Amphipogon amphipogonoides
(Steud.)Vickery. Contrib. N. S. Wales Nat. Herb. 1: 286 (1950).
Classification. (GPWG 2001) : Subfamily Arundinoideae. Tribe
Amphipogoneae.
Basionym and/or
Replacement Name: Pentacraspedon
amphipogonoides Steud., Syn. Pl. Glumac. 1: 151 (1854).
Key references
(books and floras): [1952] C.A.Gardner, Flora of Western Australia 1
Gramineae (138), [2002] D.Sharp & B.K.Simon, AusGrass, Grasses of
Australia, [2002] J.Wheeler, N.Marchant & M.Lewington, Flora of the
South West (398).
Illustrations:
[1952] C.A.Gardner, Flora of Western Australia 1 Gramineae (136,
Pl. 41).
Derivation: Gk.
-oides, resembling. Gk. amphi-, double; pogon, beard. Both lemmas
have several awns arising from incisions at their apices.
Habit.
Perennial. Rhizomes present, short. Culms erect or geniculately ascending,
20–40 cm tall, 3–6 -noded. Mid-culm nodes glabrous. Ligule a fringe of hairs.
Leaf-blades filiform, involute, 5–15 cm long, 1–2 mm wide. Leaf-blade surface
scaberulous.
Inflorescence.
Inflorescence solid, a panicle. Panicle ovate, 1–1.5 cm long.
Spikelets.
Spikelets sessile. Fertile spikelets 1-flowered, comprising 1 fertile
floret(s), without rachilla extension, oblong, laterally compressed, 5–7 mm
long.
Glumes. Glumes
similar, thinner than fertile lemma. Lower glume lanceolate, membranous,
without keels, 3 -nerved. Lower glume surface indumented. Upper glume
lanceolate, 5–7 mm long, membranous, without keels, 3 -nerved. Upper glume
surface indumented.
Florets.
Fertile lemma 3.5–4 mm long, without keel, 3 -nerved. Lemma surface indumented.
Lemma apex lobed. Palea 2 -nerved, without keels. Palea apex lobed. Anthers 3.
Continental Distribution:
Australasia.
Australian
Distribution: Western Australia.
Western Australia:
Drummond, Dale, Warren.
