Lacy wedge fern 
Ladder brake 
Lady Fern 
Least adder's-tongue 
Leathery Grapefern 
Licorice fern 
Long beech fern 
Maidenhair Fern 
Maidenhair spleenwort 
Male Fern 
Marginal Shield Fern 
Mariana Maiden Fern 
Marsh horsetail 
Meadow horsetail 
Mexican Mosquito Fern 
Microsorum scolopendria 
Monarch fern 
Moonwort 
Nahanni Oak Fern 
Narrow Filmy-fern 
Netted Chain Fern 
New York Fern 
Northern Giant Horsetail 
Northern Lady Fern