Cyperaceae taxon details
Carex filamentosa Petrie
1677709 (urn:lsid:marinespecies.org:taxname:1677709)
accepted
Species
terrestrial
Petrie, D. (1915). Descriptions of New Native Phanerogams. <em>Transactions and Proceedings of the New Zealand Institute. Wellington.</em> xlviii. 191.
page(s): 191 [details]
page(s): 191 [details]
Description Dense, filiform, pale green or reddish tufts with ∞ slender stolons. Culms 3–12 cm. × c. 0.5 mm., terete, faintly...
Description Pale green or reddish tufts to 20 cm high; stems filiform; stolons slender. Leaves filiform, twice as long as stems,...
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Trans. & Proc. New Zealand Inst. 1915, xlviii. 191 (1916). to Trans....
Description Dense, filiform, pale green or reddish tufts with ∞ slender stolons. Culms 3–12 cm. × c. 0.5 mm., terete, faintly striated. Lvs up to twice the length of the culms, c. 0.5 mm., or rarely up to 1 mm. wide, plano-convex, nerved on the abaxial surface, smooth on the adaxial surface, very finely scabrid towards the tip. Infl. of (2)–3–4 spikes crowded at the top of the culm, or the lowermost somewhat distant; the uppermost spike male, extremely slender; remaining spikes female, shortly pedunculate, occ. with male fls at the top; bracts subtending spikes, long, lf-like and filiform. Glumes < or occ. = utricles, ovate, membr., pale cream, occ. brown- or red-flecked, the distinct midrib us. produced to a smooth or very finely scabrid awn. Utricles 2.5–3 × c. 1.5 mm., plano-convex or subtrigonous, elliptic-lanceolate, light brown with reddish brown markings towards the beak, distinctly nerved; beak hardly narrowed, c. 0.5 mm. long, margins smooth, shallowly bifid; stipe minute. Stigmas 3. Nut c. 1.5 mm. long, trigonous, obovoid, red-brown. [details]
Description Pale green or reddish tufts to 20 cm high; stems filiform; stolons slender. Leaves filiform, twice as long as stems,...
Description Pale green or reddish tufts to 20 cm high; stems filiform; stolons slender. Leaves filiform, twice as long as stems, plano-convex. Female spikes 2-3, usually all crowded, ± 0.5 cm long, light brown. Stigmas 3. [details]
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Trans. & Proc. New Zealand Inst. 1915, xlviii. 191 (1916). to Trans....
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Trans. & Proc. New Zealand Inst. 1915, xlviii. 191 (1916). to Trans. & Proc. New Zealand Inst. 48: 191 (1915 publ. 1916), information provided by Alan E. on email Jun. 07 2021 More details could be fo [details]
Cyperaceae Working Group. (2025). [see How to cite]. Global Cyperaceae Database. Carex filamentosa Petrie. Accessed at: https://cyperaceae.org/aphia.php?p=taxdetails&id=1677709 on 2026-04-08
Date
action
by
2024-12-10 11:47:54Z
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db_admin
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Nomenclature
original description
Petrie, D. (1915). Descriptions of New Native Phanerogams. <em>Transactions and Proceedings of the New Zealand Institute. Wellington.</em> xlviii. 191.
page(s): 191 [details]
basis of record Plants of the World Online (POWO). , available online at https://powo.science.kew.org/ [details]
page(s): 191 [details]
basis of record Plants of the World Online (POWO). , available online at https://powo.science.kew.org/ [details]
Present Inaccurate Introduced: alien Containing type locality
Unknown type K 000907583, geounit Stewart Island [details]
From editor or global species database
Description Dense, filiform, pale green or reddish tufts with ∞ slender stolons. Culms 3–12 cm. × c. 0.5 mm., terete, faintly striated. Lvs up to twice the length of the culms, c. 0.5 mm., or rarely up to 1 mm. wide, plano-convex, nerved on the abaxial surface, smooth on the adaxial surface, very finely scabrid towards the tip. Infl. of (2)–3–4 spikes crowded at the top of the culm, or the lowermost somewhat distant; the uppermost spike male, extremely slender; remaining spikes female, shortly pedunculate, occ. with male fls at the top; bracts subtending spikes, long, lf-like and filiform. Glumes < or occ. = utricles, ovate, membr., pale cream, occ. brown- or red-flecked, the distinct midrib us. produced to a smooth or very finely scabrid awn. Utricles 2.5–3 × c. 1.5 mm., plano-convex or subtrigonous, elliptic-lanceolate, light brown with reddish brown markings towards the beak, distinctly nerved; beak hardly narrowed, c. 0.5 mm. long, margins smooth, shallowly bifid; stipe minute. Stigmas 3. Nut c. 1.5 mm. long, trigonous, obovoid, red-brown. [details]Description Pale green or reddish tufts to 20 cm high; stems filiform; stolons slender. Leaves filiform, twice as long as stems, plano-convex. Female spikes 2-3, usually all crowded, ± 0.5 cm long, light brown. Stigmas 3. [details]
Taxonomic remark Source in seed data: wcs Update namepublishedIn from Trans. & Proc. New Zealand Inst. 1915, xlviii. 191 (1916). to Trans. & Proc. New Zealand Inst. 48: 191 (1915 publ. 1916), information provided by Alan E. on email Jun. 07 2021 More details could be fo [details]
