134 



AUKOSTIDKAK 



m unit* nuei gut 



"To 



Map 227 

 Muhlenbergia foliosa 

 (Roem. & Schult.) Trin. 



it may not be detected. On close observation, however, it is easily separated 

 from this species by its glabrous nodes and infranodes. It is found in low, 

 flat woods and on wooded slopes. I am not well enough acquainted with 

 this species to understand its habitat. 

 Ind. to Nebr., southw. to Tex. 



8. Muhlenbergia racemosa (Michx.) BSP. Marsh Muhly. Map 225. 



This is an infrequent grass of the lake area. It is found in marshes and 

 springy places. Our plants south of the lake area are from springy places. 

 Newf. to B. C, southw. to Va., Md., Ky., Okla., and Ariz. 



9. Muhlenbergia tenuiflora ( Willd.) BSP. Map 226. Local or infrequent 

 throughout the state. It is strictly a woodland species and is found on the 

 tops and slopes and along the bases of wooded slopes, usually of the black 

 and white oak type. 



Vt., Ont., Wis. to Iowa, southw. to Va., Tenn., and Okla. 



10. Muhlenbergia folidsa (Roem. & Schult.) Trin. Map 227. Infrequent 

 in the lake area and local south of it. It is generally found in marshes 

 and springy places, usually about lakes and in ditches. 



Maine to Que. and Mont., southw. to N. C, Ind., N. Mex., and Ariz. 



10a. Muhlenbergia foliosa f. ambigua (Torr.) Wieg. (Muhlenbergia 

 ambigua Torr.) This form has the habitat of the species. I have it from 

 Kosciusko, Lagrange, Marshall, Starke, Steuben, Warren, and Whitley 

 Counties. 



11. Muhlenbergia sylvatica Torr. (Muhlenbergia urn b rasa Scribn.) Map 

 228. Infrequent throughout the state. It is usually a low ground, wood- 

 land species found on the borders of streams, ponds, and swamps, and 

 rarely on dry, wooded slopes. 



Maine to S. Dak., southw. to AJa., Tex., and Ariz. 



11a. Muhlenbergia sylvatica f. attenuata (Scribn.) Palmer & Steyer- 

 mark. I have this form from only Carroll, Clark, and Posey Counties. 



