Get the latest research news and tips on managing your psoriasis and psoriatic arthritis. The National Psoriasis Foundation (NPF) is a non-profit organization with a mission to drive efforts to cure psoriatic disease and improve the lives of those affected.
There are many forms of the Japanese painted fern, Athyrium nipponicum Pictum. They have varying degrees of green, dark red, and gray variegation on their fronds and, as a result, they are very popular plants in shade gardens.The variegated holly fern, Arachnoides simplicior var.here are many forms of the Japanese painted fern, Athyrium nipponicum Pictum. They have varying degrees of green, dark red, and gray variegation on their fronds and, as a result, they are very popular plants in shade gardens. The variegated holly fern, Arachnoides simplicior var.
Most ferns have what are called fiddleheads that expand into fronds, which are each delicately divided. Leptosporangiate ferns (sometimes called true ferns) are by far the largest group, but ferns as defined here (ferns sensu lato) include horsetails, whisk ferns, marattioid ferns, and ophioglossoid ferns.he gametophytes of ferns, however, are very different from those of seed plants. Instead, they resemble liverworts. A fern gametophyte typically consists of: 1  Prothallus: A green, photosynthetic structure that is one cell thick, usually heart or kidney shaped, 3â10 mm long and 2â8 mm broad.