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Plants of Philadelphia, Pennsylvania

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

105,719
recent observations
50
species listed
50
plants

Naturalists have logged 105,719 research-grade observations across the 50 most-recorded species near Philadelphia. The most frequently seen is the Lesser Celandine, with 4,151 recorded sightings.

Most-observed plants near Philadelphia

Lesser Celandine
Ficaria verna
4,151 observations · iNaturalist
White Snakeroot
Ageratina altissima
3,955 observations
American Pokeweed
Phytolacca americana
3,669 observations
Garlic Mustard
Alliaria petiolata
3,608 observations
Common Mugwort
Artemisia vulgaris
3,443 observations · iNaturalist
Wineberry
Rubus phoenicolasius
3,041 observations
American Tuliptree
Liriodendron tulipifera
2,928 observations
Amur Honeysuckle
Lonicera maackii
2,821 observations
Eastern Poison Ivy
Toxicodendron radicans
2,793 observations
Multiflora Rose
Rosa multiflora
2,775 observations
Virginia Springbeauty
Claytonia virginica
2,745 observations
Ground-ivy
Glechoma hederacea
2,672 observations · iNaturalist
Eastern Skunk Cabbage
Symplocarpus foetidus
2,632 observations
Mayapple
Podophyllum peltatum
2,563 observations
Common Milkweed
Asclepias syriaca
2,525 observations
Red Deadnettle
Lamium purpureum
2,497 observations · iNaturalist
American Sweetgum
Liquidambar styraciflua
2,365 observations
Princess Tree
Paulownia tomentosa
2,267 observations · iNaturalist
Common Star-of-Bethlehem
Ornithogalum umbellatum
2,239 observations · iNaturalist
American Beech
Fagus grandifolia
2,171 observations
Porcelain Berry
Ampelopsis glandulosa
2,127 observations · iNaturalist
Box Elder
Acer negundo
2,112 observations
Mock Strawberry
Potentilla indica
2,079 observations · iNaturalist
American Holly
Ilex opaca
2,049 observations
Japanese Honeysuckle
Lonicera japonica
2,015 observations
Sensitive Fern
Onoclea sensibilis
1,954 observations
Northern Spicebush
Lindera benzoin
1,881 observations
White Clover
Trifolium repens
1,732 observations
Japanese Knotweed
Reynoutria japonica
1,650 observations
Sassafras
Sassafras albidum
1,603 observations
Asian Bittersweet
Celastrus orbiculatus
1,594 observations
Virginia Creeper
Parthenocissus quinquefolia
1,576 observations
Common Jewelweed
Impatiens capensis
1,575 observations
Carolina Horsenettle
Solanum carolinense
1,541 observations
Christmas Fern
Polystichum acrostichoides
1,534 observations
American Jumpseed
Persicaria virginiana
1,508 observations · iNaturalist
Red Maple
Acer rubrum
1,463 observations
Eastern White Pine
Pinus strobus
1,453 observations
Late Boneset
Eupatorium serotinum
1,448 observations · iNaturalist
Norway Maple
Acer platanoides
1,426 observations · iNaturalist
Hemp Dogbane
Apocynum cannabinum
1,425 observations
Low Smartweed
Persicaria longiseta
1,425 observations · iNaturalist
Virginia Bluebells
Mertensia virginica
1,390 observations
Yellow Trout Lily
Erythronium americanum
1,374 observations
Philadelphia Fleabane
Erigeron philadelphicus
1,355 observations · iNaturalist
American Burnweed
Erechtites hieraciifolius
1,329 observations · iNaturalist
Winged Euonymus
Euonymus alatus
1,325 observations · iNaturalist
Common Ivy
Hedera helix
1,322 observations
Eastern Redbud
Cercis canadensis
1,306 observations
Great Mullein
Verbascum thapsus
1,288 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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