Eragrostis bahiensis*

Eragrostis bahiensis* Roem. &
Schult. Mant. 2: 318 (1824).

Classification. (GPWG 2001) : Subfamily Chloridoideae. Cynodonteae.

Type of Basionym or
Protologue Information
: HT: Maximilian Neowidensis, Brazil: without
precise locality (LE).

Key references
(books and floras):
[2002] D.Sharp & B.K.Simon, AusGrass, Grasses of

Perennial. Culms erect or geniculately ascending, 30–120 cm tall. Leaf-sheaths
glabrous on surface. Ligule a fringe of hairs, 0.1–0.3 mm long. Leaf-blades
involute, 5–25 cm long, 1–4 mm wide. Leaf-blade surface glabrous.

Inflorescence compound, a panicle. Panicle oblong or ovate, 5–30 cm long,
2.5–18 cm wide.

Spikelets sessile. Fertile spikelets many flowered, with at least 2 fertile
florets (9–21), comprising 9–21 fertile floret(s), with diminished florets at
the apex, linear or lanceolate or oblong, laterally compressed, 4–10 mm long.

Glumes. Glumes
similar. Lower glume lanceolate, membranous, keeled, 1-keeled, 1 -nerved. Upper
glume ovate, 1.4–1.6 mm long, membranous, keeled, 1-keeled, 1 -nerved.

Fertile lemma 1.5–2.2 mm long, without keel or keeled, 3 -nerved. Lemma apex
muticous. Lodicules present. Anthers 2. Grain 0.8 mm long.

: Australasia, North America, and South

: Queensland.

Cook, Port Curtis, Wide
Bay, Moreton.

Distinguishing characters include two stamens; winged, often scaberulous
rachilla; hardened glossy cataphylls. Resembling E. brownii, but
differing by its persistent (not articulate) rachilla.

collected in Qld. between Rockhampton and Brisbane.; native to S America;
introduced in U.S.A.
On sandy often low-lying soil in disturbed sites near forest tracks, weed of
introduction plots and pasture trials, and in "wallum" flats.;
flowers Oct.-Nov.; fruits Oct.-Nov.

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