Dactyloctenium buchananensis

Dactyloctenium buchananensis B.K.Simon. Flora
of Australia

44B: 459, 319–320, 420, f. 75A-I. 2005.

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

Type of Basionym or
Protologue Information
: Australia:
Queensland: western edge of Lake Buchanan,
Yarromere Station, J. Kemp & A. Knutt 3365H (HT: BRI; IT: K, MEL,

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

[2005] K.Mallet (ed.), Flora of Australia 44B: Poaceae 3
(Fig. 75A-I).

Habit. Annual
or ephemeral. Stolons absent. Culms erect or geniculately ascending, 8–40 cm
tall. Mid-culm internodes glabrous. Mid-culm nodes glabrous. Lateral branches
simple. Leaf-sheaths glabrous on surface. Ligule an eciliate membrane, 0.5 mm
long. Leaf-blades 1.5–3 cm long, 1–1.5 mm wide. Leaf-blade surface indumented.

Inflorescence subdigitate, with spicate branches.

Fertile spikelets many flowered, with at least 2 fertile florets, comprising 1
fertile floret(s), with diminished florets at the apex, ovate, laterally
compressed, 2.5–3.5 mm long.

Glumes. Glumes
dissimilar. Lower glume lanceolate, coriaceous, keeled, 1-keeled, 1 -nerved.
Upper glume oblong, 2.5–3 mm long, coriaceous, keeled, 1-keeled, 1 -nerved.
Upper glume apex awned.

Fertile lemma 3–3.2 mm long, keeled, 1 -nerved. Lemma apex muticous. Palea 2 -nerved. Anthers 3.

: Australasia.

: Queensland.

Queensland: South Kennedy.

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