Plants of Channel Islands National Park
The plants most often spotted in Channel Islands, ranked by recent research-grade observations.
19,169
recent observations
50
species listed
50
plants
Naturalists have logged 19,169 research-grade observations across the 50 most-recorded species in Channel Islands. The most frequently seen is the giant coreopsis, with 1,638 recorded sightings.
Rarer finds confirmed in Channel Islands include Torrey Pine - uncommon enough that a sighting is worth logging.
Most-observed plants in Channel Islands
giant coreopsis
Leptosyne gigantea
1,638 observations · iNaturalist
lemonade berry
Rhus integrifolia
971 observations · iNaturalist
Santa Cruz Island wild buckwheat
Eriogonum arborescens
925 observations · iNaturalist
blue dicks
Dipterostemon capitatus
750 observations · iNaturalist
island bush monkeyflower
Diplacus parviflorus
740 observations · iNaturalist
coast morning glory
Calystegia macrostegia
557 observations · iNaturalist
Island hazardia
Hazardia detonsa
530 observations · iNaturalist
California poppy
Eschscholzia californica
526 observations
Toyon
Heteromeles arbutifolia
501 observations · iNaturalist
island paintbrush
Castilleja hololeuca
481 observations · iNaturalist
California sagebrush
Artemisia californica
472 observations
coyote brush
Baccharis pilularis
468 observations · iNaturalist
Redflower Buckwheat
Eriogonum grande
453 observations · iNaturalist
Cliff Aster
Malacothrix saxatilis
440 observations · iNaturalist
Greene's dudleya
Dudleya greenei
416 observations · iNaturalist
cardinal catchfly
Silene laciniata
411 observations · iNaturalist
Coast Paintbrush
Castilleja affinis
391 observations · iNaturalist
island ceanothus
Ceanothus arboreus
365 observations · iNaturalist
Crystalline ice plant
Mesembryanthemum crystallinum
361 observations · iNaturalist
common yarrow
Achillea millefolium
339 observations
purple salsify
Tragopogon porrifolius
329 observations · iNaturalist
San Miguel Island milkvetch
Astragalus miguelensis
329 observations · iNaturalist
Sacred Datura
Datura wrightii
309 observations
White Horehound
Marrubium vulgare
306 observations · iNaturalist
laurel sumac
Malosma laurina
292 observations · iNaturalist
Catalina mariposa lily
Calochortus catalinae
284 observations · iNaturalist
island scrub oak
Quercus pacifica
275 observations · iNaturalist
fennel
Foeniculum vulgare
273 observations · iNaturalist
Torrey pine
Pinus torreyana
271 observations
California brittlebush
Encelia californica
270 observations · iNaturalist
western blue-eyed grass
Sisyrinchium bellum
268 observations · iNaturalist
island broom
Acmispon dendroideus
261 observations · iNaturalist
southern bush monkeyflower
Diplacus longiflorus
259 observations · iNaturalist
chamise
Adenostoma fasciculatum
254 observations · iNaturalist
seaside daisy
Erigeron glaucus
247 observations · iNaturalist
coastal wild buckwheat
Eriogonum cinereum
242 observations · iNaturalist
European Searocket
Cakile maritima
240 observations · iNaturalist
Coastal Goldenbush
Isocoma menziesii
236 observations · iNaturalist
coast live oak
Quercus agrifolia
234 observations
White Globe Lily
Calochortus albus
231 observations · iNaturalist
ironwood
Lyonothamnus floribundus
225 observations · iNaturalist
southern coastal bushmallow
Malacothamnus fasciculatus
221 observations · iNaturalist
island oak
Quercus tomentella
214 observations · iNaturalist
Cobwebby Thistle
Cirsium occidentale
202 observations · iNaturalist
California fuchsia
Epilobium canum
201 observations · iNaturalist
chaparral yucca
Hesperoyucca whipplei
200 observations · iNaturalist
Pink Sand Verbena
Abronia umbellata
196 observations · iNaturalist
narrowleaf milkweed
Asclepias fascicularis
196 observations · iNaturalist
Silver Bush Lupine
Lupinus albifrons
185 observations · iNaturalist
Island Mallow
Malva assurgentiflora
184 observations · iNaturalist
Plants in nearby places
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