47 



longam producto, cellulis basilaribus rectangularibus, siipe- 

 rioribus subrotundo-hexagonis, 0,04 mm. longis et O,03 — 0,04 

 mm. latis, parce chlorophyllosis, marginalibus breviter rec- 

 tangularibus vel quadratis; seta ad 8 mm. usque älta, ple- 

 rumque serpentina, sicca sinistrorsum torta, basi 0,i7 5 mm. 

 crassa, basi pallide rubra, apice lutescens; theca erecta, pau- 

 lum arcuata, eum collo theca longiore clavato-pyriformis, 

 4 mm. longa et 1,2 mm. crassa, deoperculata sub ore con- 

 tracta, sicca lasvis, collo plicato, rufescenti-lutea, haud nitida ; 

 annulus 0; perisiomium 0; spori 0,0 3 5 — (),0 4 mm., ferru- 

 ginei, verrucosi; operculum parvum. 0,7 mm. diam., plano- 

 convexum, siccitate planum, concolor, cellulis in setiebus 

 rectis dispositis ; calyptra vesiculoso-cucuUata, longirostris, 

 straminea, nitida. 



Patria. New South Wales, Lilyvale, ad terram, ubi 

 m. Sept. 1891 leg. Th. Whitelegge. 



A F. apophysata (Tayl.), habitu simillima, foliis nervö 

 in aristam piliformem excedente, nec infra apicem evanido, 

 primo visu distinguitur. 



41. Orthodontium ovale C.-Miill. in litt. 



Autoicum; gregarium, humillimum, pallidum, nitidulum; 

 caiilis brevissimus, erectus, infima basi radiculosus, dense 

 comoso-foliosus, simplex; folia erecto-patentia, subcanalicu- 

 lata, subulata, acuta, 2—V> mm. longa et 0,3 — 0,4 mm. lata, 

 marginibus integerrimis vel integriusculis, medio revolutis, 

 nervö basi (),05-O,06 mm. lato, infra apicem evanido, cel- 

 lulis elongatis, angustissimis, pallidis, basilaribus multo bre- 

 vioribus et laxioribus, ventricosis, fuscis, omnibus kevissi- 

 mis; hractc-ce peridicttii foliis similes, sed longiores; seta 

 0—7 mm. älta, e basi geniculata erecta, strictiuscula, te- 

 nuissima, pallide rubra, Iwvissima; tJieca erecta, late ovalis, 

 collo sporangio breviore, sicca ore coarctata, pallida, setate 

 fuscidula, Isevis, nitidiuscula; annulus 0; p)^'*'^^^omium du- 

 plex ; exustomii dentes infra orificium oriundi, sicci incurvi, 

 humore conniventes, lanceolato-subulati, linea media exarati, 

 remole trabeculati, aurei Itevissimi, corona basilaris hu- 



