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Plants of Olympic National Park

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

43,098
recent observations
50
species listed
50
plants

Naturalists have logged 43,098 research-grade observations across the 50 most-recorded species in Olympic. The most frequently seen is the Western Sword Fern, with 1,909 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
1,909 observations
Salal
Gaultheria shallon
1,722 observations
Salmonberry
Rubus spectabilis
1,461 observations
Pacific Trillium
Trillium ovatum
1,389 observations
Western Bunchberry
Cornus unalaschkensis
1,277 observations · iNaturalist
Devil's Club
Oplopanax horridus
1,222 observations · iNaturalist
Deer Fern
Struthiopteris spicant
1,150 observations · iNaturalist
Threeleaf Foamflower
Tiarella trifoliata
1,129 observations
Western Lily Of The Valley
Maianthemum dilatatum
1,046 observations · iNaturalist
Pearly Everlasting
Anaphalis margaritacea
1,040 observations
Arctic Butterbur
Petasites frigidus
986 observations · iNaturalist
Twinflower
Linnaea borealis
970 observations
Western Redcedar
Thuja plicata
955 observations
Purple Foxglove
Digitalis purpurea
949 observations · iNaturalist
Cascade Oregon-grape
Berberis nervosa
949 observations · iNaturalist
Cliff Douglasia
Androsace laevigata
930 observations · iNaturalist
Western Hemlock
Tsuga heterophylla
891 observations
Red Huckleberry
Vaccinium parvifolium
891 observations · iNaturalist
Western Skunk Cabbage
Lysichiton americanus
890 observations
Thimbleberry
Rubus parviflorus
883 observations
Common Yarrow
Achillea millefolium
875 observations
Western Rattlesnake Plantain
Goodyera oblongifolia
783 observations
Fireweed
Chamaenerion angustifolium
779 observations · iNaturalist
Western Maidenhair Fern
Adiantum aleuticum
775 observations · iNaturalist
Common Cowparsnip
Heracleum maximum
774 observations
Vanilla Leaf
Achlys triphylla
750 observations · iNaturalist
Vine Maple
Acer circinatum
724 observations
Bigleaf Maple
Acer macrophyllum
722 observations
Stairstep Moss
Hylocomium splendens
718 observations · iNaturalist
Broad-leaved Stonecrop
Sedum spathulifolium
717 observations · iNaturalist
Columbia Lily
Lilium columbianum
715 observations
Douglas-fir
Pseudotsuga menziesii
706 observations
Avalanche Lily
Erythronium montanum
703 observations
Sitka Spruce
Picea sitchensis
699 observations
Pinesap
Monotropa hypopitys
696 observations · iNaturalist
Subalpine Fir
Abies lasiocarpa
694 observations
Coast Range Lomatium
Lomatium martindalei
694 observations · iNaturalist
Bride's Bonnet
Clintonia uniflora
689 observations
Fairy-slipper
Calypso bulbosa
648 observations
Ghost Pipe
Monotropa uniflora
647 observations
Common Bracken
Pteridium aquilinum
623 observations
Pacific Madrone
Arbutus menziesii
609 observations
Western Columbine
Aquilegia formosa
606 observations · iNaturalist
Harsh Paintbrush
Castilleja hispida
599 observations · iNaturalist
Ocean Spray
Holodiscus discolor
595 observations
Common Selfheal
Prunella vulgaris
592 observations · iNaturalist
Sitka Valerian
Valeriana sitchensis
591 observations
Western Starflower
Lysimachia latifolia
589 observations · iNaturalist
Candy Flower
Claytonia sibirica
582 observations · iNaturalist
Pacific Rhododendron
Rhododendron macrophyllum
565 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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