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MEMOIRS OF THE NEW YORK BOTANICAL GARDEN 



[VOL. 11 



Plate 85 



Fig. 5. Nowellia wrightii. 5 a. Leaf on a stem, ventral view, X 70. S b. Leaf segment, X 275. 

 5 c. Segment from a female bract of the innermost series, X 200. 5 d. Portion of a perianth 

 mouth, X 275. Drawn from an isotype (NY). 



Fig. 1. Protocephalozia ephemeroides. 1 a. Vegetative plant and perianth. 1 b. Female 

 inflorescence and perianth. 1 c. Female bract of the inner series. 1 d. Female bracteole. 1 e. 

 Cells of the female bract. 1 f. Male inflorescence. 1 g. Male bract and antheridium. After 

 Spruce, 1885. 



mats or creeping among other bryophytes; stems 1-2 cm long, with leaves, to 0.4 

 mm wide, appearing laterally compressed; branches occasional, lateral and of the 

 Frullania type or more frequently ventral-intercalary, leafy, bearing a female in- 

 florescence. Rhizoids long, colorless, from cells of the ventral side of the stem. Line 

 of leaf insertion very short, nearly transverse. Leaves spreading, concave, the outer 



