ii ). ▁Lar ge ▁and ▁B rag g ins ▁( 2 0 0 4 ) ▁note ▁that ▁it ▁has ▁characteristics ▁mid way ▁between ▁these ▁two ▁species . ▁The ▁sp ores ▁of ▁A .   ×   mar ces c ens ▁are ▁usually ▁mal formed ▁although ▁ster ile . ▁The ▁tr unk ▁of ▁this ▁plant ▁is ▁ere ct ▁and ▁up ▁to ▁ 1 0 ▁m ▁tall . ▁Fr onds ▁may ▁be ▁bi - ▁or ▁trip inn ate ▁and ▁ 3 – 4 ▁m ▁in ▁length . ▁Dead ▁fr onds ▁often ▁persist , ▁forming ▁a ▁characteristic ▁sk irt ▁around ▁the ▁tr unk . ▁The ▁st ipe ▁is ▁thick , ▁black ▁and ▁w art y . ▁The ▁ra ch is ▁and ▁tr unk ▁are ▁covered ▁in ▁sh iny , ▁dark ▁brown ▁scales . ▁S ori ▁are ▁bor ne ▁near ▁the ▁fert ile ▁p inn ule ▁mid ve in ▁and ▁are ▁protected ▁by ▁thin ▁ind us ia ▁that ▁are ▁sau cer - like ▁in ▁appearance . ▁ ▁The ▁type ▁material ▁was ▁collected ▁by ▁N . ▁A . ▁W ake field ▁on ▁Mount ▁Dr um mer ▁( specific ally ▁in ▁Kar lo ▁Creek ▁and ▁" The ▁Spring ") ▁in ▁February , ▁ 1 9 4 1 ▁and ▁B ung yw arr ▁Creek , ▁Com b ien bar ▁in ▁August , ▁ 1 9 4 1 . ▁ ▁Als oph ila ▁× ▁mar ces c ens ▁is ▁a ▁slow - g row ing ▁plant ▁that ▁is ▁sensitive ▁to ▁dry ▁conditions ▁and ▁requires ▁shelter ▁from ▁the ▁sun ▁and ▁the ▁wind