Peyr, Poaceae |
Present on Pacific Islands? yes
Primarily a threat at high elevations? no
Common name(s): [more details]
English: Massai lovegrass, Wilman love grass, heart-seed grass, sawtooth love grass |
Spanish: pasto avena |
Habit: grass
Description: "Habit: Perennial; caespitose. Culms erect; 20-120 cm long. Ligule a fringe of hairs. Leaf-blades 10-40 cm long; 2-10 mm wide; glaucous. Inflorescence a panicle. Panicle open; lanceolate, or ovate; 10-30 cm long. Primary panicle branches simple, or moderately divided. Panicle branches stiff. Spikelets solitary. Fertile spikelets pedicelled. Pedicels oblong; 1-5 mm long. Spikelets comprising 6-28(-47) fertile florets; with diminished florets at the apex. Spikelets ovate, or orbicular; laterally compressed; compressed strongly; 6-16(-23) mm long; 3-10 mm wide; falling entire. Glumes similar; shorter than spikelet. Lower glume lanceolate; 2-4 mm long; 1 times length of upper glume; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume apex acute. Upper glume lanceolate; 2-4 mm long; 0.6-0.9 times length of adjacent fertile lemma; 1-keeled; 1 -veined. Upper glume lateral veins absent. Upper glume apex acute. Fertile florets imbricate to tip. Fertile lemma ovate; 3-4.5 mm long; membranous; keeled; 3 -veined. Lemma midvein scaberulous. Lemma apex obtuse. Palea 2 -veined. Palea keels thickened; winged; ciliolate. Apical sterile florets resembling fertile though underdeveloped. Flower: Anthers 3; 2 mm long. Caryopsis with adherent pericarp; ellipsoid; 1-1.5 mm long" (GrassBase).
Habitat/ecology: (no habitat/ecology info known by PIER)
Propagation: Seed
Native range: Africa (GRIN).
Presence:
Pacific | |||
Country/Terr./St. & Island group |
Location |
Cited status &
Cited as invasive & Cited as cultivated & Cited as aboriginal introduction? |
Reference &
Comments |
State of Hawaii
Hawaiian Islands |
Hawaii (Big) Island |
introduced
invasive |
Herbst, Derral R./Clayton, W. D. (1998) (p. 28)
Voucher cited: Funk & Hall 252 (BISH) |
State of Hawaii
Hawaiian Islands |
Maui Island |
introduced
invasive |
Starr, Forest/Starr, Kim (2011) (p. 30)
East Maui. Voucher cited: Starr & Starr 080220-01 (BISH) |
Pacific Rim | |||
Country/Terr./St. & Island group |
Location |
Cited status &
Cited as invasive & Cited as cultivated & Cited as aboriginal introduction? |
Reference &
Comments |
Australia
Australia (continental) |
Australia (continental) |
introduced
invasive |
U.S. Dept. Agr., Agr. Res. Serv. (2013) |
Mexico
Mexico |
Mexico (United Mexican States) |
introduced
invasive |
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Naturalized |
Control: If you know of control methods for Eragrostis superba, please let us know.