Nephrolepis grows in the humus of the ground, also often in a circle in dead leaf-bases of the palm. Comaroides Acrostichum aureum Grows in many some swamps, near their borders. It is often 7 ft high, with a large cairn. The frutue are not rarely bran- ed. The young fruit- ed ones are often densely erect and sub-involute around rachis, so they can't be pressed well. Psilotum grows in sand under trees on Angell's Island; it is little more