382 Plants of San Prancisco. [zoe 



564. Equisetum robustum a. Br. Am. Jour. ScL xlvi, 88. 

 Covering hillsides near Lake Honda and west of the Italian Ceme- 

 tery. *' Scouring Rush/' 



OPHIOGLOSSACE^. 



565. BoTRYCHiUM TERNATUM '^ Thunb. Fl. Jap. 329, t. 23. 



FILICES. 



566. PoLYPODiUM VULGARE L. spec. 1 544. " Near San Fran- 

 cisco," Bot. Cal. ii, 334. We have not seen it in our limits. '* Com- 

 mon Polypody." 



467. PoLYPODiUM Californicum Kaulf. Enum. Fil 102. Com- 

 mon about rocky ledges, and summits in the outskirts of the city. 

 — Var. Kaiilfiissii Eaton, with fronds often nearly as thick as those 

 of P. Sconkri, in exposed situations near the sea — Var. iiiterme- 

 dhim H. & A. with larger and thinner fronds in more sheltered 

 places. 



56S. POLYPODIUM ScouLERi Hook. & Grev. Ic. Fil. t. 56. 

 Rocky summits of the Mission and South San Francisco hills. 

 " Leathery Polypody." 



569. Gymnogramme TRIANGULARIS Kaulf. Enum. Fil. 73, 

 Mission Hills, Point Lobos, South San Francisco, Ravines of Lake 

 Merced.' **Gold Fern.'' 



570. Pell^a andromed^folia Fee, Gen. Fil 129. Sunset 

 Heights. *'Chfr-Brake.'' 



571. Pell^a ornithopus Hook. Sp. Fil. ii, 143, t. 116. Hills 

 of the bay shore near Visitacion Bay. 



572. Pteris aquilina L. spec. 1533. Common. "Brake, 

 " Bracken," " Eagle-Fern." 



^ 573. Adiantum emarginatum Hook. Sp. Fil. ii, t. 75. Mis- 

 sion Hills. South San Francisco, ravines near Lake Merced and 

 Laguna de la Puerca. February— April. " Maidenhair." 



574. Woodwardia radicans (L. Mant. p. 307). In a saline 

 marsh at Visitacion Bay, and in a stream running from near Ocean 

 View to Lake Merced. " Chain-Fern." 



575. AsPLENiuM FiLix-FCEMiNA* (L. spec. 1551). Marsh at 

 the northern end of Lake Merced, and in a stream emptying into 

 Laguna de la Puerca. "Lady-Fern." 



11 



Zoe, ii, 4, 



