Cortaderia jubata*

Cortaderia jubata* (Lem.) Stapf. Bot. Mag. t.7607 (1898). Classification. (GPWG 2001) : Subfamily Danthonioideae. Tribe

Basionym and/or
Replacement Name:
Lemoine, Rev. Hort. 50: 449 (1878).

Type of Basionym or
Protologue Information
: LT: Roezl s.n., Ecuador:
Chimborazo, "sent by Lemoine of Nancy and collected at Chimborazo
by the botanical collector Roezl" ex Herb. Munro (K (ex hb. Munro)). LT
designated by Connor & Edgar, Taxon 23: 598 (1974).

Key references
(books and floras):
[2002] D.Sharp & B.K.Simon, AusGrass, Grasses of
[2008] S.W.L.Jacobs, R.D.B.Walley & D.J.B.Wheeler, Grasses of New South

[2008] S.W.L.Jacobs, R.D.B.Whalley & D.J.B.Wheeler, Grasses of New South
, 4th edn (189).

Perennial. Culms 200–450 cm tall, 3–6 mm diam. Mid-culm internodes hollow,
glabrous. Mid-culm nodes glabrous. Lateral branches simple. Leaf-sheaths antrorsely
scabrous, glabrous on surface or hairy. Ligule a fringe of hairs, 1–2 mm long.
Leaf-blades 40–150 cm long, 4–20 mm wide.

Inflorescence compound, a panicle. Panicle ovate, dense, 30–60 cm long, 10–15
cm wide.

Spikelets pedicelled. Fertile spikelets many flowered, with at least 2 fertile
florets, comprising 3–5 fertile floret(s), with diminished florets at the apex,
lanceolate, laterally compressed, 12–15 mm long.

Glumes. Glumes
similar, similar to fertile lemma in texture, shiny. Lower glume lanceolate,
hyaline, without keels, 1 -nerved. Upper glume lanceolate, 8.5–10 mm long,
hyaline, without keels, 1 -nerved. Upper glume surface asperulous. Upper glume
apex entire or dentate. Florets. Fertile florets female.

Fertile lemma 9–15 mm
long, without keel, 3 -nerved. Lemma surface indumented. Lemma apex muticous.
Palea 2 -nerved. Lodicules present.

: Africa, Australasia, Pacific, and South

: Victoria,

Victoria: Gippsland Plain, Otway
Plain. Tasmania: King Island, Furneaux Group, North West, North East,
West Coast, Central Highlands, Midlands, Ben Lomond, East Coast, South West.

Close to C. selloana, but is distinguished in the field by the drooping
leaves and consequently well exserted inflorescences. In addition, the lemma
veins are purple, no males have been recorded, and the glumes are more or less
equal in length.

Tasmania and southern Victoria,
from the vicinity of Melbourne, weedy,
introduced from South America. Flowers Feb. to

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