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Plants of San Jose, California

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

187,129
recent observations
50
species listed
50
plants

Naturalists have logged 187,129 research-grade observations across the 50 most-recorded species near San Jose. The most frequently seen is the Pacific Poison Oak, with 8,182 recorded sightings.

Most-observed plants near San Jose

Pacific Poison Oak
Toxicodendron diversilobum
8,182 observations
California Poppy
Eschscholzia californica
8,033 observations
California Buckeye
Aesculus californica
7,560 observations
Orange Bush Monkeyflower
Diplacus aurantiacus
6,816 observations · iNaturalist
Toyon
Heteromeles arbutifolia
6,166 observations · iNaturalist
Coast Live Oak
Quercus agrifolia
6,062 observations
Coyote Brush
Baccharis pilularis
5,496 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
5,019 observations
Western Blue-eyed Grass
Sisyrinchium bellum
4,902 observations · iNaturalist
California Bay
Umbellularia californica
4,799 observations · iNaturalist
Ithuriel's Spear
Triteleia laxa
4,311 observations · iNaturalist
Warrior's Plume
Pedicularis densiflora
3,865 observations · iNaturalist
Valley Oak
Quercus lobata
3,680 observations
Pacific Madrone
Arbutus menziesii
3,677 observations
Blue Dicks
Dipterostemon capitatus
3,659 observations · iNaturalist
Milkmaids
Cardamine californica
3,613 observations · iNaturalist
Miner's Lettuce
Claytonia perfoliata
3,578 observations
Wavy-leafed Soap Plant
Chlorogalum pomeridianum
3,555 observations · iNaturalist
Common Yarrow
Achillea millefolium
3,520 observations
California Manroot
Marah fabacea
3,474 observations · iNaturalist
California Sagebrush
Artemisia californica
3,295 observations
Blue Elder
Sambucus cerulea
3,247 observations · iNaturalist
Bermuda Buttercup
Oxalis pes-caprae
3,211 observations · iNaturalist
Scarlet Pimpernel
Lysimachia arvensis
3,189 observations · iNaturalist
Pink Honeysuckle
Lonicera hispidula
3,114 observations · iNaturalist
Milk Thistle
Silybum marianum
3,038 observations
Henderson's Shooting Star
Primula hendersonii
3,038 observations · iNaturalist
Checker Lily
Fritillaria affinis
2,898 observations
Fennel
Foeniculum vulgare
2,896 observations · iNaturalist
Goldback Fern
Pentagramma triangularis
2,865 observations · iNaturalist
Ruby Chalice Clarkia
Clarkia rubicunda
2,823 observations · iNaturalist
California Yerba Santa
Eriodictyon californicum
2,794 observations · iNaturalist
Bluewitch Nightshade
Solanum umbelliferum
2,762 observations · iNaturalist
Trailing Blackberry
Rubus ursinus
2,711 observations
Giant Wakerobin
Trillium chloropetalum
2,645 observations · iNaturalist
Yellow Mariposa Lily
Calochortus luteus
2,637 observations
Rose Clover
Trifolium hirtum
2,578 observations · iNaturalist
Tanoak
Notholithocarpus densiflorus
2,525 observations · iNaturalist
Pacific Sanicle
Sanicula crassicaulis
2,511 observations · iNaturalist
California Beeplant
Scrophularia californica
2,496 observations · iNaturalist
Hayfield Tarweed
Hemizonia congesta
2,453 observations · iNaturalist
Chamise
Adenostoma fasciculatum
2,446 observations · iNaturalist
Solomon's Plume
Maianthemum racemosum
2,431 observations
Western Starflower
Lysimachia latifolia
2,427 observations · iNaturalist
California Maidenhair Fern
Adiantum jordanii
2,388 observations · iNaturalist
Purple Owl's-clover
Castilleja exserta
2,386 observations · iNaturalist
Checkerbloom
Sidalcea malviflora
2,361 observations
Brittleleaf Manzanita
Arctostaphylos crustacea
2,340 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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