Vol. V, No, 12.) BuLueTin of THE Tornaey Boranicat Cuus. [New York, Dec., 1874, 
§ 128. Additions to the Bryology of the United States. 
NO, IV. 
Description of four new species of Musei from the Gulf States, by 
Dr. Kart Murer, Halle. 
1. Barbula (senophyllum) Jooriana, C. Mill., ». sp.—Dioica; 
laxe cespitulosa amene viridissima facillime emolliens igitur 
mollissime tenera, simplex vel ramulo infra pedicellum innovante 
brevissimo divisa; folia caulina parum crispula madore remotius- 
cula patula axin rutulum vix obtegentia,e basi semivaginante erectiore 
oblongata angusta pellucidiore lineari-lanceolata plus minus ob- 
tusata vel acutiora sed mucrone brevissimo terminata, nervo 
flavido erassiusculo canaliculato dorso scabriusculo excurrente 
basi fibrosa-decurrente exarata, margine infero solum paulisper 
-revoluta, concava alis superioribus  planiusculis integerrimis, 
cellulis parvis basi rectangularibus majoribus breviusculis angustis 
superne minute hexagonis valde chlorophyllosis mollissimis dis- 
tinctis vix papillosis; perich. interiora perpauca erectiora e basi 
longius vaginata oblonga accuminata haud mucronata, theca in 
pedunculo brevi rubente strictiusculo erecta minuta oblonga, ca- _ 
lyptra ubique fere tenuiter scabra, spiraliter cellulosa; peristomii 
dentes tenerrime capillares usque fere ad basin fissi, elongati rufuli 
asperuli. iy 
Barbule unguiculate aliquantulum similis. 
Patria. Zudovicia. Tn terra argillacea prope Baton Rouye. 
_ Dr. Joor primum legit. Ex herb. C. Mohr. 
_ 2, Dicranum (Campylopus) subleucogaster, 7. sp.—Dioicum ; 
laxe cespitulosum pollicare sordide lutescens strictiusculum apice 
solum ob ramulos brevissimos dense congestos comam crispatu- 
lam crassiorem setosam parvam sistens ; folia caulina inferiora mi- 
nute erecto-conferta sed axin parum obtegentia, e basi longe flavide- 
fibrosa plus minus latiuseula ovata dein acuminata, nervo applana- 
to latissimo subulam canaliculatam latiusculam superne attenuatam _ 
et apice serrulatam strictiusculam constituente cellulis basilaribus 
laxioribus. amplioribus pellucidis regulariter hexagonis paucis— - : 
deinque quadratis minoribus firmis incrassatis lutescentibus alaribus 
multis laxissimis fuscidulis senectute emarcidis pellucidis in ventrem 
levem. congestis; perich. multo majora latiore basi vaginata vel 
convoluta laxissime amplissime reticulata subula-elongata flexuosa 
ossius serrulata coronata.—D. leucogaster differt caule magis 
exuoso crassiore multo longius setoso, cellulis alaribus omnino 
albidis laxioribus, czeteris minoribus. oi 
Patria. Alabama, Mobile, ad terram humidam argillosa-arena- 
ceam, rarum. C. Mohr, leg. Mart., 1861: = 
3. Hypnum ( Bruchythecium) biventrosum, C. Mall., ». sp.; Dioi- 
cum; Jaxe cespitulosum viridissimum pusillum, ramis simplicibus 
 tenuibus brevissimis curvulis madore turgidiusculis strictis; folia 
- eaulina dense conferta humore erecto-patula, parva ¢ basi vie de- 
_eurrente latiuseula ovata longiuseule acuminata perfecte symmetrica, 
basi utrinqne nervi loco plice ventrem plus minus profundum sis- 
tentia, nunquam plicas longitudinales sulcatas constituentia, margine 
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