40 
reliculata.  Seta flavida caulem superans erecta. — Theca basi 
oncophora curvata ovato-cylindrica striata, operculo brevi conico 
acuto.  Peristomium spectabile. sanguineum, dentibus basi;dense 
trabeculatis, profunde bifidis, laciniis subulatis liberis glaberrimis. 
Calyptra glabra. 
Glaziou sub Nr, 5207. 
Ceratodonti purpureo similis, differt: nervo apice folii evane- 
scente, : cellulis inferioribus rectangulis superioribus quadratis, 
foliis perichætialibus integerrimis, seta flavescente, theca basi 
oncophora, dentibus peristomii basi trabeculatis, cruribus tere- 
tibus subulatis liberis glaberrimis concoloribus sanguineis. 
16. Ångstroemia eæzigua C. M. Syn.; sub Nr. 5156 inter- 
mixta. 
14. Ångstroemia Beyrichiana Hpe.  Dicranum parvulum fl. 
Bras. secundum exemplaria im umbrosis montis Hamengensis 
m. Octobri a Beyrichio lecta! 
Dioica? minor, rufescens.  Caulis simplex 2—3- linearis. 
Folia erecta tenuiora elongato-lanceolata carinato-subulata- sub- 
integerrima, vix apice acutata denticulata; nervo crasso rufescente 
substriato percursa; cellulis basilaribus parallelogrammicis, inter- 
stiliis nodulosis interruptis versus apicem folii sensim abbreviatis 
rufescente diaphana; perichætialia longiora interiora basi latiore 
vaginante oblonga, laxius reticulata magis diaphana, subite in 
 sebetsn carinalam elongatam producta; nervo lato in apice su- 
bulæ carinatæ cum cellulis conflato percursa integerrima. — Seta 
stricta rufescens caulem duplo superans semiuncialis.  Theca 
elliptico-ovala rubra erecta, ore purpurascente; operculo subulato 
obliquo pallidiore, thecæ breviore, — Peristomium irregulare con- 
nivens sanguineum annulo circumdatum, dentibus basi per paria 
coalitis dense trabeculatis inæqualiter fissis, bifidis vel trifidis, 
laciniis teretibus superne nec articulatis expallescentibus. Calyptra 
cucullala thecam supra medium obtingens. 
