André Luís de Gasper

Lomariocycas aurata (syn. Blechnum auratum) is a tree fern in the family Blechnaceae and found in montane rainforests and cloud forests from Costa Rica to Bolivia. The trunk, about 15 cm (5.9 in) thick, stands up to 2 m (6 ft 7 in) height. The once-pinnate fronds are about 1 m (3 ft 3 in) long.

Lomariocycas is a genus of ferns in the family Blechnaceae, subfamily Blechnoideae, according to the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The genus is accepted in a 2016 classification of the family Blechnaceae, but other sources sink it into a very broadly defined Blechnum, equivalent to the whole of the PPG I subfamily.

Oceaniopteris is a genus of ferns in the family Blechnaceae, subfamily Blechnoideae, according to the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The genus is accepted in a 2016 classification of the family Blechnaceae, but other sources sink it into a very broadly defined Blechnum, equivalent to the whole of the PPG I subfamily.

Neoblechnum is a genus of ferns in the family Blechnaceae, subfamily Blechnoideae, with a single species Neoblechnum brasiliense, according to the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The genus is accepted in a 2016 classification of the family Blechnaceae, but other sources sink it into a very broadly defined Blechnum, equivalent to the whole of the PPG I subfamily; the species is then known as Blechnum brasiliense. It is called Brazilian dwarf tree fern, red Brazilian tree fern, and red dwarf tree fern.

Lomariocycas tabularis, synonym Blechnum tabulare, known as the mountain blechnum is a large, attractive fern that is indigenous to sub-saharan Africa.

Lomariocycas palmiformis, synonym Blechnum palmiforme, is a species of fern in the family Blechnaceae. It is endemic to the Tristan da Cunha group of islands. The species is a tree fern that can grow to 2 m in some sheltered areas. It resembles the form of a palm tree, but is not part of Arecaceae, the palm family.

Cranfillia is a genus of ferns in the family Blechnaceae, subfamily Blechnoideae, according to the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The genus is accepted in a 2016 classification of the family Blechnaceae, but other sources sink it into a very broadly defined Blechnum, equivalent to the whole of the PPG I subfamily.

Austroblechnum is a genus of ferns in the family Blechnaceae, subfamily Blechnoideae, according to the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The genus is accepted in a 2016 classification of the family Blechnaceae, but other sources sink it into a very broadly defined Blechnum, equivalent to the whole of the PPG I subfamily.

Parablechnum minus, synonym Blechnum minus, is a small fern growing in moist situations in a variety of habitats in eastern Australia. It is often seen by streams. It first appeared in scientific literature in the year 1810, as Stegania minor in the Prodromus Florae Novae Hollandiae, published by the prolific Scottish botanist, Robert Brown. It was later moved to the genus Blechnum and then to Parablechnum.

Cleistoblechnum is a genus of ferns in the family Blechnaceae, subfamily Blechnoideae, with a single species Cleistoblechnum eburneum, according to the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The genus is accepted in a 2016 classification of the family Blechnaceae, but other sources sink it into a very broadly defined Blechnum, equivalent to the whole of the PPG I subfamily. The natural habitat of Cleistoblechnum eburneum is subtropical or tropical moist lowland forests. It is threatened by habitat loss. It is native to China and Taiwan.

Austroblechnum patersonii, synonym Blechnum patersonii, is a fern in the family Blechnaceae. It is known as the strap water-fern. It is native to eastern Australia (Queensland, New South Wales, Victoria and Tasmania), Lord Howe Island, New Zealand and the Society Islands (Tahiti).

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Oceaniopteris cartilaginea, synonym Blechnum cartilagineum, is known as the gristle fern or soft water fern. It is a resilient and abundant fern growing in eastern Australia, seen in rainforest and eucalyptus forest. The new growth is often pink or reddish in colour. It is very tolerant of dry conditions once established in a shady area. It can be found in sheltered areas along creeks within 200m of sea level that are within dry sclerophyll forest or on the margins of wet sclerophyll forest.

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Lomariocycas magellanica, synonym Blechnum magellanicum, costilla de vaca (Chilean Spanish for cow's rib) or palmilla, is a medium-sized fern native with a natural range from Talca at 35°S, to the Magallanes Region in Chile. It grows from sea level up to 2200 m.a.s.l. It grows also in the humid valleys of western Argentina close to the Chilean border.

Lomaridium contiguum, synonym Blechnum contiguum, is a fern in the family Blechnaceae. The specific epithet refers to the contiguous lobes of the fronds.

Icarus is a genus of ferns in the family Blechnaceae, subfamily Blechnoideae, with a single species Icarus filiformis, according to the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The genus is accepted in a 2016 classification of the family Blechnaceae, but other sources sink it into a very broadly defined Blechnum, equivalent to the whole of the PPG I subfamily. Icarus filiformis, synonym Blechnum filiforme, is known as thread fern or pānoko in Māori. It is endemic to New Zealand. It has a creeping and climbing habit. It has three different types of fronds: long climbing

Cranfillia fullagari, synonym Blechnum fullagarii, is a fern in the family Blechnaceae. The specific epithet honours James Fullagar, who collected plants on Lord Howe Island for the Royal Botanic Gardens, Melbourne.

Cranfillia fluviatilis, synonym Blechnum fluviatile, is a fern known in the Māori language as kiwikiwi. A herbaceous plant, C. fluviatilis is a "hard fern" of the genus Cranfillia in the family Blechnaceae. It was identified by Patrick Brownsey in 1979. Other common names are star fern, creek fern, kawakawa and kiwakiwa.

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Austroblechnum leyboldtianum, synonym Blechnum blechnoides, known as iquide in Chilean Spanish, is a fern species endemic to Chile. It has a distribution range from Concepción to Aisén in Chile. It grows up to altitudes of 1,000 metres (3,300 ft).

Austroblechnum divergens, synonyms including Blechnum divergens, Blechnum rimbachii and Blechnum floresii, is a species of fern in the family Blechnaceae. Austroblechnum divergens in its broader circumscription is native from Mexico to southern Brazil. Some sources treat the taxon known by the synonym Blechnum rimbachii as a distinct species; if so, it is endemic to Azuay Province, Ecuador (found 2,000 m above sea level), and is only known from an early 20th century collection. Its natural habitat is subtropical or tropical moist montane forests. It is threatened by habitat loss for

Austroblechnum colensoi, synonym Blechnum colensoi, also known as Colenso's hard fern, waterfall fern or peretao is a species of fern native to New Zealand. It is distributed throughout the North, South and Stewart Islands. Austroblechnum colensoi is usually found in dark areas with good access to water, such as steep banks, river gorges and rocky overhangs.

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Parablechnum cordatum (synonyms Blechnum cordatum, Blechnum chilense), the Chilean hard fern or costilla de vaca (Chilean Spanish for "cow's rib"), is a fern of the family Blechnaceae, native to Chile. It is also found in neighboring areas of Argentina and the Juan Fernández Islands. It grows to 0.9–1.8 m (2 ft 11 in – 5 ft 11 in), often developing a trunk-like appearance over time. The fertile fronds are more erect, with narrower pinnae, than the infertile ones. This plant has gained the Royal Horticultural Society's Award of Garden Merit.

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