274 



Annals of Horticulture. 



P. flexuosa, Link. Gill. 1881. 

 P. gracilis, Hook. * 

 P. ornithopus, Hook. Gill. 

 1881. 



(Eng. 1878.) 

 P. Wrightiana, Hook. Gill. 

 1881. 



Phegopteris. In our region there 



are 6 species. 

 P. alpestris, Mett. Hors. 1889. 

 P. Dryopteris, F6e. Gill. 1881. 

 P. hexagonoptera, Fee. * (Eng. 



1811.) 



P. polypodioides, F6e. (Polypo- 



dium Phegopteris.) Gill. 1881. 

 Polypodium. There are 11 in this 



country. 

 P. aureum, Linn. * (Eng. 1742.) 

 P. Californicum, Kaulf. Gill. 



1881. (Eng.) 

 P. falcatum, Kellogg. * 

 P. incanum, Swz. * 

 P. pectinatum, Linn. * (Eng. 



1793.) 



P. Phyllitidis, Linn.. * (Eng. 

 1793.) 



P. Scouleri, Hook. & Grev. 

 (Eng.) 



P. vulgare, Linn. * 

 Pteris. There are 4 species in our 

 region. 



P. aquilina, Linn. * 



P. aquilina, Linn., var. lanu- 

 ginosa, Bong. Gill. 1881. 



P. Cretica, Linn. * 



P. serrulata, Linn. f. * (Eng. 

 1770.) 



Schizeea. Single species. 



S. pusilla, Pursh. Gill. 1881. 

 Scolopendrium. But one species 

 in America. 

 S. vulgare, Smith. * 

 Tsenitis. One species in our 

 region. 



T. lanceolata, R. Br. (Eng. 

 1818.) 



Trichomanes. Two species only 

 in our country. 

 T. Petersii, Gray. Gill. 1881. 



(En?. 1875 ) 

 T. radicans, Swartz. Gill. 1881. 

 Vittaria. One species grows in 

 this country. 

 V. lineata, Smith. * 

 Woodsia. We have 7 species. 

 W. glabella, R. Br. Gill. 

 1S81. 



W. Ilvensis, R. Br. Gill. 1881. 



W. obtusa, Torr. * 



W. Oregana, Eaton. * (Eng.) 



W. scopulina, Eaton. * (En? 



1884.) v g * 



Woodwardia. Three species. 

 W. angustifolia, Smith. (W. 



areolata.) * (Eng. 1812.) 

 W. radicans, Smith. Gill. 1881 

 W. Virginica, Smith. * (Eng. 



1774.) V S 



Ophioglossace^e, Adber's-tongue 

 Familt. 



Botrychium. A half dozen species 

 in our territory. 

 B. lanceolatum, Ang. Gill. 

 1881. 



B. matricariaefolium. A. Br. 



Gill. 1881. 

 B. simplex, Hitch. Gill. 1881. 

 B. ternatum, Swz. Gill. 1881. 

 B. ternatum var. australe, Ea- 

 ton. Gill. 1881. 

 B. ternatum var. dissectum, 



Milde. Gill. 1881. 

 B. ternatum var. intermedium, 



Eaton. Gill. 1881. 

 B. Ternatum var. lunarioides, 



Milde. Kelsey '90-'91. 

 B. ternatum var. obliquum, 



Milde. Gill. 1881. 

 B. Virginianum, Swz. Gill. 1881. 



(Eng. 1790.) 

 Ophioglossum. There are 4 species 



in our region. 

 O. crotalophoroides, Walt. (O. 



bulbosum.) (Eng.) 

 O. vulgatum, Linn. Gill. 1881. 



Ltcopodiaceje, Club-Moss Family. 

 Lycopodium. We have a dozen 

 species. 



L. annotinum, Linn. Hors. 1889. 

 L. clavatum, Linn. Gill. 1884. 

 L. complanatum, Linn. Hors. 

 1889. 



L. lucidulum, Michx. Gill. 1884. 



L. obscurum,Linn.,var.dendroid- 

 eum, Eaton. (L. dendroid- 

 eum.) Gill. 1884. (Eng.) 



L. Selago, Linn. Hors. 1889. 



Selaginellace.e,Selaginella Fam- 

 ily. 



Selaginella. We have 8 species. 

 S. apus, Spring. Wool. 1883. 



(Eng.) 

 S. cuspidata, Link. * 



