904 



MISC. PUBLICATION 200, U. S. DEPT. OF AGRICULTURE 



2. 1: 41. 1840; 2: 164. 1841, as 

 synonym of Muhlenbergia microsperma 

 Kunth. 



Muhlenbergia purpurea Nutt., Acad. Nat. 

 Sci. Phila. Jour. II. 1: 186. 1848. 

 Santa Barbara and Santa Catalina 

 Island, Calif., Gambel. 



Muhlenbergia ramosissima Vasey, Torrey 

 Bot. Club Bui. 13: 231. 1886. Chihua- 

 hua, Mexico, Palmer [158] in 1885. 

 (2) Muhlenbergia minutissima (Steud.) 

 Swallen, U. S. Natl. Herb. Contrib. 29: 

 207. 1947. Based on Agrostis minutis- 

 sima Steud. 



Agrostis minutissima Steud., Svn. PL 

 Glum. 1: 171. 1854. New Mexico, 

 Fendler 986. 



Sporobolus minutissimus Hitchc, Biol. 

 Soc. Wash. Proc. 41: 161. 1928. Based 

 on Agrostis minutissima Steud. 



This is the species described in the Man- 

 ual, ed. 1, under Sporobolus microspermus 

 (Lag.) Hitchc. That is the same as Muhlen- 

 bergia confusa (Fourn.) Swallen, known only 

 from Mexico and Guatemala. 

 (45) Muhlenbergia montana (Nutt.) 

 Hitchc, U. S. Dept. Agr. Bui. 772: 145, 

 147. 1920. Based on Calycodon mon- 

 tanum Nutt. 



Calycodon montanum Nutt., Acad. Nat. 

 Sci. Phila. Jour. II. 1: 186. 1848. 

 Santa Fe, [New] Mexico, Gambel. 



Muhlenbergia gracilis var. breviaristata 

 Vasey in Rothr., Cat. PI. Survey W. 

 100th Merid. 54. 1874. Twin Lakes, 

 Colo., [Wolf] 1090 in 1873. 



Muhlenbergia gracilis var. major Vasey in 

 Rothr., in Wheeler, L T . S. Survey W. 

 100th Merid. Rpt. 6 : 284. 1878. Mount 

 Graham, Ariz., Wheeler Exped. [Roth- 

 rock] 744. 



Muhlenbergia subalpina Vasey, Grasses 

 U. S. Descr. Cat. 40. 1885" Based on 

 M. gracilis var. breviaristata, Vasey. 



Muhlenbergia trifida Hack.. Repert. Sp. 

 Nov. Fedde 8: 518. 1910. Michoacan, 

 Mexico, Arsene 3217. 



This is the species referred to Muhlen- 

 bergia gracilis by American authors, not M. 

 gracilis (H. B. K.) Kunth. 



(48) Muhlenbergia monticola Buckl., Acad. 

 Nat. Sci. Phila. Proc. 1862: 91. 1862. 

 "Northwestern Texas," [Wright 731]. 



Muhlenbergia sylvatica var. flexuosa Vasey 

 in Rothr., in Wheeler, U. S. Survey W. 

 100th Merid. Rpt. 6: 284. 1878. New 

 Mexico, Wright 731; Camp Crittenden, 

 Ariz., Rothrock 681. 

 (69) Muhlenbergia mundula I. M. John- 

 ston, Arnold Arboretum Jour. 24: 392. 

 1943. Chihuahua, Mexico, Pringle 417. 



(49) Muhlenbergia parviglumis Vasey, U. S. 

 Natl. Herb. Contrib. 3: 71. 1892. 

 Texas, Nealley. 



(22) Muhlenbergia pauciflora Buckl., Acad. 

 Nat. Sci. Phila. Proc. 1862: 91. 1862. 

 Western Texas [Wright 732]. 



Muhlenbergia sylvatica var. pringlei 

 Scribn., Torrey Bot. Club Bui. 9: 89. 

 1882. Santa Rita Mountains, N. Mex., 

 Pringle 480. 



Muhlenbergia neo-mexicana Vasey, Bot. 

 Gaz. 11: 337. 1886. New Mexico 

 [type, G. R. Vasey] and Arizona. 



Muhlenbergia pringlei Scribn. in Vasey, 

 U. S. Natl. Herb. Contrib. 3: 71. 1892. 

 Santa Rita Mountains, Ariz., Pringle 

 480. 

 (10) Muhlenbergia pectinata C. O. Good- 

 ding, Wash. Acad. Sci. Jour. 31: 505. 

 1941. Guadalajara, Mexico, Pringle 

 1745. 

 (21) Muhlenbergia polycaulis Scribn., Tor- 

 rey Bot. Club Bui. 38: 327. 1911. 

 Chihuahua, Mexico, Pringle 1414. 

 (51) Muhlenbergia porteri Scribn. in Beal, 

 Grasses N. Amer. 2: 259. 1896. Based 

 on M. texana Thurb. 



Muhlenbergia texana Thurb.; Port, and 

 Coult., Syn. Fl. Colo. 144. 1874. Not 

 M. texana Buckl., 1863. Texas, Bigelow; 

 Parry; Wright 734. 



Podosaemum porteri Bush, Amer. Midi. 

 Nat. 7: 36. 1921. Based on Muhlen- 

 bergia porteri Scribn. 

 (9) Muhlenbergia pulcherrima Scribn. in 

 Beal, Grasses N. Amer. 2: 240. 1896. 

 Sierra Madre, Mexico, Pringle 1416. 

 (50) Muhlenbergia pungens Thurb. in A. 

 Gray, Acad. Nat. Sci. Phila. Proc. 

 1863: 78. 1863. Rocky Mountains, 

 Colo., Hall and Harbour 632. 



Podosaemum pungens Bush, Amer. Midi. 

 Nat. 7: 32. 1921. Not P. pungens 

 Link, 1827. Based on Muhlenbergia 

 pungens Thurb. 

 (33) Muhlenbergia racemosa (Michx.) B. S. 

 P., Prel. Cat. N. Y. 67. 1888. Pre- 

 sumably based on Agrostis racemosa 

 Michx. 



Agrostis racemosa Michx., Fl. Bor. Amer. 

 1: 53. 1803. Mississippi River [111.], 

 Michaux. 



Vilfa racemosa Beauv., Ess. Agrost. 16, 

 148, 182. 1812. Based on Agrostis 

 racemosa Michx. 



Polypogon racemosus Nutt., Gen. PI. 1: 

 51. 1818. Based on Agrostis racemosa 

 Michx. 



Cinna racemosa Kunth, Rev. Gram. 1 : 67. 

 1829. Based on Agrostis racemosa 

 Michx. 



Muhlenbergia glomerata var. ramosa Vasey, 

 Grasses U. S. Descr. Cat. 40. 1885. 

 Illinois to Colorado and Montana. 

 [Type, collected by Vasey, marked 

 "Dakota and Wisconsin."] 



Muhlenbergia racemosa var. ramosa Vasey 

 ex Beat Grasses N. Amer. 2: 253. 

 1896. Presumably based on M. glo- 

 merata var. ramosa Vasey. 

 (14) Muhlenbergia repens (Presl) Hitchc. 

 in Jepson, Fl. Calif. 1: 111. 1912. 

 Based on Sporobolus repens Presl. 



