140 BOTANY OF MICHIGAN 



Car ex pauciflora Lightf. Few-flowered sedge. Open places in tama- 

 rack-black spruce swamp at Vermilion growing in deep sphagnum. 

 Apparently infrequent. 



Car ex leptalea Wahlenb. Bristle-stalked sedge. Bogs and wet open 

 meadow-like ground. Common throughout. 



Carex polygama Schkuhr. Brown sedge. Bogs and wet prairie-like 

 ground throughout. Common. 



Carex gracillima Schwein. Graceful sedge. Beech-maple-birch 

 woods throughout. Common. 



Carex communis Bailey. Fibrous-rooted sedge. Beech-maple-birch 

 woods throughout and frequent. 



Carex pennsylvanica Lam. Pennsylvania sedge. Dry open ground, 

 especially on lumbered over and burned over sand ridges. Common. 



Carex livida (Wahlenb) Willd. Livid sedge. Wet marshy open ground 

 throughout. 



Carex paupercula Michx. Bog sedge. Boggy open ground near Ver- 

 milion and Emerson. Frequent. 



Carex limosa L. Mud sedge. Boggy open ground and very wet sand 

 throughout. Abundant near Whitefish Point and Vermilion. 



Carex laxiflora leptonervia Fern aid. Two-edged sedge. Damp places 

 on border of beech-maple-birch woods throughout. Often abundant. 



Carex flava L. Yellow sedge. Damp marshy places. Common. 



Carex flava rectirostra. Gaudin. SmalJ yellow sedge. Open wet 

 marshy ground throughout. Frequent. 



Carex oederi Retz. Green sedge. Bogs, damp meadow-like ground 

 and in damp sand near shores. Frequent throughout. 



Carex arctata Boott. Drooping wood sedge. Beech-birch-maple 

 woods throughout. Frequent. 



Carex debilis rudgei. Bailey. Rudge's sedge. Lumbered over and 

 burned over sand ridges near Vermilion. Frequent. 



Carex scabrata Schwein. Rough sedge. Damp open ground near Eck- 

 erman and Emerson. Frequent. 



Carex filiformis L. Slender sedge. Open bogs and wet marshes 

 throughout. Abundant. 



Carex lanuginosa Michx. Woolly sedge. Low wet open ground, 

 often in wet sand. Frequent. 



Carex koughtonii Torr. Houghton's sedge. Dry open ground near 

 Vermilion. Apparently infrequent. 



Carex oligospermia Michx. Few-seeded sedge. Open bogs and very 

 wet marshes throughout. Often abundant. 



Carex hystericina Muhl. Porcupine sedge. Very wet marshy ground. 

 Common throughout. 



Carex retrorsa Schwein. Retrorse sedge. Wet open or slightly shaded 

 ground throughout. Frequent. 



