Neoblechnum
Template:Short description Template:Speciesbox
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).[1] The genus is accepted in a 2016 classification of the family Blechnaceae,[2] but other sources sink it into a very broadly defined Blechnum, equivalent to the whole of the PPG I subfamily;[3] the species is then known as Blechnum brasiliense. It is called Brazilian dwarf tree fern, red Brazilian tree fern, and red dwarf tree fern.[4][5]
Description
The erect rhizome of Neoblechnum brasiliense forms a thin stipe-stubbed trunk up to Script error: No such module "convert". in height. The new foliage is a striking deep red color. As the fronds mature it turns to a glossy green.[6] On some selections, the new fronds emerge a pinkish-red.
Distribution
The fern is native to the warm and humid subtropical forests of South America.[6]
Habitats include:[4]
- the Atlantic Forest biome, within southeastern Brazil, Uruguay, and the interiors of Argentina and Paraguay.
- the Amazon region, in Brazil, Peru, Bolivia, Colombia, Ecuador, Venezuela, and Guyana.
- Guatemala.
Cultivation
Neoblechnum brasiliense is cultivated as an ornamental plant.[6] In the UK (under the synonym Blechnum brasiliense) it has gained the Royal Horticultural Society's Award of Garden Merit.[7] As it will not tolerate temperatures below Script error: No such module "convert". it must be grown under glass all year in temperate regions.
Cultivars
Named cultivars include:
- 'Crispum' — segments have prominently crisped margins[6][8]
- 'Cristatum' — segments are crested[6]
- 'Volcano' — red dwarf tree fern, new foliage is red[9]
Gallery
-
New red fronds emerging, Jardin des Plantes conservatory
-
Specimen in the United States Botanic Garden conservatory
References
<templatestyles src="Reflist/styles.css" />
- ↑ Script error: No such module "citation/CS1".
- ↑ Script error: No such module "citation/CS1".
- ↑ Script error: No such module "citation/CS1".
- ↑ a b GRIN-Global Web v 1.9.7.1: Taxonomy profile for Blechnum brasiliense
- ↑ National Gardening Association: Blechnum brasiliense
- ↑ a b c d e Forest Ferns.uk: cultivation of Blechnum brasiliense
- ↑ Script error: No such module "citation/CS1".
- ↑ Longwoodgardens.org: Longwood Gardens Plant Explorer — Blechnum brasiliense 'Crispum'
- ↑ Thompson-morgan.com: Blechnum brasiliense 'Volcano' (Red Dwarf tree fern)
<ref> tag with name "CFLW" defined in <references> is not used in prior text.Script error: No such module "Check for unknown parameters".