium accuminatum -
26. Green-banded Mariposa Lily: Calochortus macrocarpus var. macrocarpus -
27. Glacier Lily: Erythronium grandiflorum var. grandiflorum -
28. Yellow Bells: Fritillaria pudica - Seed pods forming.
* 29. False Solomon Plume, False Solomon Seal: Maianthemum racemosum -
* 30. Bicolored Cluster Lily: Triteleia grandiflora ssp. howellii -
31. Green False Hellebore: Veratrum viride var. eschscholzianum -
* 32. Panicled Death Camas: Toxicoscordion paniculatum - Fading out of bloom.
33. Western Blue Flag: Iris missouriensis - In bud.
* 34. Mountain Lady Slipper: Cypripedium montanum -
* 35. Giant Helleborine: Epipactis gigantea -
36. Alaska Rein Orchid: Piperia unalaschensis ? - Basal leaves only.
* 37. Heartleaf Buckwheat: Eriogonum compositum var. compositum -
38. Tall Buckwheat: Eriogonum elatum -
* 39. Sheep Sorrel: Rumex acetosella -
* 40. Miner's Lettuce: Claytonia perfoliata -
* 41. Red Miner's Lettuce: Claytonia rubra ssp. rubra -
* 42. Line-leaf Montia: Montia linearis -
43. Bigleaf Sandwort: Moehringia macrophylla -
* 44. Menzie's Silene: Silene menziesii var. menziesii -
45. Bladder Campion: Silene vulgaris - Weedy? Seen at an informal campground along the river.
46. Red Columbine: Aquilegia formosa -
47. Clematis: Clematis sp. -
* 48. Upland Larkspur: Delphinium nuttallianum - Beginning to bloom.
* 49. Western Buttercup: Ranunculus occidentalis var. occidentalis -
* 50. American Winter Cress: Barbarea orthoceras -
* 51. Spring Whitlow-grass: Draba verna -
* 52. Rough Wallflower: Erysimum asperum -
* 53. Creeping Oregon Grape: Berberis repens -
* 54. Alumroot: Heuchera cylindrica var. alpina - Now in full bloom.
55. Bulblet Prairie Star: Lithophragma glabrum (formerly Lithophragma bulbifera) - Now past bloom.
* 56. Small-flowered Prairie Star: Lithophragma parviflorum -
* 57. Northwestern Saxifrage: Micranthes integrifolia - Nearly past bloom in open areas in the upper canyon.
58. Mock Orange: Philadelphus lewisii - Forming flower buds.
* 59. Cusick's Serviceberry: Amelanchier cusickii - A few still in bloom at the northern end of the road, near the Yakama Reservation.
* 60 . Wood's Strawberry: Fragaria vesca - Beginning to bloom.
* 61. Broad-petal Strawberry: Fragaria virginiana ssp. platypetala -
62. Oceanspray: Holodiscus discolor -
* 63. Pinewoods Horkelia: Horkelia fusca ssp. fusca - Beginning to bloom.
* 64. Sticky Cinquefoil: Drymocallis glandulosa var. glabrata -
* 65. Sticky Cinquefoil: Drymocallis glandulosa var. glandulosa -
* 66. Bitter Cherry: Prunus emarginata var. emarginata - Beginning to bloom.
* 67. Chokecherry: Prunus virginiana var. melanocarpa - Beginning to bloom.
* 68. Clustered Wild Rose: Rosa pisocarpa ? -
* 69. Little Wild Rose: Rosa gymnocarpa -
70. Blackcap Raspberry: Rubus leucodermis var. leucodermis -
* 71. Thimbleberry: Rubus parviflorus var. parviflorus -
* 72. Trailing Blackberry: Rubus ursinus -
73. Annual Burnet: Poteridium annuum - Basal leaves only.
74. Hardhack, Douglas' Spiraea: Spiraea douglasii -
* 75. Desert Pea: Lathyrus lanszwertii var. aridus -
* 76. Nuttall's Peavine: Lathyrus nevadensis var. nevadensis -
*77. Few-flowered Pea: Lathyrus pauciflorus var. pauciflorus -
* 78. Douglas' Birdsfoot-trefoil, Nevada Deer-vetch: Acmispon nevadensis var. douglasii - Beginning to bloom.
79. Bog Deer-vetch: Hosackia pinnata -
*80. Columbia Gorge Lupine: Lupinus latifolius x sericeus (Lupinus latifolius var. thompsonianus) - or, Lupinus wyethii ?...... Fading from bloom in the lower canyon. This species appears to intergrade into a smaller ecotype with slightly smaller flowers and more open inflorescence in the coniferous forest to the north?
81. Bighead Clover: Trifolium macrocephalum - Now past bloom.
82. Poison Oak: Rhus diversiloba -
83. Oregon Boxwood: Paxistima myrsinites -
* 84. Longspur Violet: Viola adunca -
* 85. Marsh Violet: Viola palustris -
86. Cutleaf Violet: Viola sheltonii - Leaves only. Locally common when found.
* 87. White-stemmed Blazing Star: Mentzelia albicaulis -
* 88. Pacific Dogwood: Cornus nuttallii - Beginning to bloom.
* 89. Creek Dogwood: Cornus sericea (var. ?) - Beginning to bloom.
90. Common St. John's Wort: Hypericum perforatum -
* 91. Deerbrush: Ceanothus integerrimus - Beginning to bloom.
* 92. Mahala Mat: Ceanothus prostratus - Beginning to bloom in sunny areas near the top of the canyon walls.
* 93. Buck Brush: Ceanothus sanguineus -
* 94. Snowbrush, Mountain Balm, Tobacco-brush: Ceanothus velutinus var. velutinus -
95. Fireweed: Chamaenerion angustifolium -
* 96. Slender Godetia: Clarkia gracilis -
97. Common Clarkia: Clarkia rhomboidea - In bud.
98. Sharp-tooth Angelica: Angelica arguta -
99. Kneeling Angelica: Angelica genuflexa -
* 100. Cow Parsnip: Heracleum maximum -
101. Columbia Desert Parsley: Lomatium columbianum - Grows north along the Klickitat River at least as far as adjacent to the Outlet Falls.
* 102. Pungent Desert Parsley: Lomatium grayi - A few still in bloom.
* 103 . Bare-stem Desert Parsley: Lomatium nudicaule - Common & in bloom in the forest meadows near the northern end of the road.
* 104. Nine-leaf Desert Parsley: Lomatium triternatum (var. brevifolium ?) - Common & in bloom in the forest meadows near the northern end of the road.
* 105. Sweet Cicely: Osmorhiza sp. - Whitish flowers.
* 106. Western Sweet-cicely: Osmorhiza occidentalis -
107. Pinemat Manzanita: Arctostaphylos nevadensis -
108. Pinedrops: Pterospora andromedea -
109. Spreading Dogbane: Apocynum androsmaefolium -
110. Whitestem Frasera: Frasera albicaulis var. columbiana -
* 111. Broadleaf Starflower: Lysimachia latifolia - Leaves unfolding.
112. Night-blooming Morning Glory: Calystegia atriplicifolia ssp. atriplicifolia -
* 113. Large-flowered Collomia: Collomia grandiflora -
* 114. Midget Phlox: Microsteris gracilis var. humilior -
* 115. Showy Phlox: Phlox speciosus -
* 116. Dwarf Hesperochiron: Hesperochiron pumilus - Several plants seen in bloom at about 1900'.
117. Ballhead Waterleaf: Hydrophyllum capitatum var. thompsonii - Fading out of bloom.
* 118. Lineleaf Waterleaf: Phacelia linearis -
* 119. Common Cryptanth: Cryptantha intermedia - Fairly common.
120. Hound's Tongue: Adelinia grande - Past bloom.
* 121. Tall Bluebells: Mertensia paniculata var. borealis -
* 122. Small-flowered Forget-me-not: Myosotis laxa -
* 123. Yellow and Blue Forget-me-not:Myosotis discolor -
124. Self-heal: Prunella vulgaris -
* 125. Small-flowered Blue-eyed Mary: Collinsia parviflora - Beginning to bloom at the northern end of the road.
* 126. Common Monkeyflower: Erythranthe guttata - Many mats of basal leaves ling the edges of streams. A few plants in bloom.
* 127. Taperleaf Penstemon: Penstemon attenuatus -
* 128. Barrett's Penstemon: Penstemon barretiae -
* 129. Shrubby Penstemon: Penstemon fruticosus var. fruticosus -
130. Cutleaf Penstemon: Penstemon richardsonii var. richardsonii -
* 131. Finetooth Penstemon: Penstemon subserratus -
132. Lanceleaf Figwort: Scrophularia lanceolata -
133. Common Mullein: Verbascum thapsus -
* 134. Marsh Speedwell: Veronica scutellata -
* 135. Cleavers, Annual Bedstraw: Galium aparine -
136. Low Mt. Bedstraw: Galium bifolium -
137. Northern Bedstraw: Galium boreale -
* 138. Engish Plantain: Plantago lanceolata -
* 139. Orange Honeysuckle: Lonicera ciliosa -
* 140. Black Twinberry: Lonicera involucrata -
141. Blue Elderberry: Sambucus nigra ssp. cerulea - Flower buds forming.
142. Common Snowberry: Symphoricarpos albus
143. Creeping Snowberry: Symphoricarpos molle -
* 144. Yarrow: Achillea millefolium var. occidentalis -
* 145. Spearleaf Agoseris: Agoseris retrorsa - Fading out of bloom.
146. Pearly Everlasting: Anaphalis margaritacea -
147. Woodrush Pussytoes: Antennaria luzuloides - Nearly in bloom.
* 148. Heartleaf Arnica: Arnica cordifolia -
149. Wormwood: Artemisia sp. -
* 150. Carey's Balsamroot: Balsamorhiza careyana -
151. Knapweed: Centaurea sp. -
* 152. Hoary False Yarrow: Chaenactis douglasii -
153. Canadian Thistle: Cirsium arvense -
154. Bull Thistle: Cirsium vulgare -
* 155. Small Tarweed: Hemizonella minima -
156. Hawkweed: Hieracium sp. - Native.
* 157. Slender Tarweed: Madia gracilis -
* 158. False Agoseris: Nothocalais troximoides - A few still in bloom.
159. Falsegold Groundsel: Packera pseudaurea - In bud.
160. Sweet Coltsfoot: Petasites frigidus - Past bloom.
* 161. Western Groundsel: Senecio integerrimus var. exaltatus -
* 162. Western Groundsel: Senecio integerrimus var. ochroleucus -
163. Arrowleaf Groundsel: Senecio triangularis - In bud.
164. Goldenrod: Solidago sp. - Plants with broad, serrate leaf margins. (Not Euthamia sp.)
165. Cow Thistle: Sonchus sp. -
* 166. Common Dandylion: Taraxacum officinale -
167. Yellow Salsify: Tragopogon dubius -
California Ground Squirrel
Turkey Vultures
Red-tailed Hawk
Northern Flicker
Stellers Jays
Western Wood Peewees
Song Sparrows
Red-breasted Nuthatches
Yellow Warblers
Violet Green Swallows
Pacific Tree Frog
Western Fence Lizards
Gopher SnakeRacer (snake) Pale Tiger Swallowtails
Anise Swallowtails
Indira Swallowtail?
Mourning cloaks
California Tortoiseshells
Ochre Ringlet
Greenish Blues
Brown Elfins
Propertius Duskywings
Sheridan's Green Hairstreaks
Hummingbird Moth
Small ticks