Platycerium bifurcatum ( Elkhorn Fern )
extremely varying , epiphytic fern with upright , round to heart - determine , average to dark dark-green then brown , sterile fronds , 5 to 18 inches long . rich fronds are gray - green , branch into 2 or 3 haired , strap - shaped segments , to 36 inch long . Vigorous agriculturist . spring up on a thick limb or in spahgnum peat moss . Mist day by day ....