Austrostipa crinita

Austrostipa crinita (Gaudich.)
S.W.L.Jacobs & J.Everett. Telopea 6: 585 (1996).

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

Basionym and/or
Replacement Name:
 Stipa crinita R.Br.,
Prodr. 175 (1810).

Type of Basionym or
Protologue Information
: HT: Labillardiere s.n., Australia: Western
Autralia: Shark Bay (P; IT: G, FI-W).

Key references
(books and floras):
[1952] C.A.Gardner, Flora of Western Australia 1
Gramineae (182 as Stipa), [2002] D.Sharp & B.K.Simon, AusGrass,
Grasses of Australia
, [2009] A.Wilson (ed.). Flora of Australia, Vol
44A. Poaceae 2 (30).

[2002] D.Sharp & B.K.Simon, AusGrass, Grasses of Australiia, [2009].
A.Wilson (ed.), Flora of Australia 44A: Poaceae 2 (31, Fig 4).

Derivation: L.
with long hair. Hairy as of leaf-blades or awns invested in long weak hairs.

Habit. Perennial.
Rhizomes present, short. Culms 50–100 cm tall. Leaf-sheaths glabrous on surface
or hairy. Ligule a fringed membrane, a ciliate membrane, 0.5–2 mm long.
Leaf-blades filiform, flat or involute, 1–4 mm wide. Leaf-blade surface
glabrous or indumented.

Inflorescence compound, a panicle. Panicle linear, 15–30 cm long.

Spikelets pedicelled. Fertile spikelets 1-flowered, comprising 1 fertile
floret(s), without rachilla extension, lanceolate, terete, 12 mm long.

Glumes. Glumes
similar, thinner than fertile lemma, shiny. Lower glume lanceolate, membranous,
much thinner above, without keels, 3 -nerved. Upper glume lanceolate, 7.5–12 mm
long, membranous, without keels, 5 -nerved.

Fertile lemma 5 mm long, without keel. Lemma surface indumented. Lemma apex
entire, awned, 1 -awned. Median (principal) awn 23–40 mm long overall, with a
twisted column. Column 7–12 mm long. Palea without keels.

: Australasia.

: Western Australia.

Western Australia:
Canning, Carnarvon. Irwin.

Notes. The apical
coma-like lemma hairs conceal the lemma/awn junction.

Islands and coast around the
Shark Bay area of Western Australia.

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