ICONICS MtlsruiU-M. 



POGONATUM BREVICAULE, Brid. 



Tab. 47. 



Plants humilcs, laxe gregariae, c protliallio confcrvoidoo per- 

 sistente enascentes. 



Caulis simplex, 2 - 3-linearis, basi radiculis copiosis instruc- 

 tus, densissime foliosus. 



Folia infima minuta, appressa, late ovata vel obovata, acumi- 

 nulata ; media majora erecto-patentia, amplexantia, lanceolato- 

 acuminata ; perichoatialia maxima, e basi oblonga membranacea 

 obsolete costata vaginante subitius producta in acumen longum 

 erectum obtuse serratum costaque lata lamellosa fere impletum, 

 lamellis in sectione transversali capitato-clavaeformibus. 



Flores dioici : masculi nondum observati. 



Capsula elongato-cylindracea, in pedicello subunciali erecta, 

 papillosa, collo indistincto ; peristomii dentibus 32 lingulatis 

 ad latera hyalinis in medio rufo-aurantiis ; columella 4-7- 

 alata ; operculo e basi depresso-convexa tumida curvulirostro ; 

 calyptrse indumento villoso capsulam pro parte maxima vel to tarn 

 obtegente. 



Pogonatum brevicaule, Brid. Bryol. Univ. 2, p. 114; Sulliv. Mosses U. 



States, p. 41. 

 Polytrichum Pennsylvanicum, Hedw. Sp. Muse. p. 96, t. 21. 



Hab. Moist clayey banks, Eastern States and westward. 

 — Common. 



TAB. 4 7. — Pogonatum brevicaule. 



1. Plantte nalurali magnitudine. 



2. Planta fertilis. 



3. Caulis foliosus cum pedieelli parte. 



