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Plants of Irvine Nature Center

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

1,399
recent observations
50
species listed
50
plants

Naturalists have logged 1,399 research-grade observations across the 50 most-recorded species in Irvine. The most frequently seen is the Common Milkweed, with 66 recorded sightings.

Most-observed plants in Irvine

Common Milkweed
Asclepias syriaca
66 observations
Wineberry
Rubus phoenicolasius
65 observations
Christmas Fern
Polystichum acrostichoides
57 observations
Beefsteak Plant
Perilla frutescens
50 observations · iNaturalist
American Tuliptree
Liriodendron tulipifera
47 observations
Northern Spicebush
Lindera benzoin
47 observations
Multiflora Rose
Rosa multiflora
46 observations
Mile-a-minute Weed
Persicaria perfoliata
45 observations · iNaturalist
Japanese Barberry
Berberis thunbergii
44 observations · iNaturalist
American Burnweed
Erechtites hieraciifolius
43 observations · iNaturalist
Eastern Skunk Cabbage
Symplocarpus foetidus
42 observations
Mayapple
Podophyllum peltatum
37 observations
Garlic Mustard
Alliaria petiolata
35 observations
Sensitive Fern
Onoclea sensibilis
35 observations
Chicory
Cichorium intybus
33 observations
Japanese Stiltgrass
Microstegium vimineum
33 observations · iNaturalist
American Pokeweed
Phytolacca americana
30 observations
Carolina Horsenettle
Solanum carolinense
30 observations
Late Boneset
Eupatorium serotinum
30 observations · iNaturalist
Celandine Poppy
Chelidonium diphyllum
28 observations · iNaturalist
Eastern Redbud
Cercis canadensis
27 observations
Japanese Honeysuckle
Lonicera japonica
27 observations
American Sycamore
Platanus occidentalis
26 observations
Buttonbush
Cephalanthus occidentalis
26 observations
Low Smartweed
Persicaria longiseta
25 observations · iNaturalist
American Holly
Ilex opaca
24 observations
Virginia Creeper
Parthenocissus quinquefolia
23 observations
Flowering Dogwood
Cornus florida
23 observations
Autumn Olive
Elaeagnus umbellata
23 observations
Bloodroot
Sanguinaria canadensis
20 observations
Ground-ivy
Glechoma hederacea
20 observations · iNaturalist
Great Mullein
Verbascum thapsus
20 observations
Blue Mistflower
Conoclinium coelestinum
20 observations
New York Fern
Amauropelta noveboracensis
20 observations · iNaturalist
Jack-in-the-Pulpit
Arisaema triphyllum
18 observations
Virginia Springbeauty
Claytonia virginica
18 observations
Wild Geranium
Geranium maculatum
17 observations
Red Maple
Acer rubrum
17 observations
Porcelain Berry
Ampelopsis glandulosa
16 observations · iNaturalist
White Clover
Trifolium repens
15 observations
Asian Bittersweet
Celastrus orbiculatus
15 observations
Creeping Thistle
Cirsium arvense
14 observations
Broadleaf Cattail
Typha latifolia
13 observations
Cut-leaved Toothwort
Cardamine concatenata
13 observations
Golden Ragwort
Packera aurea
13 observations
American Jumpseed
Persicaria virginiana
13 observations · iNaturalist
Japanese Angelica Tree
Aralia elata
13 observations · iNaturalist
Mock Strawberry
Potentilla indica
13 observations · iNaturalist
Bull Thistle
Cirsium vulgare
12 observations
Virginia Bluebells
Mertensia virginica
12 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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