Posts tagged with fern

Identifying maidenhair spleenwort ferns.

  • blechnum_fluviatile_chambersii
  • The Button fern, Pellaea rotundifolia.
  • A maidenhair fern, Adiantum fulvum.
  • asplenium_flabellifolium1

The maidenhair spleenwort is a spleenwort fern (Asplenium) that (supposedly) looks like a maidenhair fern (Adiantum, see below). The 600 or so of the world’s spleenworts are characterised by having their reproductive structures in lines away from the margins of their fronds’ undersides. Two maidenhair spleenworts occur in New Zealand. They look very similar, but… Read more »

Rare fern rediscovered.

  • Maidenhair spleenwort.  This is the rare species, but the common one looks very similar.
  • Me, on top of the Ruahine Ranges.  No rare ferns sighted up here, but interesting nonetheless.
  • Me
  • Maidenhair spleenwort.  This is the rare species, but the common one looks very similar.

I’m one of the Botany Curators at Te Papa, and ferns are one of my specialties.  New Zealand has about 200 native ferns, and some of them are very rare.  We recently rediscovered one rare fern that had been ‘lost’.  I was beginning to wonder if it had become extinct, but fortunately it has not. … Read more »