Memaloose State Park and Surrounding Federal Lands

Native Plant Society of Oregon Field Trip

April 26, 2009

* Indicates the wildflower is blooming.

1. Ponderosa Pine: Pinus ponderosa

2. Douglas Fir: Pseudotsuga menziesii

*3. Big-leaf Maple: Acer macrophyllum

4. Oregon White Oak: Quercus garryana - Pendant inflorescences in bud.

*5. Wood Rush: Luzula campestris ?

6. Taper-tip Onion: Allium acuminatum - In bud.

7. Green-banded Mariposa Lily: Calochortus macrocarpus - Basal leaves only.

*8. Common Camas: Camassia quamash - Blooming in a field about 50 meters east of the canyon descent back to the rest area on Interstate 84.

9. Ookow, Ball-head Cluster Lily: Dichelostemma congestum - In bud.

10. Glacier Lily: Erythronium grandiflorum

*11. Chocolate Lily: Fritillaria lanceolata

*12. Yellow Bells: Fritillaria pudica - Mostly out of bloom.

*13. False Solomon Seal: Maianthemum racemosum

*14. Bicolored Cluster Lily: Triteleia grandiflora ssp. howellii - Beginning to bloom.

*15. Panicled Death-camas: Zigadenus paniculatus

*16. Meadow Death-camas: Zigadenus venonosus var. venonosus

17. Grass Widows: Olsynium douglasii - Past bloom.

*18. Fairy Slipper: Calypso bulbosa -

19. Long-spurred Rein Orchid: Piperia elegans - (basal leaves only, so this could also be Piperia unalascensis)

20. Common Bastard Toad-flax: Commandra umbellata var. californica -

21. Heart-leaf Buckwheat: Eriogonum compositum var. compositum

22. Tall Buckwheat: Eriogonum elatum

23. Strict Buckwheat: Eriogonum strictum var. proliferum

24. Curly Dock: Rumex crispus - Some plants nearing bloom.

25. Miner's Lettuce: Claytonia parvifolium

*26. Miner's Lettuce: Claytonia perfoliata

27. Water Chickweed: Montia fontana

*28. Line-leaf Montia: Montia linearis

29. Mouse-ear Chickweed: Cerastium glomeratum

30. Chickweed: Stellaria media

*31. Upland Larkspur: Delphinium nuttallianum

*32. Western Buttercup: Ranunculus occidentalis var. occidentalis

*33. Shining Oregon Grape: Berberis aquifolium

34. Dutchman's Breeches: Dicentra cucullaria

35. Bitter Wintercress: Barbarea vulgaris ? - Domestic wintercress growing in disturbed fields.

36. Oaks Toothwort: Cardamine nuttallii

*37. Western Bitter Cress: Cardamine occidentalis

*38. Spring Whitlow-grass: Draba verna var. boerhaavii - Mostly out of bloom.

*39. Fringe Pod: Thysanocarpus curvipes

40. Broad-leaf Stonecrop: Sedum spathulifolium - Getting ready to bloom

*41. Smooth Prairie Star: Lithophragma glabra

*42. Small-flowered Prairie Star: Lithophragma parviflora

*43. Northwestern Saxifrage: Saxifraga integrifolia

*44. Merten's Saxifrage: Saxifraga mertensiana

*45. Western Saxifrage: Saxifraga occidentalis

46. Violet Suksdorfia: Suksdorfia violacea

*47. Fringe Cup: Tellima grandiflora

48. Straggly Gooseberry: Ribes divaricatum ?

49. Mock Orange: Philadelphus lewisii -

*50. Cusick's Serviceberry: Amelanchier alnifolia var. cusickii

51. Broad-petal Strawberry: Fragaria virginiana var. platypetala

52. Ocean Spray: Holodiscus discolor

53. Sticky Cinquefoil: Potentilla glandulosa (var. ?)

54. Bitter Cherry: Prunus emarginata var. emarginata - Beginning to bloom.

55. Choke Cherry: Prunus virginiana var. melanocarpa - Racemes in bud.

56. Himalayan Blackberry: Rubus armeniacus

57. Blackcap: Rubus leucodermis

58. Thimbleberry: Rubus parviflorus

59. Trailing Blackberry: Rubus ursinus

60. Western Spiraea, Hardhack: Spiraea douglasii

61. Few-flowered Pea: Lathyrus pauciflorus var. pauciflorus

*62. Bicolored Lupine: Lupinus bicolor

*63. Common Broad-leaf Lupine: Lupinus latifolius var. thompsonianus

*64. Small-flowered Lupine: Lupinus micranthus

*65. Big-head Clover: Trifolium macrocephalum

66. Common Vetch: Vicia sativa

67. Hairy Vetch: Vicia villosa

*68. Filaree: Erodium cicutarium

69. Dovefoot Geranium: Geranium molle

70. Poison Oak: Toxicodendron diversiloba

71. Deer Brush: Ceanothus integerrimus

72. Fireweed: Chamerion angustifolium

73. Chervil: Anthriscus scandicina

*74. Columbia Desert Parsley: Lomatium columbianum

*75. Pungent Desert Parsley: Lomatium grayi

*76. Biscuitroot: Lomatium macrocarpum (yellow-flowered form)

*77. Bare-stem Desert Parsley: Lomatium nudicaule

*78. Nine-leaf Desert Parsley: Lomatium triternatum var. triternatum

79. Common Sweet Cicely: Osmorhiza chilensis

80. Western Snake Root: Sanicula crassicaulis

81. Creek Dogwood: Cornus sericea

*82. Poet's Shooting Star: Dodecatheon poeticum

83. Broad-leaf Shooting Star: Trientalis latifolia

84. Columbia Frasera: Frasera albicaulis var. columbiana - In bud.

*85. Baby Stars: Linanthus bicolor

*86. Midget Phlox: Microsteris gracilis

*87. Ball-head Waterleaf: Hydrophyllum capitatum var. thompsonii

*88. Woods Nemophila: Nemophila parviflora

*89. Varied-leaf Phacelia: Phacelia heterophylla

90. Tarweed Fiddleneck: Amsinckia lycopsoides

*91. Fiddleneck: Amsinckia retrorsa

*92. Puccoon: Lithospermum ruderale

93. Scouler's Popcorn Flower: Plagiobothrys scouleri

*94. Slender Popcorn Flower: Plagiobothrys tenellus

*95. Henbit: Lamium amplexicaule

*96. Harsh Paintbrush: Castilleja hispida

*97. Large-flowered Blue-eyed Mary: Collinsia grandiflora

*98. Small-flowered Blue-eyed Mary: Collinsia parviflora

99. Few-flowered Blue-eyed Mary: Collinsia sparsiflora

100. Common Monkey Flower: Mimulus guttatus

101. Narrow-leaf Owl-clover: Orthocarpus attenuatus

*102. Dwarf Owl-clover: Orthocarpus pusillus

103. Cutleaf Penstemon: Penstemon richardsonii var. richardsonii

104. Small-flowered Tonella: Tonella tenella

105. Purslane Speedwell: Veronica peregrina var. xalapensis

106. Naked Broomrape: Orobanche uniflora var. minuta

*107. Naked Broomrape: Orobanche uniflora var. purpurea

*108. Bedstraw: Galium aparine

109. Orange Honeysuckle: Lonicera ciliosa

110. Elderberry: Sambucus sp.

111. Common Snowberry: Symphoricarpos albus

112. Long-spurred Plectritis: Plectritis ciliosa

*113. White Plectritis: Plectritis macrocera

114. Corn Salad: Valerianella locusta

*115. Big Root: Marah oreganus

116. Yarrow: Achillea millefolium - In bud.

117. Annual Agoseris: Agoseris heterophylla

118. Spearleaf Agoseris: Agoseris retrorsa

119. Heartleaf Arnica: Arnica cordifolia

*120. Northwestern Balsamroot: Balsamorhiza deltoidea

121. Hairy Goldaster: Chrysopsis villosa

122. Columbia Goldenweed: Columbiadora hallii

123. Western Hawksbeard: Crepis occidentalis

*124. Gold Stars: Crocidium multicaule

125. Scouler's Hawkweed: Hieracium scouleri (var. cynoglossoides ?)

*126. False Agoseris: Nothocalais troximoides

127. Western Groundsel: Senecio integerrimus var. exaltatus

128. Common Dandylion: Taraxacum officinale