Scientific Name:
Thinopyrum junceiforme (Á.Löve & D.Löve) Á.Löve, Taxon 29: 29: 351 (1980)
  • Elytrigia junceiformis Á.Löve & D.Löve (1948) nom. nov. pro Agropyron junceum subsp. boreali-atlanticum Simonet & Guin. 1938 (non Elytrigia juncea (L.) Nevski 1936)
  • Agropyron junceiforme (Á.Löve & D.Löve) Á.Löve & D.Löve (1948) nom. illeg., nom. inval.
Vernacular Name(s):
Sand couch

Bluish grey tufts 25–60 cm, often forming large colonies from long-creeping wiry rhizomes. Leaf-sheath abaxially glabrous, adaxially abundantly finely hairy, subcoriaceous, straw-coloured or often purplish, auricles 0. Ligule to 1 mm, scarious, ciliate, hairy. Leaf-blade (7)–10–30 cm, often involute, or flat and up to 4 mm wide, stiff or ± flexuous, abaxially smooth, adaxially prominently ribbed, ribs minutely densely hairy, long-tapered to fine, acute tip, margins minutely ciliate. Culm 10–35 cm, erect or drooping, internodes glabrous. Spike 4–20 × 1–2 cm, erect or curved, with close-set or distant spikelets; rachis very fragile, glabrous. Spikelets 15–25 mm, oblong, elliptic or wedge-shaped, 3–7-flowered; rachilla prolongation short. Glumes ± equal, 9–20 mm, 7–11-nerved, oblong, obtuse, coriaceous and very tough, asymmetrically keeled, or rounded on back, abaxially glabrous, adaxially clothed in fine hairs, mucronate or blunt, margins membranous. Lemma 10–15 mm, coriaceous, 5–7-nerved, abaxially glabrous and shining, adaxially clothed in fine hairs, apex notched, mucro between 2 short lobes. Palea to 14 mm, ≤ lemma, keels finely ciliate, interkeel with fine hairs towards margins, flanks finely hairy; apex produced, ciliate. Callus short, glabrous, articulation oblique. Rachilla 2 mm, finely hairy. Lodicules to 2 mm, lobed, ciliate, hairy. Anthers 6–7 mm, orange, filaments brown. Gynoecium: ovary 2 mm, turbinate, brown; stigma-styles to 3 mm.

[From: Edgar and Connor (2000) Flora of New Zealand. Volume 5 (second printing).]