13Y V. F. BROTHERt'S AND W. W. WaTTS. 367 



breviter acuminata, acuta, usque ad l'5mm, longa et medio 

 0-2mm. lata, marginibus minutissime crenulatis, eJimbata, lamina 

 vera ad medium folii producta, lamina dorsali ad basin nervi 

 enata ibideraque angustata, nervo crassiusculo, infra summum 

 apicem folii evanido, cellulis rotundato-hexagonis, 0*010-0012 

 mm., pellucidis, papilla media humili instructis; seta c. 3 mm. 

 alta, tenuissima, rubella; theca minuta, erecta, ovalis, pallida; 

 operculum recte rostratum ; calyptra mitrseformis, operculum 

 obtegens, scabra. 



Track above sugarcane back of Paton's fn.56); back of Gower 

 Wilson's (n. 60 ex p.). 



Species F. tenello Hook. fil. et Wils. valde affinis, sed foliis 

 minutissime crenulatis, cellulis minutius papillosis dignoscenda. 

 FissiDENS (Aloma) tenelliformis Broth, et Watts, sp.nov. 



Species prsecedenti affiuis, sed foliis usque ad 2*5 mm. longis, 

 nervo crassiore, plus minusve longe excedente, cellulis minoribus, 

 papilla media altiore instructis diversa. 



On earth, Northern Hills (n.209, 221, 223). 



F. TENELLUS, H.f.W". 



Gully at back of Henderson's. 



A77ihlyothallia CM. 

 F. ARBOREUS Broth. 

 Erskine Valley; Black Face, etc., Mt. Lidgbird; "Bun," Scaly 

 Bark; and Northern Hills. 



F. (Amblyothallia) longiligulatus Broth, et Watts, sp. 

 Robustiusculus, gregarie crescens, saturate viridis, opacus; 

 caulis fertilis c. 5mm., sterilis usque ad 1-5 cm. longus, cum foliis 

 c. 2 mm. latus, infima basi fusco-radiculosus, dense foliosus, 

 simplex vel furcatus; folia multijuga, subsequalia, sicca plerumque 

 apice circinato-incurva, humida erecto-patentia, stricta, e basi 

 oblonga elongate et anguste ligulata, obtusiuscula vel obtusa, 

 marginibus apice minutissime crenulatis. elimbata. lamina vera 

 ad medium folii producta, lamina dorsali ad basin nervi enata 

 ibidemque rotundata, nervo crasso, lutescente, infra summum 

 apicem folii evanido, cellulis minutissimis, rotundato^iexagonis, 

 valde chlorophyllosis ; seta terminalis, c. 3 mm. alta, tenuis, 



