Astelia trinervia
Encyclopedia
Astelia trinervia is a species
of rhizomatous tufted perennials which is native to New Zealand
. An example occurrence of this species is on North Island
's Hamilton Ecological District
where A. trinervia occurs in the understory
associated with Crown Fern, Blechnum discolor
and overstory forest elements of rimu
and nothofagus
trees.
Species
In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...
of rhizomatous tufted perennials which is native to New Zealand
New Zealand
New Zealand is an island country in the south-western Pacific Ocean comprising two main landmasses and numerous smaller islands. The country is situated some east of Australia across the Tasman Sea, and roughly south of the Pacific island nations of New Caledonia, Fiji, and Tonga...
. An example occurrence of this species is on North Island
North Island
The North Island is one of the two main islands of New Zealand, separated from the much less populous South Island by Cook Strait. The island is in area, making it the world's 14th-largest island...
's Hamilton Ecological District
Hamilton Ecological District
Hamilton Ecological District is part of the Waikato Ecological Region in New Zealand's North Island. It occupies the Hamilton basin and surrounding foothills, and has been heavily modified with less than two percent of its indigenous vegetation remaining. This location has been studied...
where A. trinervia occurs in the understory
Understory
Understory is the term for the area of a forest which grows at the lowest height level below the forest canopy. Plants in the understory consist of a mixture of seedlings and saplings of canopy trees together with understory shrubs and herbs...
associated with Crown Fern, Blechnum discolor
Blechnum discolor
Blechnum discolor is a species of fern in the family Blechnaceae. This species is endemic to New Zealand. As noted by C. Michael Hogan, this species is found in a number of forest communities in diverse locations within New Zealand, and is sometimes a dominant understory component.Spores are...
and overstory forest elements of rimu
Rimu
Rimu can mean the following:*Dacrydium cupressinum, also rimu, a tree endemic to New Zealand*Rimu, Southland, a locality in Southland, New Zealand*Rimu, West Coast, a locality in the West Coast region of New Zealand...
and nothofagus
Nothofagus
Nothofagus, also known as the southern beeches, is a genus of 35 species of trees and shrubs native to the temperate oceanic to tropical Southern Hemisphere in southern South America and Australasia...
trees.