''Lastreopsis decomposita'', known as the trim shield fern, is a common plant found in eastern Australia. The habitat is

rainforest Rainforests are characterized by a closed and continuous tree canopy, moisture-dependent vegetation, the presence of epiphytes and lianas and the absence of wildfire. Rainforest can be classified as tropical rainforest or temperate rainfo ...

or moist sheltered

eucalyptus ''Eucalyptus'' () is a genus of over seven hundred species of Flowering plant, flowering trees, shrubs or Mallee (habit), mallees in the Myrtaceae, myrtle Family (biology), family, Myrtaceae. Along with several other genera in the Tribe (biology) ...

forests. It may form large colonies. This fern features delicate lacy fronds, up to 90 cm long. The segments are alternate on the stem, hairy and thin textured. The specific epithet ''decomposita'' is from Latin, it refers to the segments being compounded more than once. This species first appeared in the scientific literature as in 1810 as ''Nephrodium decompositum'', in the ''

Prodromus Florae Novae Hollandiae ''Prodromus Florae Novae Hollandiae et Insulae Van Diemen'' (Prodromus of the Flora of New Holland and Van Diemen's Land) is a flora of Australia written by botanist Robert Brown and published in 1810. Often referred to as ''Prodromus Flora Nova ...

''. Authored by the prolific Scottish botanist, Robert Brown.

References

Dryopteridaceae Flora of New South Wales Flora of Victoria (Australia) Flora of Queensland Plants described in 1810 {{Dryopteridaceae-stub