26 HEPATIC^. 



stipules entire, antical lobes of bracts serrate, and smooth peri- 

 anth. From F. germana Tayl, and F. micropliylla (Grott.). See 

 notes with those species. 



Description of Plate I. — Fio-. l. Plants natural size. 2. 

 Portion of stem, antical view x 24 (0. and P. Hep. Brit. n. 48). 

 3. Ditto, postical view x 24 (ditto). 4. Leaf x 24 (ditto). 

 5, 6. Antical lobes of leaf x 24 (ditto). 7. Postical lobe of leaf 



X 85 (ditto). 8. Leaf and stipules x 24 (Loch Lomond, Gourlie). 

 9. Portion of leaf x 290 (C. & P. n. 48). 10-12. Stipules x 24 

 (ditto). 13. 2nd sub-bracts and sub-bracteole x 24 (Loch 

 Lomond, Gourlie). 14. Sub-bracts x 24 (ditto). 15. Bracts 



x24 (ditto). 16. Bracteole x 24 (ditto). 17. Perianth x 24 

 (ditto). 18. Cross-section of perianth x 24 (ditto). 19. Peri- 

 gonial bracts and bracteole x 24 (Croatia, KlingrafT). 



2. FruUania microphylla {Gottsche), Pears. 



Frullania Tamarisci (L.) var, viicrophijlla, Gottsche ex Carrington in Trans. Bot. 



Soc. Edin. vii. 4.57 (1863). 

 Frullania micfrofhylla (Gottsche) Pears, in " Journ. of Bot." (1894). 

 Exsicc. Gottsche & Rabenh. Hep. Eur. n. 209 k 636 ; Carr. & Pears. Hep. Brit, 



Fasc. ii. n. 137. 



Dioicous, shallowly cfespitose, small, reddish-brown to brownish- 

 black. Stems procumbent, dichotomously branched or pinnate, 

 radiculose ; rootlets fasciculate, dirty white, produced from base of 

 stipules. Leaves incubous, closely imbricate, horizontal, unequally 

 bilobed, antical lobe crossing the stem, convex, broadly oval, 

 rotundate, postical lobe about three times smaller, saccate, oval, 

 erect, with apex inclined towards the stem ; epidermis slightly 

 polished ; cells small, 4-, 5-, and 6-angled ; walls thick ; leaves 

 crossed obliquely by a line of slightl}^ larger and darker monili- 

 form cells. Stipules approximate, nearly twice as broad as the 

 stem, oval, ovate or obovate, bifid to about the middle ; sinus sub- 

 acute ; segments obtuse, subacute or acuminate ; margin entire. 

 Bracts about twice as large as the leaves, unequally bilobed; 

 antical lobe oblique, acute ; margin serrate-dentate ; postical about 

 two-thirds smaller, subrhomboid or broadly lanceolate, acute or 



