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Plants of San Jose, California

The plants most often spotted near San Jose, ranked by recent research-grade observations.

187,611
recent observations
50
species listed
50
plants

Naturalists have logged 187,611 research-grade observations across the 50 most-recorded species near San Jose. The most frequently seen is the Pacific Poison Oak, with 8,230 recorded sightings.

Most-observed plants near San Jose

Pacific Poison Oak
Toxicodendron diversilobum
8,230 observations
California Poppy
Eschscholzia californica
8,046 observations
California Buckeye
Aesculus californica
7,586 observations
Orange Bush Monkeyflower
Diplacus aurantiacus
6,823 observations · iNaturalist
Coast Live Oak
Quercus agrifolia
6,202 observations
Toyon
Heteromeles arbutifolia
6,195 observations · iNaturalist
Coyote Brush
Baccharis pilularis
5,516 observations · iNaturalist
Pacific Hound's Tongue
Adelinia grandis
5,437 observations · iNaturalist
White Globe Lily
Calochortus albus
5,220 observations · iNaturalist
Coast Redwood
Sequoia sempervirens
5,031 observations
Western Blue-eyed Grass
Sisyrinchium bellum
4,904 observations · iNaturalist
California Bay
Umbellularia californica
4,815 observations · iNaturalist
Ithuriel's Spear
Triteleia laxa
4,311 observations · iNaturalist
Warrior's Plume
Pedicularis densiflora
3,866 observations · iNaturalist
Pacific Madrone
Arbutus menziesii
3,696 observations
Valley Oak
Quercus lobata
3,686 observations
Blue Dicks
Dipterostemon capitatus
3,660 observations · iNaturalist
Milkmaids
Cardamine californica
3,613 observations · iNaturalist
Miner's Lettuce
Claytonia perfoliata
3,578 observations
Wavy-leafed Soap Plant
Chlorogalum pomeridianum
3,557 observations · iNaturalist
Common Yarrow
Achillea millefolium
3,520 observations
California Manroot
Marah fabacea
3,475 observations · iNaturalist
California Sagebrush
Artemisia californica
3,305 observations
Blue Elder
Sambucus cerulea
3,247 observations · iNaturalist
Bermuda Buttercup
Oxalis pes-caprae
3,213 observations · iNaturalist
Scarlet Pimpernel
Lysimachia arvensis
3,192 observations · iNaturalist
Pink Honeysuckle
Lonicera hispidula
3,125 observations · iNaturalist
Milk Thistle
Silybum marianum
3,040 observations
Henderson's Shooting Star
Primula hendersonii
3,038 observations · iNaturalist
Fennel
Foeniculum vulgare
2,907 observations · iNaturalist
Checker Lily
Fritillaria affinis
2,898 observations
Goldback Fern
Pentagramma triangularis
2,878 observations · iNaturalist
Ruby Chalice Clarkia
Clarkia rubicunda
2,823 observations · iNaturalist
California Yerba Santa
Eriodictyon californicum
2,800 observations · iNaturalist
Bluewitch Nightshade
Solanum umbelliferum
2,764 observations · iNaturalist
Trailing Blackberry
Rubus ursinus
2,718 observations
Giant Wakerobin
Trillium chloropetalum
2,645 observations · iNaturalist
Yellow Mariposa Lily
Calochortus luteus
2,638 observations
Rose Clover
Trifolium hirtum
2,578 observations · iNaturalist
Tanoak
Notholithocarpus densiflorus
2,537 observations · iNaturalist
Pacific Sanicle
Sanicula crassicaulis
2,511 observations · iNaturalist
California Beeplant
Scrophularia californica
2,497 observations · iNaturalist
Hayfield Tarweed
Hemizonia congesta
2,497 observations · iNaturalist
Chamise
Adenostoma fasciculatum
2,449 observations · iNaturalist
Solomon's Plume
Maianthemum racemosum
2,432 observations
Western Starflower
Lysimachia latifolia
2,428 observations · iNaturalist
California Maidenhair Fern
Adiantum jordanii
2,391 observations · iNaturalist
Purple Owl's-clover
Castilleja exserta
2,386 observations · iNaturalist
Checkerbloom
Sidalcea malviflora
2,361 observations
Brittleleaf Manzanita
Arctostaphylos crustacea
2,346 observations · iNaturalist

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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