Tubercle small, proliferous, surrounded with membranous brown tunics. Plants grow as tight proliferous clumps of offsetting rosettes. It is very proliferous and can eventually form large clumps. "Polystichum proliferum" will propagate vegetatively via proliferous buds or sexually through spores. Sarauw then studied archaeology at Uppsala University and soon became a proliferous researcher and writer. Sarpaneva was a proliferous designer of glass art, both sculpture and functional objects. It is proliferous and can form dense clumps. It is proliferous, and has pink flowers which appear around September. It is proliferous, with pink flowers and appears between September and December. It is proliferous, offsetting from underground stolons, and can form large clumps.