Genera ID
Wheatgrass (Agropyron)
Bilateral spike; pectinate or "comb-like"spikelet arrangement, 1 spikelet/node, KEELED GLUMES, awns terminal from glumes and lemmas. Triticea tribe
Wheatgrass (Pascopyrum)
Bilateral spike; imbricate spikelet pattern. strongly rhizomatous. Triticeae tribe
Wild rye (Psathyrostachys)
2-3 spikelets per node, florets are all sessile. Auricles claw like and up to 2mm. Triticeae tribe
Barley (hordeum)
3 spikelets/node (central 1 fertile+ sessile, latteral 2 infertile+ pedicellate). Auricles absent. Triticeae tribe
Reedgrass (calamagrostis)
panicle inflorecence. 1 floret. awn neer base of lemma. callus region is bery hairy (bearded). Poa tribe
Hair grass (Deschampsia)
2 florets. callus region has short tufts of hairs. Lemma truncated with serrated (toothed) apex. Poa tribe
Junegrass (Koeleria)
Panicle (contracted, dense). spikelets 2-4 (typically 2). Awnless but may be awntipped. Poa tribe
Canarygrass (Phalaris)
Panicle (contracted, interupted). 3 florets (1 fertile, 2 reduced). fertile floret has a glossy surface. Poa tribe
Timothy (Phleum)
Raceme (spike-like panicle). 1 floret. glumes apex short stout awn. Ciliate- hispid on the keel (back) of glume. Poa tribe
Orchard grass (Dactylis)
Panicle (clustered to the ends and one side), partially closed and compressed sheaths. glumes and lemma ciliate on back of keel. clustering pattern on inflorescence. Poa tribe
Fescue (festuca)
2-9 florets, ligule a membrane, short, oftwn higher on sides than in the back. purple crown base (veg feature). Poa tribe
Bluegrass (Poa)
compressed keeled glumes and lemma. cobwebby callus region, Boat shaped tip leaves. two toned floret colour. Poa tribe
Brome (Bromus)
awned from a bifid lemma subterminal apex, closed sheaths. Smooth brome has a m on the leaf blade. Bromeae tribe
Panic grass (Panicum)
dorsal compression on spikelets (looks kinda like a pommegranite), disarticulation below the glumes. Red and green coloured. Paniceae tribe
Sandgrass (Calamovilfa)
awnless, sub-equal glumes, 1 floret. Cynodonteae tribe
Grama grass (Bouteloua)
secund spike inflorecence, 2-3 florets (will just get labeled as 2), hairy callus region and collar region, purpley red colour. Cynodonteae tribe
Oat grass (Danthonia)
flat, bent, and twisted awn from bifid apex of lemma, hairy ligule. Danthonieae tribe
Three awn (Aristida)
indurate floret, awn divergent into 3 segments. Redish hue to it. Aristideae tribe.
Needlegrass and porcupine grass (hesperostipa)
awn usually bent and twisted. sharp and long callus, indurate lemma and palea. Stipeae tribe