top of page
Newsletters
Am I allowed to use the login credentials of
another person to access the database?
Alligatorweed
(Alternanthera philoxeroides)
Found an invasive species? Register for a free login account, or submit a public report.
Creeping jenny
Lysimachia nummularia Photo credit: © Ian Grainger/www.iangrainger.co.uk
Common reed
Phragmites australis ssp. australis Photo credit: Conrad Kuiper/Flickr
Flowering rush
Butomus umbellatus Photo credit: © Julia Roeser/Flickr
Narrowleaf cattail
Typha angustifolia Photo credit: Johann Jaritz/Creative Commons (CC BY-SA 3.0 AT)
Wetland Plants
Common: Species found in at least 1/3 of Pennsylvania counties. (This does not include cultivated occurrences.)
Uncommon: Species found in Pennsylvania, but not widespread (i.e., found in less than 1/3 of Pennsylvania counties.)
Not present: Species not yet found in Pennsylvania.
Species list updated in September 2021.
bottom of page