Sampson Creek Preserve Plant List

Dominant and characteristic vascular plant species for each of the six primary vegetation types that occur on the Sampson Creek Preserve, Jackson County, Oregon

Dog-rose 1
Rosa canina
Pacific poison oak 2
Toxicodendron diversilobum
tall oat grass 3
Arrhenatherum elatius
slender wild oat 4
Avena barbata
wild oat 5
Avena fatua
great brome 6
Bromus diandrus
Common Soft-brome 6
Bromus hordeaceus
Thunberg's Brome
Bromus japonicus
Compact Brome 7
Bromus madritensis
Barren Brome 8
Bromus sterilis
bristly dogtail grass 9
Cynosurus echinatus
squirreltail 6
Elymus elymoides
blue wild rye 6
Elymus glaucus
Meadow barley 6
Hordeum brachyantherum
Timothy 10
Phleum pratense
Stipa lemmonii
Achnatherum lemmonii
medusa head 6
Taeniatherum caput-medusae
small six-weeks grass 6
Vulpia microstachys
Rat's-tail Fescue 12
Vulpia myuros
mountain dandelion 13
Agoseris heterophylla
Amsinckia intermedia 14
Amsinckia menziesii intermedia
American yellowrocket 15
Barbarea orthoceras
harvest brodiaea 16
Brodiaea elegans
Pussy-ears 17
Calochortus tolmiei
Yellow Starthistle 18
Centaurea solstitialis
Smooth hawksbeard 19
Crepis capillaris
Clearwater cryptantha 20
Cryptantha intermedia
Smooth Meadow-grass 6
Poa pratensis
common yarrow 21
Achillea millefolium
bigflower agoseris 22
Agoseris grandiflora
rough eyelashweed 23
Blepharipappus scaber
diamond clarkia 24
Clarkia rhomboidea
Blue Dicks 16
Dichelostemma capitatum
panicled willowherb 25
Epilobium brachycarpum
catchweed bedstraw 26
Galium aparine
yellow-flowered iris 27
Iris chrysophylla
Foothill desert-parsley 28
Lomatium utriculatum
Western Buttercup 29
Ranunculus occidentalis
Pacific Sanicle 30
Sanicula crassicaulis
Vicia villosa ssp. varia
Vicia villosa varia
Quercus garryana var. breweri 14
Quercus garryana breweri
California brome 6
Bromus carinatus
Chinook brome 31
Bromus laevipes
California oat grass 32
Danthonia californica
one-spike oat grass 6
Danthonia unispicata
California fescue 33
Festuca californica
western fescue 34
Festuca occidentalis
Festuca roemeri ssp. klamathensis
Festuca roemeri klamathensis
red fescue 35
Festuca rubra
colorado rush 36
Juncus confusus
prairie junegrass 6
Koeleria macrantha
American wild carrot 37
Daucus pusillus
Fuller's teasel 38
Dipsacus fullonum
common stork's-bill 39
Erodium cicutarium
Cut-leaved crane's-bill 40
Geranium dissectum
Common Cat's-ear 41
Hypochaeris radicata
prickly lettuce 42
Lactuca serriola
field peppergrass 43
Lepidium campestre
Lupinus microcarpus var. densiflorus 44
Lupinus microcarpus densiflorus
grassy tarweed 45
Madia gracilis
bur clover 46
Medicago polymorpha
Q-tips 47
Micropus californicus
greater plantain 48
Plantago major
Sheep's sorrel 45
Rumex acetosella
sand fringepod 45
Thysanocarpus curvipes
common hedge parsley 49
Torilis arvensis
yellow salsify 50
Tragopogon dubius
rabbitfoot clover 51
Trifolium arvense
red clover 52
Trifolium pratense
silverpuffs 16
Uropappus lindleyi
Saskatoon 53
Amelanchier alnifolia
Pacific madrone 54
Arbutus menziesii
Whiteleaf Manzanita 55
Arctostaphylos viscida
Buckbrush 45
Ceanothus cuneatus
alder-leaved mountain-mahogany 56
Cercocarpus montanus
Frémont's silktassel 57
Garrya fremontii
Ocean spray 58
Holodiscus discolor
Bitter cherry 59
Prunus emarginata
Pacific plum 60
Prunus subcordata
Quercus garryana var. garryana
Quercus garryana garryana
California black oak 62
Quercus kelloggii
deerbrush ceanothus 45
Ceanothus integerrimus
Mahonia dictyota 63
Berberis dictyota
Osoberry 64
Oemleria cerasiformis
Common Snowberry 64
Symphoricarpos albus
stick sedge 65
Carex multicaulis
valley tassels 66
Castilleja attenuata
ashland thistle
Cirsium ciliolatum
maiden blue-eyed mary 6
Collinsia parviflora
grand collomia 67
Collomia grandiflora
Western Hawksbeard 23
Crepis occidentalis
Cynoglossum grande 64
Adelinia grande
Ookow 68
Dichelostemma congestum
common woolly sunflower 69
Eriophyllum lanatum
henderson's fawn lily 67
Erythronium hendersonii
Wild strawberry 70
Fragaria vesca
whitestem frasera 71
Frasera albicaulis
checker lily 15
Fritillaria affinis

Edited by Maia Black, some rights reserved (CC BY-SA)

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