TUSCOLA COUNTY 



177 



Noticed in very wet open places about Cat Lake. Probably frequent 

 throughout. 



Eriophorwn virginicumL. Virginia cotton grass. Frequenl in bog 

 places about Cat Lake. Not noticed elsewhere. 



Rynchospora alba (L.) Vahl. White beaked rush. In boggy mound 

 at Quanicassee and Cat Lake. 



Rynchospora capillacea Torr. Capillary beaked rush. X >ticed by 

 Prof. C. A. Davis in wet marshy ground near the shore of Saginaw Bay. 



Rynchospora glomerata (L.) Vahl. Clustered beaked rush. "Prairies, 

 Akron Township. " C.A.Davis. 



Scleria verticillata Muhl. Low nut rush. "In prairie-like ground 

 in the northern part of Akron Township." C. A. Davis. 



Cladium mariscoidcs (Muhl.) Torr. Twig-rush. Bogs arid often in 

 wet sand. Frequent. 



Car ex scoparia Schkuhr. Pointed broom sedge. Frequent and often 

 abundant in wet marshy ground, especially in places where it is quite 

 wet in spring and fall, but liable to he dry and spongy in summer. 



Carex tribuloides Wahlend. Blunt broom sedge. Common in very 

 wet marshy places. 



Carex siccata Dewey. Hillside sedge. Occasional on shaded sand 

 ridges near shore of Saginaw Bay. 



Carex cristata Schwein. Crested sedge. Frequent in wet shaded 

 ground. 



Carex mirabilis perlonga Fernald. Larger straw sedge. Noticed in 

 shaded ground near Akron. 



Carex straminea Willd. Straw sedge. Noticed by Prof. C. A. Davis 

 near Union ville. 



Carex stellulata Good. Little prickly sedge. Low wet open ground. 

 Common throughout. 



Carex stellulata cephalantha (Bailey) Fernald. Larger prickly sedge. 

 "Prairies and wet meadows throughout." C. A. Davis. 



Carex scirpoides Schkuhr. Inland sedge. In damp marshy pla 

 near Cat Lake and Murphy's Lake. (More recent approved name is C. 

 interior Bailey.) 



Carex bromoides Schkuhr. Brome-like sedge. In very swampy pla 

 near Cat Lake and the other small lakes. 



Carex deweyana Schwein. Dewey's sedge. Noticed on the banks of 

 the small lakes. "Rich low woods, Fairgrove Township. '" ( '. A. Da \ 



Carex tenuiflora Wahlend. Sparse-flowered sedge, open 1 n iggy gr< >und. 

 Frequent. 



Carex trisperma Dewey. Three-fruited sedge. Shaded 1 K)ggy gn >und. 

 Plentiful in tamarack-blaek spruce swamps. 



Carex trisperma billing sii Knight. Billings' sedge. Tamarack-black 

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