Calamagrostis canadensis (Michx.).
Bluejoint Reedgrass

Habit: 		Tufted reedlike perennial, with numerous creeping rhizomes.
Culms: 		60-150 cm. tall, erect, simple, tufted.
Blades: 	15-40 cm. long, 4-8 mm. wide, numerous, rather lax, scabrous, usually flat, glaucous.
Sheaths: 	Glabrous or rarely obscurely pubescent.
Ligule: 	Membranous, 2-3 mm. long.
Inflorescence: 	Panicle 10-25 cm. long, nodding, dense to open, usually purple; the slender fascicled
		branches ascending or spreading.
Spikelets: 	3-3.5 mm. long, numerous, 1-flowered; flowers perfect; the rachilla disarticulating
		above the glumes, prolonged behind the palea as a sort hairy bristle.
Glumes: 	3-4 mm. long, equal, acute or acuminate, usually scabrous, persistent, narrow, keeled, a
		little longer than the lemma.
Lemmas: 	Slightly shorter than the glumes, smooth, thin, scabrous, awned on the back,
		usually from below the middle, the awn delicate, straight, extending to about the tip of the lemma;
		callus hairs abundant, about as long as the lemma; rachilla delicate, sparsely long-pilose.
Palea: 		Shorter than the lemma, narrow thin, hyaline, faintly 2-nerved.
Habitat: 	Marshes, wet places, woods and meadows. July-September.
Kansas Range:	Extreme west (Hamilton county along Arkansas river).
Use: 		Rare in Kansas.
Synonyms:	Calamagrostis canadensis (Michx.) Beauv. var. canadensis
		Calamagrostis atropurpurea Nash
		Calamagrostis canadensis (Michx.) Beauv. var. pallida (Vasey & Scribn.) Stebbins
		Calamagrostis canadensis (Michx.) Beauv. var. robusta Vasey
		Calamagrostis canadensis (Michx.) Beauv. var. typica Stebbins