Bromus secalinus*

Bromus secalinus* Linn. Sp Pl: 76 (1753).

Classification. (GPWG 2001) : Subfamily Pooideae. Tribe Bromeae.

Type of Basionym or Protologue Information: CT: Anon., (LINN-93.1). NT designated by P. M. Smith, Notes Roy. Bot. Gard. Edinburgh 42: 498 (1985); CT proposed by Jarvis, Taxon 41: 559 (1992).

ST: van Royen s.n., (L).

Key references (books and floras): [2002] D.Sharp & B.K.Simon, AusGrass, Grasses of Australia, [2008] S.W.L.Jacobs, R.D.B.Walley & D.J.B.Wheeler, Grasses of New South Wales (176), [2009] A.Wilson (ed.). Flora of Australia, Vol 44A. Poaceae 2 (86).

Illustrations: [2008] S.W.L.Jacobs, R.D.B.Whalley & D.J.B.Wheeler, Grasses of New South Wales, 4th edn (176).

Habit. Annual. Culms erect, 20–120 cm tall, 5–7 -noded. Leaf-sheaths glabrous on surface. Ligule an eciliate membrane, 1–2 mm long, erose. Leaf-blades 10–25 cm long, 4–10 mm wide. Leaf-blade surface scaberulous, glabrous or indumented.

Inflorescence. Inflorescence compound, a panicle. Panicle ovate, 5–20 cm long.

Spikelets. Spikelets pedicelled. Fertile spikelets many flowered, with at least 2 fertile florets (4–11), comprising 4–11 fertile floret(s), with diminished florets at the apex, oblong or ovate, laterally compressed, 10–25 mm long.

Glumes. Glumes dissimilar. Lower glume oblong or ovate, coriaceous, without keels, 3–5 -nerved. Upper glume elliptic or ovate, 5–8.5 mm long, coriaceous, without keels or keeled, 5–7 -nerved.

Florets. Fertile lemma 6–10 mm long, without keel, 7–9 -nerved. Lemma surface glabrous. Lemma apex muticous or awned, 1 -awned. Median (principal) awn subapical, 0–8 mm long overall. Lodicules present. Anthers 3.

Continental Distribution: Europe, Africa, Temperate Asia, Australasia, Pacific, North America, and South America.

Australian Distribution: New South Wales.

New South Wales: Northern Tablelands, Central Tablelands.

Notes. Introduced. Native of the Mediterranean. Disturbed areas. Flowers Dec-Jan.

AVH 2011

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith