Puccinellia walkeri subsp. chathamica (Cheeseman) Edgar

Caption:

Details

Name scientific

Puccinellia walkeri subsp. chathamica (Cheeseman) Edgar, New Zealand J. Bot. 34: 26-27 (1996)

Preferred name

Puccinellia walkeri subsp. chathamica (Cheeseman) Edgar

Taxonomy reference

Edgar, E.; Connor, H.E. 2010: Flora of New Zealand Volume V Grasses. Edition 2. Manaaki Whenua Press.

Biostatus

Origin

Occurrence

Georegion

Schema

Biostatus source

Comment

Endemic

Wild

New Zealand

Political Region

Nomenclature

Combination authors

Edgar

Original authors

Cheeseman

Authors

(Cheeseman) Edgar

Publication place

Edgar, E. 1996: Puccinellia Parl. (Gramineae: Poeae) in New Zealand. New Zealand Journal of Botany 34: 17–32.

Year published

1996

Publication page

26-27

Nomenclatural code

ICN

Basionym

Atropis chathamica Cheeseman

Taxonomic rank

subsp.

Canonical form

Puccinellia walkeri subsp. chathamica

Classification

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Poales

Family

Gramineae

Genus

Puccinellia

Species

walkeri

Synonyms

Descriptions

Dawson, M.I. 2008: Index of chromosome numbers of indigenous New Zealand vascular plants.

Puccinellia walkeri subsp. chathamica (Cheeseman) Edgar

Description

2n = 42

Edgar, E. 1996: Puccinellia Parl. (Gramineae: Poeae) in New Zealand. New Zealand Journal of Botany 34: 17–32.

Puccinellia walkeri subsp. chathamica (Cheeseman) Edgar

Description

Plants (6)-10-40-(50) cm. Leaf-sheaths light greenish brown, sometimes dark brown or purplish. Panicle 2—10—(13) × 0.5—1.5 cm, with smooth, subacute- angled branches. Lemma with minutely ciliate-scabrous, obtuse tip and slightly excurrent midnerve, very rarely entire; usually 5-nerved, rarely 7-nerved. Palea keels scabrous in upper 1/3, very rarely slightly ciliate below, reaching only to paleatip. Endemic.

Edgar, E.; Connor, H. E. 2000: Flora of New Zealand Vol. V. Gramineae. Manaaki Whenua Press, Lincoln, New Zealand.

Puccinellia walkeri subsp. chathamica (Cheeseman) Edgar

Description

Plants (6)-10-40-(50) cm. Leaf-sheath light greenish brown, sometimes dark brown or purplish. Panicle 2-10-(13) × 0.5-1.5 cm; branches smooth, subacute-angled. Lemma apex minutely ciliate-scabrid, obtuse with slightly excurrent midnerve, very rarely entire; lemma usually 5-nerved, rarely 7-nerved. Palea keels scabrid in upper ⅓, very rarely slightly ciliate below, reaching only to apex.