Sometimes it can be hard to differentiate our native sword ferns - Nephrolepis exaltata & Nephrolepis biserrata from their invasive, non-native relatives - Nephrolepis cordifolia & Nephrolepis brownnii. All of these ferns, too often, are called Boston fern or, to…
Fern Friday: Wild Boston Fern
Enjoy the Oslo Riverfront Conservation Area 