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[VOL. 11 



those of the lower part mostly 26 X 26 yu, the walls uniformly thickened, the cuticle 

 verruculose. Underleaves none. Male and female inflorescences not seen. 



PI. 82. Fig. 12, a-f. 



Habitat: In wet places. 



PATAGONIA— TIERRA DEL FUEGO: Lago Fagnano, Halle 99 (BM, UPS). 

 SOUTH GEORGIA: si, Will (type G) ; German Venus Exp., without coll. (BM) ; Cumber- 

 land Bay, Skottsberg 99 (UPS). 



FALKLAND ISLANDS: si or without coll. (S-PA). 



13. Cephalozia cucullifolia Stephani, Wiss. Ergeb. Schwed. Sudpolar-Exped. 

 1901-1903. 41: 2. 1905. 



Cephaloziella cucullifolia Stephani, Icon. Hep. Cephaloziella, no. 13. 



Stems minute, slender, thread-like, whitish becoming brownish to deep brown, 

 among other bryophytes; stems to 1 cm long, often becoming small-leaved flagelliform 

 at the tips, the occasional branches of the Frullania type or ventral-intercalary. 

 Rhizoids not seen. Line of leaf insertion oblique, subtransverse. Leaves more or 

 less rounded, cup-shaped, bifid to one-half, the sinus narrow, the leaf segments 

 incurved, triangular from a base 7 or 8 cells across, acute; cells of the segment mostly 

 quadrifid in outline, 26-30 X 26 n, the walls uniformly thickened, the cuticle 

 verruculose. Underleaves none. Male and female inflorescences not seen. 



PI. 82. Fig. 13, a-d. 



Habitat: Swampy ground over other bryophytes. 



SOUTH SHETLAND ISLANDS: Nelson Island, Harmony Cove, Skottsberg 400 (type G- 

 13202). 



SOUTH ORKNEY ISLANDS: [Slader], 612/9, 612/10, 619/7 p.p. (UPS). 



The following species of Cephalozia, reported from Latin America, have not 

 been studied. 



C. armata Stephani, 1924. Mexico. 

 C. crossii Spruce, 1882. Colombia. 

 C. densa Pearson, 1931. Jamaica. 

 C. diacantha (Montagne) Stephani. 



Jungermannia diacantha Montagne, 1856. Peru. 



C. jilum (Nees) Trevisan. 



/. jilum Nees, 1844. Peru. 

 C. grandiretis Stephani, 1924. Peru. 



C. micromera Spruce, 1882. Brazil. = Paracromastigum fide Schuster. 

 C. patentiloba Stephani, 1924. Ecuador. [Allioni 708.] 

 C. pygmaea Spruce, 1882. Peru. 

 C. pygmaea var. spinuliflora Spruce. Brazil. 

 C. skottsbergii Stephani, 1905. South Georgia: Cumberland Bay. 

 C. subtilis (Lindenberg & Gottsche) Stephani, 1908. 

 J. subtilis Lindenberg & Gottsche. Mexico. 



Reference 



Schuster, R. M. 1964. Studies on Hepaticae. XXI. Cephaloziaceae, with particular reference 

 to M etahygrobiella Schust. and Cephalozia Dumort. Nova Hedwigia 8: 211-223. 1964. 



Nowellia Mitten in Godman, Nat. Hist. Azores 321. 1870. 

 Cephalozia Dumortier, Recueil Obs. Jungerm. 18. 183S. 



Plants of small to medium size, chain-form, whitish-green, yellow-green to red 



