280 AMERICAN MIDLAND NATURALIST 
Gen: Pl. p. 322; (1737); Hort. Clift. “p. 473,.737)5 alsosp 435 
(1754) Sp. Pl. p. 1094 (1753-) 
Adiantum americanum Cornuti Plant. Canad. 7 t. 6. (1635) 
also Ray Hist, 148 (1686). 
ADIANTUM PEDATUM Linn., Sp. Pl. p. 1095, (1753). 
Common and observed in every county. No. 2714% Chain 
Lakes (St. Joseph.) 2714 Stephensville, Mich. (Berrien Co.) 
Studebaker’s Woods, South Bend, Indiana. Munich, Mich. La- 
porte Co. [Deam]. 
PTERIS Theocritus. Eid III. 14 ete. and Dioscorides IV. 187. 
Filix Vergil Georg. II, 189. Pliny XX, 55? Tour. Els. 
Bot. 429, 4694. Inst. Rei Herb. p. 536, (1700). Fusx, Haller, 
Fuchs, Matthioli, Dodonaeus Lobelius, Tabernaemontanus, J. Ray, 
Blackwell, etc. Thelypteris Theophrastus IX, 20 also Dioscorides, 
and Valerius Cordus, (1560). Avia Columella, VI. 14. PTERIS. 
Linn:,’ Syst: -Nat.; (1735); Gen. Pl. p.- 322) (1737).q° Hore, 
973 (1737), and g. 484, (1754) Sp. Pl. p. 1073, (1753). Piertdium 
Scopoli, Fl. Car. p. 169 (1760), not Pteridium Cordus 1. c. = Lastraea 
or Trichomanes sp. 
Pteris aquilina Linn., Sp. Pl. p. 1075, (1753). 
Pteris nymphaea Dioscorides l.c. (?) Fulix nymphaea Pliny |. c. 
Pteridium aquilinum (Ijnn.) Kuhn. Pteriwum majus Siegesb. FI. 
Pet: ps Oe. 
Found in many places in all the counties. No. 2754. Notre 
Dame. 2754 % Chain Lakes (St. Joseph Co.) No. 496 Notre Dame. 
Lake Co. [Deam]. 
POLYPODIUM ‘Theophrastus Hist. pl. 1,9, c. 13 & 22. 
Dioscorides, etc. and all pre-Linnaean writers. 
Polypodium Tour. Els. Bot. p. 437, (1694) Inst. Hist. Rei 
Herb. p. 540, (1700). Polypodium Linn., Syst. Nat, (1735 Gen. 
Pi. p., 322, (4737). Hort. Cliff: 474; (1737)and p- 485, 75a 
Spy Ply pe 1082, (1753). 
Polypodium vulgare C. Bauhin Pinax. p. 359. (1622), also Tour. 
Els. Bot. (1694), and Hist Rei Herb. (1700) Linn. Sp. Pl. 1082 (1753 
St. Joseph, Grand Beach, Michigan (Berrien Co.) Pine, Ind., 
(St. Joseph Co.) Mineral Springs and Tamarack (Porter Co.) 
