POTTIOIDEAE. BARBULA. 631 
mosa viridis, dein rufescens; folia caulina siccitate torta, 
madefacta patula, e basi erectà elongata dense reticulata 
lanceolata acuminata, apice obtusiuscula , excurrentinervia, 
margine reflexa apicem versus inaequaliter. repando-ser- 
rulata, e cellulis minutis fere laevibus chlorophyllosis 
areolata; perich. erecta longiora, e basi convoluta flavida ; 
theca in ped. longo rubro elongate: cylindrica curvula, 
operc. subulato; perist. in membrana breviuscula circiter 
bis contortum. f. / 
Patria. Prope Quito: W. Jameson. 
Caracteribus laudatis a B. campylocarpa distare vi- 
detur. | 
Sectio VI. Eiubarbula C. Müll. I. p. 623. — Folia late spa- 
thulato- ovata , basi amplexantia, elamellosa, margine erecta vel re- 
voluta, basi e cellulis magis flaccidis mollibus reticulata ; plantae 
humiles parum dichotomae. 
A. Margine revoluto. 
53. B. mucronifolia Schw. I. p. 624. 
B. hyperborea Brid. I. p. 583 ex insula Melville huc? 
54. B. canescens Montagne (primus in Arch. de Bot. 
I. p. 133! non Bruch!). 
B. Margine erecto. 
a. Folia immarginata. 
61b. B. denticulata Wils. (Lond. Journ. of bot. 1851. 
p. 50, ex Mitteni diagnosi!); dioica, cespitosa humilis 
subsimplex; folia remota spathulata acuminata, nervo in 
mucronem brevem excurrente, margine e medio ad api- 
cem denticulato, textura tenera molli, basi cellulis'elon- 
gatis laxis maxime pellucidis, superne minoribus, chloro- 
phyllo fere destitulis; theca in ped. longo rubro torto cy- 
lindrica fusca, opere. oblique longe conico, thecam dimi- 
diam aequante, annulo simplici persistente; perist. fere 
ad medium tubulosum aurantiacum. i. 
Patria. Peru, in vicinia urbis Quito: W. Jameson, 
Ex obs. Mitteni notis designatis a B. cuneifolia pro- 
Xima differt. 
