No.i22fi. NORTH AMERICAN FERNS— MAXON. 641 



Polystichum munitum imbricans (D. C. Eaton) Maxou, Forn P)ull, 8 : 30. 



lUOO. 



Aspldiwn munitum var. imhricans D. C. Eaton, Ferns N. Am. 1 : 188. %>l. 25. f. 3. 

 1878. 

 California to British Coluni])ia. 



Polystichum munitum inciso-serratum (D. C. Eaton) Underw. Onr Na- 

 tive Ferns ed. 6. 116. 1900. 



Aspklium munitum var. inciso-serratum, D. C. Eaton, Ferns X. Am. 1 : 188. 1878. 

 California to British Columbia. 



Polystichum lonchitis (L.) lioth. Tent. Fl. Germ. 3 : 71. 1800. Holly 



FKKN. 



Pohjpodium loudiitls L. Sj). Fl. 1088. 1753. 

 Aspidium lonchitis S\v. Schrad. Journ. Bot. 180G- : 30. 1801. 

 Drijopteris lonchitis Kuntze, Rev. Gen. PL 2 :813. 1891. 

 Arctic America to Nova Scotia, southern Ontario, Wisconsin, Montana, and 

 "Washinjiton, and in the mountains to Utah, Colorado, and California. 



Polystichum scopulinum (D. C. Eaton) Maxon, Fern l^nll. 8 : '29. 1900. 

 Aspidium aculeatwa var. sropulinu)a D. C. Eaton, Ferns N. Am. 2:12'^. pi. 62. 

 f. 8. 1880. 

 Washington to eastern Idaho, south to Utah and southern California. Also in 

 Gaspe County, Quebec. 



Polystichum lemmoni Underw. Our Native Ferns ed 0. 11C>. 1900. 



Aspidium mohrioides of American authors, not Bory, Crypt. Voy. Duperr. 267. 

 1828. 

 California to Alaska. 



Polystichum californicum (D. C. Eaton) Underw. Our Native Ferns ed. 



»;. 11(5. 1900. 



Aspidium californicum D. C. Eaton, Proc. Am. Acad. 6:555. 1865. 



Aspidium aculeatum var. californicum D. C. Eaton inU. S. Geog. Surv. W. 100th 



Merid. 6 : 336. 1879. 

 Dryopteris acideata var. callfornica (D. C. Eaton) Underw. Our Native Ferns 

 ed. 4. 112. 1893. 

 California to Washington. 



Polystichum braunii (Spenner) Lawson, Fern Fl. Canada [19], 1889. 

 Bkaun's holly-fern. Prickly-ferx. 



Aspidium braunii Spenner, Fl. Frib. 1 : 9. 1825. 



Aspidium aculeatum var. braunii Doll, Rhein. Fl. 21. 1843. 



Dryopteris aculeata var. braunii (Spenner) Koch; Underw. Our Native Ferns 



ed. 4. 112. 1893. 

 Dryopteris braunii (Spenner) Underw. in Britt. & Br. Ulustr. Fl. 1:15. 1896. 

 Nova Scotia to Alaska, south to British Colum1:)ia, ^Michigan, Pennsylvania, 

 Vermont, New Hampshire, and ]\Iaine. 



Polystichum aculeatum (L.) Roth, Tent, Fl. Genu. 3: T'.». 1800. 

 Pol yjjodium aculeatum h. Sp. PL 1090. 1753. 

 Aspidium aculeatum Sw, Schrad. Journ. Bot. 1800' : 37. 1801. 

 Dryopteris aculeata Kuntze, Rev. Gen. PL 2 : 812. 1891. 

 California to Washington. 



Proc. N. M. vol. xxiii 11 



