Agrostis tolucensis

Agrostis tolucensis is a species of grass which is found in South America, the United States, and Mexico.

Description
The plant is perennial and caespitose with culms being 8 – long and 0.5 mm wide. It eciliate membrane have a ligule which is 2.8 – long with leaf-blades being erect, filiform, conduplicate, 5 – by 0.7 – and having ribbed surface as well. The panicle is 3 – long and 0.3 – wide. It is also inflorescenced, linear, and spiciform as well. Its peduncle is 4 – long while the main branches are appressed and are 0.5 –.

It have solitary spikelets which carry one fertile floret and have a pubescent callus. The spikelets themselves are elliptic, are 2.3 – long and carry filiformed pedicels which are 0.5 – long and scabrous as well. The species carry an ovate fertile lemma which is 2 – long and is keelless with dentate apex.

The glumes are purple in colour, oblong, membranous, have no lateral veins and have acute apexes. They also have one keel and one vein which is scabrous. The size is different though; Lower glume is 2.3 – long while the upper one is 2.1 –. Flowers have two membranous lodicules and three stamens the latter of which are of the same colour as glumes and are 1 mm long. They also carry two stigmas and three stamens the latter of which are 1 – long. The fruits are caryopses with an additional pericarp and linear hilum.

Distribution
In Bolivia, the plant is found growing on the elevation of 2500 - 5000 m, depending on the province.