Agrostis breviculmis

HABIT Perennial; caespitose. Culms erect; 4–10 cm long. Culm-internodes distally glabrous. Ligule an eciliate membrane. Leaf-blades involute; 1–3 cm long; 1–1.3 mm wide. Leaf-blade surface glabrous.

INFLORESCENCE Inflorescence a panicle.

Panicle spiciform; linear; 1–3 cm long.

Spikelets solitary. Fertile spikelets pedicelled.

FERTILE SPIKELETS Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets elliptic; laterally compressed; 2 mm long; breaking up at maturity; disarticulating below each fertile floret.

GLUMES Glumes persistent; similar; exceeding apex of florets; firmer than fertile lemma; shiny; gaping. Lower glume lanceolate; 1 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume primary vein scabrous. Lower glume lateral veins absent. Lower glume surface asperulous; rough above. Lower glume apex acute. Upper glume lanceolate; 1.8–2 mm long; 1.2–1.4 length of adjacent fertile lemma; membranous; 1-keeled; 1 -veined. Upper glume primary vein scabrous. Upper glume lateral veins absent. Upper glume surface asperulous; rough at apex. Upper glume apex acute.

FLORETS Fertile lemma elliptic; 1.5 mm long; hyaline; without keel; 5 -veined. Lemma apex truncate; muticous. Palea absent or minute.

FLOWER Lodicules 2; membranous. Anthers 3.

FRUIT Caryopsis with adherent pericarp. Hilum linear.

DISTRIBUTION South America: northern South America, western South America, and southern South America.

NOTES Aveneae. Gr Peru 1995.

Please cite this publication as detailed in How to Cite Version: 3rd February 2016.