Tmesipteris tannensis

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Tmesipteris tannensis
Tmesipteris tannensis 11.JPG
Scientific classification Red Pencil Icon.png
Kingdom: Plantae
Clade: Tracheophytes
Division: Polypodiophyta
Class: Polypodiopsida
Order: Psilotales
Family: Psilotaceae
Genus: Tmesipteris
Species:
T. tannensis
Binomial name
Tmesipteris tannensis

Tmesipteris tannensis is a fern ally endemic to New Zealand. It is usually epiphytic on trees and tree ferns, but is occasionally terrestrial. [1] [2]

An example of occurrence of T. tannensis within a tiered phytocoenosis is in Central Westland of South Island, New Zealand. These forests are the most extensive continuous podocarp/broadleaf forests in New Zealand. The overstory includes miro, rimu and mountain totara. The mid-story includes tree ferns such as Cyathea smithii and Dicksonia squarrosa , whilst the lowest tier and epiphytic associates include Asplenium polyodon , Astelia solandri and Blechnum discolor along with T. tannensis. [3]

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<i>Ascarina lucida</i>

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Plant community

A plant community is a collection or association of plant species within a designated geographical unit, which forms a relatively uniform patch, distinguishable from neighboring patches of different vegetation types. The components of each plant community are influenced by soil type, topography, climate and human disturbance. In many cases there are several soil types present within a given plant community. This is because the soil type within an area is influenced by two factors, the rate at which water infiltrates or evapotranspirates from the soil, as well as the rate at which organic matter enters or decays from the soil. Plant communities are studied substantially by ecologists, due to providing information on the effects of dispersal, tolerance to environmental conditions, and response to disturbance of a variety of plant species, information valuable to the comprehension of various plant community dynamics.

References

  1. P.J. Brownsey and J.C. Smith-Dodsworth. 1989. New Zealand Ferns and Allied Plants, Bateman, page 18
  2. J. S. Yeates. The Nucleolus of Tmesipteris tannensis Proceedings of the Royal Society London. Ser. B. 98, 1925, 227-224.
  3. C. Michael Hogan. 2009

Sources