BY JOHN SHIRLEY, B SC. 



21 



strong relief • sinuate-lobate, lobes short and broad, with 

 n. caesious white soredia scattered over the surface, and especi- 

 ally at the margins ; laciniae narrow, somewhat ascending. 

 Apothecia with concolorous receptacle, disk red or led-brown, 

 concave then plane, margin incurved. Spores brown, 1-sep- 

 t*te, bi-conical or bifusiform. -02 — - f :'3 x -006 — *008 m.m. 



Hab. — On logs, Bnuya Mountains. 



Syn.— S. Hesseana. 



S. clissimilis, Nyl. 



Thallus pale glaucous to pale yellow, small, thinly mem- 

 branaceous, smooth, or here and there obsoletely scrobicu- 

 late, sub-caniculate, linear laciniate, lacinise shortish, 

 rather broad, apices dichotomous, margins often ascending; 

 n. beneath yellow-brown or near the margins pale ochraceous, 

 tomentose, in medial under portions sub-costate. Apo- 

 thecia brown or reddish (1-5 — 3 m.m.), scattered or 

 marginal, margin irregularly denticulate-lacerate or sub- 

 crenulate ; spores brown 024 — -03 x -009 — -011 m.m. 



Syn, — S. dissimulata Nyl, Lindsay Lich. N. Z. 



S. fragillima v. dissimilis Nyl. 



S. Montagneana Nyl. 



Thallus glaucous, subrufous, foliaceous, corrugated ; lobes 

 rounded, subsinuate, crenate, scaly at the margins ; 

 beneath naked, ferruginous or blackish, with a few obso- 

 lete white pseudocyphelhe ; fracture white. Apothecia 

 moderately large, free, scattered, often crowded, black j 

 margin thin, deeply inflexed, often lacerate, sub-serrat€ 

 VI. and leafy ; disk flat, brown. Spores 8, oval or ovate- 

 fusiform, 1 — 3-septate, hyaline, "038 x 011 m.m., terminal 

 loculi small when 3-septate, central septum usually wide, 

 spores occasionally polari-bilocular ; paraphvses not so 

 readily separating as usual. 



Syn. — Ricasolia Montagnei Nyl 1 



" A noted species from the small, crowded, erect, leaf-like 

 squamules with which the margins of the thalline lobes 



