Williams : Mosses from tropical America 



o73 



broadly rounded or somewhat truncate, with excurrent costa form- 

 ing a stout apiculus and a few coarse, irreguhir teeth on either 

 side ; leaf-cells of upper leaf more or less hexagonal to oblong, 

 about 12 It wide and 20 to 40// long, gradually becoming longer 

 and narrower toward base with cell-walls slightly thickened and 

 pitted throughout ; perichaetial leaves up to 7 mm. long, convolute 

 below, gradually narrowed to a short-subulate, slightly serrulate 

 apex formed by the excurrent nerve ; pedicel up to 18 mm. long ; 

 capsule oblong-cylindrical, erect, 3 mm. long, red at the slightly 

 contracted mouth ; peristome-teeth attached about one fourth their 

 length below the mouth, red below, strongly articulate, papillose 

 on both sides and more or less divided along median line, either 

 above or below, or sometimes throughout ; spores nearly smooth, 

 up to 12 n in diameter ; lid and calyptra not seen. 



Posesion de Starck, Yateras, Oriente, 500 meters, May 3, 1897, 

 W. R. Maxon {^^2y). Near H. prolifcmim and H. Wriglitii, but 

 without the flagellate branches of the first and with narrower, 

 longer, thicker-walled basal cells, and differing from the second in 

 the shorter, appressed leaves with more rounded point and teeth 

 extending downw^ard much less on either side. 



Syrrhopodon Hobsoni (Grev.) Mitt. 



Monte Verde, Yateras, Oriente, 575 meters, April, 1907 

 {4292)- 

 Macromitrium Husxoti Schimp. 



Monte Verde, Yateras, Oriente, 575 meters, April, 1907 

 {4283). 



Rhizogonium spixiforme (L.) Bruch. 



Monte Verde, Yateras, Oriente, 575 meters, April, 1907 

 {4-3IO). 



Acrocryphaea Coffeae (C. M.) Par. 



Jaguey, Yateras, Oriente, 420 meters, May, 1907 {4347). 



Neckera undulata Hedw. 



Valley of Rio Bayamita, on rock, 900-1050 meters, April, 



1907 {3977)- 



Entodon macropodus (Hedw.) C. M. 



Near Jaguey, Yateras, Oriente, 420 meters, May, 1907 {4345 > 

 4359) : P"arallones of La Perla, north of Jaguey, 540-585 meters 

 {4370). 



