318 HEPATIC^. 



It is another interesting link connecting Jungermania han- 

 trieiisis, Hook., witii Jungerniania furbinata, Eaddi. 



Description of Plate CXXXY. — Fig. 1. Plants natural size. 



2. Portion of fertile stem x 24 (Dunkeld, Dr. Camngton). 



3. Portion of stem x 31 (Castle Howard, Dr. Spruce). 4, 5. 

 Leaves x 24 (Dunkeld, Dr. Carrington). 6-10. Lea^^es x 24 

 (Castle Howard, Dr. Spruce). 11, 12. Ditto x 64 (G. & E. n. 

 643). 13. Portion of leaf x 290 (Dunkeld, Dr. Carrington). 

 14, 15. Sub-bracts x 24 (Castle Howard, Dr. Spruce). 16, 17. 

 Bracts x 24 (Dunkeld, Dr. Carrington). 18, 19. Ditto x 24 

 (Castle Howard, Dr. Spruce). 20. Perianth x 24 (ditto), 

 21. Perigonial bract x 85 (Dunkeld, Dr. Carrington). 



15. Jungermania obtusa, Lindb. 



Jungermania obtusa, Lindberg Muse. Scand, p. 7 (1879); Kaalaas Leverm. 

 Norge, p. 348 (1893). 



Dioicous, loosely ciespitose, medium size, pale green to fusce- 

 scent in colour. Stem simple or bifurcate, thick, succulent, fragile, 

 flexuose, below pale brown, above dark or pale green, on the 

 postical side more or less brownish, prostrate, apex slightly 

 ascending, the whole postical side densely radiculose ; rootlets 

 short or long, often in fascicles, near the base purplish-brown, 

 near apex hyaline. Leaves on sterile stems usually decrescent, 

 sometimes of equal size, somewhat remote, upper often closer and 

 contiguous, somewhat concave, obliquely inserted, slightl}' decur- 

 rent antically, rotund to obovato-quadrate, to J or a little more 

 bilobed, sinus semi-lunate, broad, gibbous, obtuse, rarely acute 

 and narrow ; lobes oval, obtuse or rotundate, sometimes somewhat 

 acute, slightly unequal, postical usually larger ; texture tender 

 and soft ; cells smallish to medium in size, somewhat dense, 

 quadrate-rotundate, more or less chlorophyllose but often trans- 

 lucent ; angles slightly thickened ; cuticule verruclose. Stipules 

 usually absent, when present rudimentary, more frequent on the 

 male stems and at tlie apex and fork of bifurcate stems, minute, 



