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Plants of Philadelphia, Pennsylvania

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

105,589
recent observations
50
species listed
50
plants

Naturalists have logged 105,589 research-grade observations across the 50 most-recorded species near Philadelphia. The most frequently seen is the Lesser Celandine, with 4,154 recorded sightings.

Most-observed plants near Philadelphia

Lesser Celandine
Ficaria verna
4,154 observations · iNaturalist
White Snakeroot
Ageratina altissima
3,951 observations
American Pokeweed
Phytolacca americana
3,661 observations
Garlic Mustard
Alliaria petiolata
3,612 observations
Common Mugwort
Artemisia vulgaris
3,452 observations · iNaturalist
Wineberry
Rubus phoenicolasius
3,036 observations
American Tuliptree
Liriodendron tulipifera
2,920 observations
Amur Honeysuckle
Lonicera maackii
2,816 observations
Eastern Poison Ivy
Toxicodendron radicans
2,791 observations
Multiflora Rose
Rosa multiflora
2,786 observations
Virginia Springbeauty
Claytonia virginica
2,749 observations
Ground-ivy
Glechoma hederacea
2,673 observations · iNaturalist
Eastern Skunk Cabbage
Symplocarpus foetidus
2,637 observations
Mayapple
Podophyllum peltatum
2,563 observations
Common Milkweed
Asclepias syriaca
2,523 observations
Red Deadnettle
Lamium purpureum
2,496 observations · iNaturalist
American Sweetgum
Liquidambar styraciflua
2,346 observations
Princess Tree
Paulownia tomentosa
2,260 observations · iNaturalist
Common Star-of-Bethlehem
Ornithogalum umbellatum
2,244 observations · iNaturalist
American Beech
Fagus grandifolia
2,167 observations
Box Elder
Acer negundo
2,107 observations
Porcelain Berry
Ampelopsis glandulosa
2,098 observations · iNaturalist
Mock Strawberry
Potentilla indica
2,081 observations · iNaturalist
American Holly
Ilex opaca
2,054 observations
Japanese Honeysuckle
Lonicera japonica
2,013 observations
Sensitive Fern
Onoclea sensibilis
1,953 observations
Northern Spicebush
Lindera benzoin
1,879 observations
White Clover
Trifolium repens
1,738 observations
Japanese Knotweed
Reynoutria japonica
1,608 observations
Asian Bittersweet
Celastrus orbiculatus
1,600 observations
Sassafras
Sassafras albidum
1,595 observations
Virginia Creeper
Parthenocissus quinquefolia
1,581 observations
Common Jewelweed
Impatiens capensis
1,577 observations
Carolina Horsenettle
Solanum carolinense
1,538 observations
Christmas Fern
Polystichum acrostichoides
1,525 observations
American Jumpseed
Persicaria virginiana
1,509 observations · iNaturalist
Red Maple
Acer rubrum
1,455 observations
Eastern White Pine
Pinus strobus
1,442 observations
Late Boneset
Eupatorium serotinum
1,441 observations · iNaturalist
Norway Maple
Acer platanoides
1,432 observations · iNaturalist
Hemp Dogbane
Apocynum cannabinum
1,425 observations
Low Smartweed
Persicaria longiseta
1,413 observations · iNaturalist
Virginia Bluebells
Mertensia virginica
1,390 observations
Yellow Trout Lily
Erythronium americanum
1,375 observations
Philadelphia Fleabane
Erigeron philadelphicus
1,356 observations · iNaturalist
American Burnweed
Erechtites hieraciifolius
1,328 observations · iNaturalist
Common Ivy
Hedera helix
1,319 observations
Winged Euonymus
Euonymus alatus
1,319 observations · iNaturalist
Eastern Redbud
Cercis canadensis
1,312 observations
Great Mullein
Verbascum thapsus
1,289 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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