21 I 
discovered or described since 1874 . 
and Nuevo Leon, 1880, Palmer , 1378. Near C. fragrans, 
Sw. 
17 . C. arabica, Decaisne. Somali-land, Hildebrandt , 1489. 
18 *. C. Cooperae, Eaton, Ferns North Amer. 7, tab. 2, fig. 1. Cali- 
fornia and North Mexico. 
18 *. C. Streetiae, Baker; Notochlaena Streetiae , Baker, in Journ. 
Linn. Soc. XVI, 204. Madagascar, Mrs. Street. Habit and 
texture of the small forms of Hypolepis bergiana . 
1 9 *. C. heterotrieha, Anders., in Eugen. Reise, 40. Charles Island, 
Galapagos group. Near C. Macleami, Hook. Not seen. 
22*. C. Delavayi, Baker, n. sp. Stipes tufted, hairy, castaneous, 
5-6 in. long. Frond deltoid or oblong-deltoid, tripinnatifid, 
\ ft. long, 2-3 in. broad, moderately firm, green on both sur- 
faces, finely pubescent. Lower pinnae the largest, deltoid, 
petioled. Pinnules deltoid, |-f in. broad, cut down nearly to 
the rachis into contiguous oblong lobes. Indusium continuous, 
rigid, drab-brown, crenate. Yunnan, Delavay. 
23 *. C. trichophylla, Baker, n. sp. Stipes tufted, pubescent, brown, 
4-5 in. long. Frond oblong-lanceolate, tripinnate, moderately 
firm, densely pilose, a foot long, 3-4 in. broad ; main rachis 
flexuose. Pinnae deltoid or oblong-deltoid, the longest 2 in. 
long, mostly patent or even rather deflexed; final segments 
linear-oblong, J-J- in. long. Indusium broad, pale, persistent. 
Yunnan, Delavay. 
24 *. C. Pringlei, Davenport, in Bull. Torrey Club, 1883, 61, tab. 34. 
Mountains of South-East Arizona, Pringle. 
24 *. C. longipila, Baker, n. sp. Stipes tufted, wiry, brown, 1-4 in. 
long, densely clothed with long soft white hairs, as are the 
rachis and lamina. Fronds oblong-lanceolate, tripinnate, 3-4 
in. long. Pinnae lanceolate-deltoid, rather ascending, more 
produced on the lower side. Ultimate segments oblong, 
crenate-pinnatifid, subbullate, under \ line broad. Sori round, 
very minute, finally confluent. Central Mexico, 6000-8000 
ft., Parry Sf Palmer , 989. Near C. viscosa, Kaulf., but hairs 
longer, not glandular, and fronds oblong-lanceolate, not 
deltoid. 
26 *. C. Cielandi, F. M. & Tate, in Trans. Roy. Soc. South Austral. 
1887. South Australia: west of Spencer gulf. Habit of 
Pellaea pilosa and Bojeri. Not seen. 
