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Dissections:
Dactylis glomorata

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DACTYLIS L. Orchardgrass
Plants hermaphroditic, caespitose or rhizomatous, perennial. Culms erect to ascending, glabrous; internodes hollow, terete or slightly compressed. Leaves basal and cauline, not distichous; sheaths with compressed keels, margins connate one-half length; auricles absent; ligules membranous; blades flat or folded, not attenuate, lax. Panicles open or narrow, primary branches spreading or ascending. Spikelets in one sided clusters, laterally compressed, disarticulation above glumes; sessile or short pedicellated; florets 3-6, reduced floret at apex, callus glabrous; glumes 2, first 1-3-veined, second 3-veined (acute), equal or unequal, shorter than first lemma, mid-veins hispid or scabrous, awned; lemmas 5-veined, membranous or chartaceous, entire (acute to acuminate), veins hispid, awns (1) apical (short); paleas 2-veined, awnless, glabrous to short ciliate. Stamens 3; anthers yellowish cream. Caryopses dorsiventrally compressed. Base chromosome number x=7.

A monotypic genus of temperate regions of the world. A widely introduced and naturalized forage grass. This species occurs in mesic habitats in shade or open sunlight. A common component of meadows and pastures. The species is an important livestock forage.