BULLETIN 



♦ 



OF THE 



TORREY BOTANICAL CLUB. 



Vol. XV.] New York, October 3, 1888. [No. 9. 



An Enumeration of the Plants Collected by Dr. H. H. Rusby in South 



America. 1885-1886—111. 



PTERIDOPHYTA. 



Determined by Elizabeth G. Britton. 



(I.) — Equiset^. 

 Eqiiisettim Bogolense, H.B.K., Sorata (2509). 



(11.) — Lycopodiace^. 



Lycopodimn Saururus, Lam., Yungas (455). 



L. linifolmm, L., Yungas (449). 



L. alopecuroides, L., Mapiri (457). 



L. aqicalupianum, Spring, Yungas (458). 



L. cernuum, L., Yungas (447). 



L. clavatnm, L., Unduavi (448). 



L. scariosum, Forst, var. Jussicei (Desv.), Baker, Yungas (45 0- 



(III.) — Selaginelle^. 



Selaginella macrophylla, Spring. Sorata (456). 



5". longicuspis. Baker (?). Possibly 5. stibstipitata, Spring, but 

 leaves of the upper plane less than one-half as long as those 

 of the lower. Mapiri (461a). Beyond the recorded range of 



eith 



er. 



-^^ Breynii, Spring, Mapiri (461). Approaching in the auricled 



bases of the leaves, 5. campyloth, A. Br. 

 ^. polycephala, Baker, Mapiri and Yungas (462). Young plants 



like Helton's No. 82, Flora Neo-Granadina Quindiensis. 

 ^. Poeppigiana, Spring, Yungas (4S2); Unduavi (454). 



*In the determination of these plants I have been favored with exceptional 

 advantages, for, in addition to the resources of the Columbia College Herbarium 

 and Library, I have had access to Professor's Eaton*s, at New Haven, and those at 

 Kew. To Professor Eaton and Mr. Baker, for their kindly assistance, I hereby 

 tender my hearty thanks. 



