Carex comans Berggr.

Caption:

Details

Name scientific

Carex comans Berggr. (1878)

Preferred name

Carex comans Berggr.

Taxonomy reference

Healy, A. J.; Edgar, E. 1980: Flora of New Zealand. Vol. III. Adventive Cyperaceous, Petalous and Spathaceous Monocotyledons. Government Printer, Wellington.

Linked name

Carex comans Berggr.

Biostatus

Origin

Occurrence

Georegion

Schema

Biostatus source

Comment

Endemic

Wild

New Zealand

Political Region

Nomenclature

Original authors

Berggr.

Authors

Berggr.

Year published

1878

Nomenclatural code

ICN

Basionym

Carex comans Berggr.

Taxonomic rank

species

Canonical form

Carex comans

Classification

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Poales

Family

Cyperaceae

Genus

Carex

Species

comans

Subordinates

Vernacular names

Language of use: English

longwood tussock

Language of use: Māori

Maurea

Synonyms

Descriptions

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

Carex comans Berggr.

Description

2n = 40

Healy, A. J.; Edgar, E. 1980: Flora of New Zealand. Vol. III. Adventive Cyperaceous, Petalous and Spathaceous Monocotyledons. Government Printer, Wellington.

Carex comans Berggr.

Description

Very leafy dense red or yellow-green tufts to 25 cm high. Leaves concavo-convex, usually > stems, drooping above; sheaths dull brown to purple-black. Female spikes c. 5, distant, ± pedunculate, light brown to red-brown, to 2.5 cm × 3-4 mm. Utricle-beak deeply cleft, scabrid, ± 1 mm long. Stigmas 3.

Moore, L.B.; Edgar, E. 1970: Flora of New Zealand. Vol. II. Indigenous Tracheophyta: Monocotyledones except Gramineae. Botany Division DSIR, Wellington.

Carex comans Berggr.

Description

Tufts very dense, very lfy, red, or yellow-green. Culms 6–25–(40) cm. long, < 1 mm. diam., terete, glab., flaccid, occ. much elongating at maturation of fr. and drooping to the ground; basal sheaths dull brown to purple-black. Lvs us. > culms, 0.5–1–(1.5) mm. wide, drooping above, concavo-convex, adaxial surface matt, abaxial surface more deeply coloured and shining, margins scabrid, tips rarely curled. Spikes (4)–5–7–(8), linear-oblong; terminal 1–(2) spikes male, very slender; remaining spikes female occ. with a few male fls at the base, 0.5–2.5 cm. × 3–4 mm., distant, the uppermost 1–2 sessile, the lower on filiform peduncles, often drooping. Glumes (excluding awn) often slightly < utricles, ovate-lanceolate, us. emarginate to more deeply bifid at the top with a rather short scabrid awn, light brown or reddish brown with a paler midrib, membr. Utricles 2.5–3.5 × c. 1 mm., unequally biconvex to ± plano-convex, lanceolate, elliptic-lanceolate or ovate-lanceolate, reddish brown, pale straw-coloured at the base, obscurely ribbed on both faces, becoming smooth when fully mature, lateral nerves us. prominent, margins of upper half sharply serrate, narrowed above to a bifid beak c. 1 mm. long, with slender scabrid crura. Stigmas 3. Nut 1.5–2 mm. long, trigonous, ovoid to oblong-ovoid, dark brown.