Species

Poa tonsa

Etymology

Poa: meadow grass
tonsa: means shaved or smooth

Current Conservation Status

2012 - Not Threatened

Conservation status of New Zealand indigenous vascular plants, 2012
The conservation status of all known New Zealand vascular plant taxa at the rank of species and below were reassessed in 2012 using the New Zealand Threat Classification System (NZTCS). This report includes a statistical summary and brief notes on changes since 2009 and replaces all previous NZTCS lists for vascular plants. Authors: Peter J. de Lange, Jeremy R. Rolfe, Paul D. Champion, Shannel P. Courtney, Peter B. Heenan, John W. Barkla, Ewen K. Cameron, David A. Norton and Rodney A. Hitchmough. File size: 792KB

Previous Conservation Status

2009 - Not Threatened
2004 - Not Threatened

Authority

Poa tonsa Edgar

Family

Poaceae

Flora Category

Vascular - Native

NVS Species Code

POATON

The National Vegetation Survey (NVS) Databank is a physical archive and electronic databank containing records of over 94,000 vegetation survey plots - including data from over 19,000 permanent plots. NVS maintains a standard set of species code abbreviations that correspond to standard scientific plant names from the Ngä Tipu o Aotearoa - New Zealand Plants database.

Structural Class

Grasses

Similar Taxa

Similar to Poa lindsayi, which has the hairs on the lemma extending further towards the tip. The spikes are usually held futher above the leaves and on longer branchlets giving a more delciate appearance. The leaves of P. tonsa can also be folded in a similar fashion to P. lindsayi, but are wider and with a distinctly curved tip. The leaves of P. lindsayi are coloured green or brown, those of P. tonsa are frequently a glacuous-purple

Threats

Not Threatened

Chromosome No.

2n = 28

Endemic Taxon

Yes

Endemic Genus

No

Endemic Family

No

Where To Buy

Not commercially available

This page last updated on 7 Jan 2014