Bd. IV: 8) LA FLORE BRYOLOGIQUE. 203 
Dicranaceae. 
Skottsbergia CARD. Not. prelim., in Rev. bryol., 1905, pp. 45—47. 
Folia ovata vel lanceolata, imbricata, basi subvaginantia, in cuspidem brevem 
canaliculatam subito constricta, integra, laevia, costa depressa excurrente. Flores monoici, 
masculi minuti, axillares. Folia perichaetialia longe convoluta. Capsula longe pedicellata, 
brevis, ovata, asymmetrica, inclinata vel horizontalis, superne convexa, stomatibus norma- 
libus, emersis, operculo minuto, conico. Calyptra cucullata. Peristomium simplex, e typo 
aplolepideo, asymmetricum! dentibus 16: 9 brevibus truncatis, 7 longe lineari-subulatis, 
omnibus exterius lamellis crassis valde prominentibus praeditis. Sporae magnae. 
S. paradoxa CARD. Not. prelim., in Rev. bryol., 1905, pp. 45—47. 
Monoica. Cespites densiusculi, superne lutescentes, nitiduli, intus nigricantes. 
Caulis gracilis, erectus, I—2 centim. altus, julaceus, subclavatus, pro more simplex, 
siccitate rigidulus, basi parce radiculosus, fasciculo centrali distincto, cellulis epider- 
micis fuscis, incrassatis. Folia erecta, sicca appressa, inferiora minora, superne sensim 
majora, ı—2 millim. longa, 0,5—0,7 lata, e basi subvaginante ovata lanceolatave 
in cuspidem brevem, canaliculatum, integerrimam, obtusam vel subobtusam, nervo 
fere omnino repletam subito constricta, marginibus planis, ubique integerrimis, costa 
depressa male limitata, in sectione transversali e 2 stratis internis stereidis et 2 stratis 
externis cellulis epidermicis efformatis constata, in cuspidem 
excurrente; cellulae laeves, inferiores elongato-rectangulae 
margines versus lineares, superne breviores, irregulares, ob- 
longae, subquadratae vel subhexagonae. Folia perichaetialia 
convoluta, longe vaginantia, subito cuspidata, intimo brevius 
acuminato. Pedicellus 12—ı5 millim. longus, rubellus, aetate 
nigricans, siccitate superne dextrorsum, inferne sinistrorsum 
tortus. Capsula asymmetrica, ovata, collo brevi instructa, cum 
operculo 1,25—1,; millim. longa, 0,5—0,6 lata, inclinata, 
demum horizontalis, superne convexa, solida, pachyderma, 
nitidula, castanea, senectute nigricans, stomatibus in collo, 
paucis, normalibus, emersis, pallidis, operculo parvo, oblique 
et obtuse conico, margine irregulariter crenulato. Calyptra 
eucullata, recte longirostris, apice fusca et minute apiculata. z;, 40: Skottsbereia para 
>" R o 
Annulus persistens, simplex, plus minus distinctus. Peristo- deoxa. z, capsule müre et 
deoperculee x 26. 2, sto- 
q mate du col de la capsule 
inaequalibus et dissimilibus formatum: una e 9 dentibus bre- x 270. 
mium simplex, purpureum, asymmetricum, e 2 partibus 
vibus, truncatis, altera e 7 dentibus longioribus lineari-subulatis composita!, dentibus 
* C'est par erreure qu’en deerivant cette plante dans la Revue dryologigue, j'ai dit que le peristome 
etait form€ de 8 dents longues et de 8 dents courtes; en realite, il y a presque toujours 9 dents courtes 
contre 7 dents longues seulement. 
