Sacciolepis myosuroides

Sacciolepis myosuroides (R. Br.) A.Camus.
Lecompte, Fl.Gen. Indo-Chine 7: 460 (1922).

Classification. (GPWG 2001) : Subfamily Panicoideae. Paniceae.

Basionym and/or
Replacement Name:
R. Br., Prodr. 189 (1810).

Type of Basionym or
Protologue Information
: "T" = Littora novae Hollandiae intra
tropicum.", Banks [collected on Cook's Journey by Banks]4.

Key references
(books and floras):
[1810]. R.Brown, Prodromus (189 as Panicum
), [1878] G.Bentham, Flora Australiensis 7 (480 as Panicum
), [1952] C.A.Gardner, Flora of Western Australia 1 Gramineae
(264), [2002] D.Sharp & B.K.Simon, AusGrass, Grasses of Australia.

[1952] C.A.Gardner, Flora of Western Australia 1 Gramineae (263,
Pl. 76).

Habit. Annual.
Culms geniculately ascending or decumbent, 15–90 cm tall. Leaf-sheaths glabrous
on surface. Ligule a fringed membrane, a ciliolate membrane, 0.3–1 mm long.
Leaf-blades 3–30 cm long, 1.2–4.5 mm wide. Leaf-blade surface glabrous.

Inflorescence solid, a panicle. Panicle linear, 2–12 cm long, 0.3–0.5 cm wide.

Spikelets pedicelled. Fertile spikelets 2-flowered, the lower floret barren
(rarely male), the upper fertile, comprising 1 basal sterile florets, comprising
1 fertile floret(s), without rachilla extension, elliptic or ovate, laterally
compressed, 1.1–1.9 mm long.

Glumes. Glumes
thinner than fertile lemma. Lower glume ovate, membranous, without keels, 3–5
-nerved. Upper glume elliptic, 1.1–1.5 mm long, membranous, without keels, 7–9
-nerved. Upper glume surface glabrous. Florets. Basal sterile florets 1,
barren, with palea. Lemma of lower sterile floret 100 % of length of spikelet,
membranous, 7 -nerved.

Fertile lemma 1–1.3 mm
long, without keel, 5 -nerved. Anthers 3.

: Temperate Asia, Tropical Asia, and Australasia.

: Western Australia, Northern Territory, Queensland.

Western Australia:
Gardner. Northern Territory: Darwin & Gulf, Victoria River. Queensland:
Burke, Cook, North Kennedy.

Notes. Diagnostic features include spikelet length and
the scabrous pedicels

Native to the tropics
of Asia and Australia. In tropical and subtropical rain forests, tropical and
subtropical sub-humid woodlands, and coastal grasslands. Commonly found in wet
areas. Flowers Apr.-Sept.

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