HANDBOOK OF liRIi ISH HEPATIC^. 227 



roundish-ovate or cordate, sharply emarc^inate. 

 Perianth immersed and adnitte, apex cleft in five 

 broad equal segments. Calyptra obovate. Capsule 

 oval, chocolate brown, valves thick, annulate, 

 striate. Spores dark brown, obscurely triangular, 

 15/X diam. Andraecium terminal on distinct 

 shoots. 



var, a major. Stems incrassated, naked, 

 for the most part erect ; leaves more distant, 

 less convex, patent, and often recurved at the 

 apex ; involucral leaves emarginate.; amphi- 

 gastria distinct, triangularly subulate, entire. 

 Deep green, sometimes red, or purplish. 



Jvingermannia scalarisy Hook. Jung. t. 6i; 

 Brit. Fl. v., I, p. 116. 



var. a major. Gott. and Rabh. Exs. No. io6, 

 362. 



Alicularia scalaris, Corda Sturm. Fl. XIX., 

 p. 32, t. 8; Cooke Hep. f. 27, 28. 



a* distans. Stems elongated ; leaves dis- 

 tant, more convex, erect, spreading, ventricose, 

 dingy green, shrinking when dry. 



var. /3 rigidula. Shoots rigid, creeping, 

 subterete ; leaves roundish-ovate, closely 

 imbricate, semi-vertical ; male stems terete, 

 subspicate; amphigastria frequent, subulate; 

 involucre half-immersed, olive green, brown, 

 or purple. 



Alicularia scalaris, ^-^^ rigidula, Gott. and 

 Rabh. Exs. No. 223. 



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