Paspalum reticulinerve

HABIT Perennial; caespitose. Culms erect; 120 cm long. Ligule an eciliate membrane. Leaf-blades 10–30 cm long; 3–5 mm wide. Leaf-blade surface pubescent; densely hairy. Leaf-blade apex acuminate.

INFLORESCENCE Inflorescence composed of racemes.

Racemes 2(–3); paired; unilateral; 9 cm long. Rhachis 1 mm wide; ciliate on margins. Spikelet packing crowded; 2 -rowed.

Spikelets solitary. Fertile spikelets pedicelled.

FERTILE SPIKELETS Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; compressed strongly; plano-convex; 4.5–5 mm long; falling entire.

GLUMES Glumes one the lower absent or obscure; reaching apex of florets; thinner than fertile lemma. Upper glume ovate; auriculate at base; 1 length of spikelet; herbaceous; without keels; winged on margins; 5 -veined. Upper glume lateral veins with cross-veins. Upper glume margins ciliolate. Upper glume apex acute.

FLORETS Basal sterile florets barren; without significant palea. Lemma of lower sterile floret elliptic; 3.5 mm long; 0.9 length of fertile lemma; 1 length of spikelet; coriaceous; winged on margins; 3 -veined; with cross-veins; sulcate; papillose; puberulous; hairy below; ciliolate on margins; fringed above. Fertile lemma elliptic; 3 mm long; indurate; without keel. Lemma margins involute; ciliolate. Palea involute; indurate.

FRUIT Caryopsis with adherent pericarp.

DISTRIBUTION South America: western South America and Brazil.

NOTES Paniceae. Gr Bolivia 1997.

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