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Plants of Olympic National Park

The plants most often spotted in Olympic, ranked by recent research-grade observations.

43,237
recent observations
50
species listed
50
plants

Naturalists have logged 43,237 research-grade observations across the 50 most-recorded species in Olympic. The most frequently seen is the Western Sword Fern, with 1,917 recorded sightings.

Rarer finds confirmed in Olympic include Avalanche Lily and Fairy Slipper - uncommon enough that a sighting is worth logging.

Avalanche LilyFairy Slipper

Most-observed plants in Olympic

Western Sword Fern
Polystichum munitum
1,917 observations
Salal
Gaultheria shallon
1,739 observations
Salmonberry
Rubus spectabilis
1,462 observations
Pacific Trillium
Trillium ovatum
1,391 observations
Western Bunchberry
Cornus unalaschkensis
1,282 observations · iNaturalist
Devil's Club
Oplopanax horridus
1,229 observations · iNaturalist
Deer Fern
Struthiopteris spicant
1,154 observations · iNaturalist
Threeleaf Foamflower
Tiarella trifoliata
1,131 observations
Western Lily Of The Valley
Maianthemum dilatatum
1,050 observations · iNaturalist
Pearly Everlasting
Anaphalis margaritacea
1,042 observations
Arctic Butterbur
Petasites frigidus
990 observations · iNaturalist
Twinflower
Linnaea borealis
971 observations
Western Redcedar
Thuja plicata
966 observations
Purple Foxglove
Digitalis purpurea
954 observations · iNaturalist
Cascade Oregon-grape
Berberis nervosa
953 observations · iNaturalist
Cliff Douglasia
Androsace laevigata
930 observations · iNaturalist
Western Hemlock
Tsuga heterophylla
892 observations
Red Huckleberry
Vaccinium parvifolium
892 observations · iNaturalist
Western Skunk Cabbage
Lysichiton americanus
892 observations
Thimbleberry
Rubus parviflorus
889 observations
Common Yarrow
Achillea millefolium
877 observations
Western Rattlesnake Plantain
Goodyera oblongifolia
789 observations
Western Maidenhair Fern
Adiantum aleuticum
780 observations · iNaturalist
Fireweed
Chamaenerion angustifolium
779 observations · iNaturalist
Common Cowparsnip
Heracleum maximum
775 observations
Vanilla Leaf
Achlys triphylla
751 observations · iNaturalist
Bigleaf Maple
Acer macrophyllum
725 observations
Vine Maple
Acer circinatum
725 observations
Stairstep Moss
Hylocomium splendens
719 observations · iNaturalist
Broad-leaved Stonecrop
Sedum spathulifolium
717 observations · iNaturalist
Columbia Lily
Lilium columbianum
717 observations
Douglas-fir
Pseudotsuga menziesii
706 observations
Avalanche Lily
Erythronium montanum
704 observations
Sitka Spruce
Picea sitchensis
702 observations
Pinesap
Monotropa hypopitys
697 observations · iNaturalist
Subalpine Fir
Abies lasiocarpa
695 observations
Coast Range Lomatium
Lomatium martindalei
694 observations · iNaturalist
Bride's Bonnet
Clintonia uniflora
690 observations
Fairy-slipper
Calypso bulbosa
649 observations
Ghost Pipe
Monotropa uniflora
647 observations
Common Bracken
Pteridium aquilinum
626 observations
Pacific Madrone
Arbutus menziesii
613 observations
Western Columbine
Aquilegia formosa
608 observations · iNaturalist
Harsh Paintbrush
Castilleja hispida
599 observations · iNaturalist
Ocean Spray
Holodiscus discolor
598 observations
Common Selfheal
Prunella vulgaris
596 observations · iNaturalist
Sitka Valerian
Valeriana sitchensis
592 observations
Western Starflower
Lysimachia latifolia
590 observations · iNaturalist
Candy Flower
Claytonia sibirica
583 observations · iNaturalist
Pacific Rhododendron
Rhododendron macrophyllum
568 observations

Built from recent research-grade iNaturalist observations. Identifications are community-sourced and may occasionally be wrong, and the ranking reflects where people record and photograph wildlife, so a species seen often here is not necessarily rare elsewhere. Some plants and animals are only out in certain seasons. Treat this as a lively snapshot of what people are finding, not a formal checklist.

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