Britton: West Indian mosses 673 



The synonymy of Palamodadium is as follows: 

 Palamocladium leskeoides (Hook.) E. G. Britton, comb. nov. 

 Hookeria leskeoides Hook. Muse. Exot. pi. 55. 1818. 

 Leskea Bonplandi Hook.; Kunth. Syn. PI. Aeq. 1: 61. 1822. 

 Hypnam Bonplandi C. M. Syn. 2: 463. 1851. 

 Homalothecium Bonplandi Jaeg. Adumb. 2: 379. 1875-76. 

 Palamodadium Bonplandi Broth. Bot. Jahrb. 24: 281. 1897. 

 Isothecium Bonplandi haitense Ren. & Card. MS. in herb. 

 Pleuropus leskeoides Hook. MS. in Herb. 



39. Orthostichopsis tetragona (Sw.) Broth. E. & P. Nat. Pfl. 



i 3 : 805. 1906 



Hypnum tetragonum Sw. Prod. 142. 1788. 



Hypnum? tetragonum Hedw. Sp. Muse. 246. 1801. 



Hypnum? tetragonum Sw. Fl. Ind. Occ. 3: 1833. 1806. 



Pterigynandrum aureum Brid. Mant. 101. 1819. 



Pterigynandrum quadrifarium Brid. Bryol. Univ. 2: 194. 1827. 



Isothecium tetragonum Brid. Bryol. Univ. 2: 377. 1827. 



Neckera quinquefaria C. Mull. Syn. 2: 124. 1850. 



Neckera tetragona C. Mull. Syn. 2: 125. 1850. 



Meteorium tetragonum Mitt. Jour. Linn. Soc. 12: 431. 1869. 



Pilotrichella tetragona Besch. Mem. Soc. Sci. Nat. Cherbourg 16: 



223. 1872. 



Habitat and type locality: " On trunks of trees, near summits 

 of mountains in Jamaica." 



Distribution. Jamaica, Cuba, Santo Domingo, to Trinidad 

 and Guiana; also in Mexico, Guatemala, Honduras, Nicaragua. 

 Costa Rica, and Panama. 



Illustration: Hedw. Sp. Muse. pi. 63. 1801 (from Swartz' 

 type). 



This moss is not uncommon in Jamaica and was known to 

 Hans Sloane* and Dillenius.f who called it "the square branched 

 Hypnum from Jamaica." Both of these authors figured it rather 

 poorly. 



* Hist. Jam. i: 68. pi. 25. f. 3- I7<>7- 

 t Hist. Muse. 335. pi. 43- /• 73- I74i- 



