Carex pterocarpa Petrie
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Details
Carex pterocarpa Petrie, Trans. & Proc. New Zealand Inst. 31: 353 (1899)
Carex pterocarpa Petrie
Nomenclature
Petrie
Petrie
1899
353
ICN
Carex pterocarpa Petrie
species
Carex pterocarpa
Classification
Descriptions
Carex pterocarpa Petrie
Tufts squat, coarse-leaved, pale green, 2-7 cm high; rhizome short, woody. Stems almost hidden by dark brown leaf-sheaths. Inflorescence an ovate, brownish head ± 7 × 7 mm with 2-4 congested sessile spikes. Male flowers at tip of spike. Utricles ± papillose, winged. Stigmas 2.
Carex pterocarpa Petrie
Shortly rhizomatous; tufts squat, coarse-lvd, pale green, 2–7 cm. tall. Rhizome c. 2 mm. diam., woody, covered by fibrous remains of lf-sheaths. Culms 2–3–(5) cm. tall, < lvs and almost entirely hidden by lf-sheaths, triquetrous, scabrid; basal sheaths grey-brown or chestnut. Lvs 2–6 cm. × 1–3 mm., often almost distichously arranged, channelled, coriac., margins and keel minutely scabrid, tapering to a ± acute tip; sheaths dull brown, membr., ± = lamina in length. Infl. an ovate, triangular, brownish head, c. 7 × 7 mm., with 2–4 congested spikes, the lowermost rarely subtended by a lf-like bract. Spikes androgynous, 4–6 mm. long, male fls at top of spike, very rarely at base. Glumes ± = utricles, ovate, acute, membr., midrib short, green, keel of lowermost glumes occ. scabrid. Utricles c. 3 × 2 mm., plano-convex, elliptic-ovoid, ± papillose, nerved, dark brown with pale brown conspicuous wings, margins strongly scabrid; beak narrow, < 1 mm. long with a bifid oblique orifice; stipe very minute. Stigmas 2. Nut c. 1.5 mm. long, biconvex, smooth, brown; styles persistent.
Taxonomic concepts
Carex pterocarpa Petrie
Carex pterocarpa Petrie
Carex pterocarpa Petrie
Carex pterocarpa Petrie
Carex pterocarpa Petrie
Carex pterocarpa Petrie
Carex thompsonii Petrie 1886
Carex pterocarpa Petrie
Collections
Metadata
0e428317-7dc4-470e-8a90-c46b4348e324
scientific name
Names_Plants
1 January 2000
27 June 2012