6 
J. ÅNGSTRÖM,. MOSSOR FRÅN MAGELHAENS SUND. 
Dicranum nigricaule n. sp. 
Dioicum laxe csespitosum gracilescens adscendens, di- 
chotome ramosum nudum, ramis incurvis; folia caulina per- 
fecte secuuda, e basi semiamplectente latå cellulis alaribus 
multis mollibus pallescentibus praeditå valde concava in su- 
bulam longam planam summo apice denticulatam producta, 
i 
nervo tenui apicem attingente laevi; capsula subsolitaria in 
pedunculo mediocri cylindracea arcuata fuscescens lands, 
operculo eonico rostrato. 
Csespites laxius condensati e lutescenti-virides. Caulis 
nigerrimus subgracilis 2—4 centim. longus, e basi declinata 
adscendens vel erectus, subsimplex, baud tomentosus. Folia 
secundo-falcata in apicibus caulium valde ineurva lanceolato- 
subulata concava fuscescentia vel luteo-viridia, in subulam 
longam planam suinmo apice denticulatam producta, cellulis 
alaribus multis mollibus pallescentibus prsedita, nervo tenui 
apicem attingenti laevi. Pericbaetium longe exsertum cylin- 
dricum, foliis longissime subulatis. Setae 1—2,2,5—3 centim. 
longa tenuis rufescens vel fusco-nigrescens. Capsula cylin- 
drica arcuato-incurva fuscescens 3 millim. longa laevis ve- 
tusta cum seta nigricans. Operculum e basi conica longe 
oblique rosti’atum. 
Obs. H aec forma ad Dieranum kergelense C. Müll. 
forsitan adscribatur, differt tarnen nervo tenui minime ob- 
soleto etc. 
Ceratodon purpureus (Hedw.) 1. c. I. pag. 131. 
Tortula (Syntrichia) Anderssönii n. sp. 
Dioica? densiuscule caespitosa elata robusta fuscescens 
radiculosa; folia sicca fiexuose subtorta, humida erecto-pa- 
tentia anguste ovato-lanceolata, nervo crasso rufescente ex- 
cedente, margine inferne revoluto, integerrima, cellulis basa- 
libus elongatis laxis pellucidis mollibus reticulata, superne 
minutissime areolata tenuissime papillosa; capsula in pedun¬ 
culo brevi cylindrica erecta, operculo conico acuto; annulus 
