346 MR. RICHARD SPRUCE’S HEPATIC ELLIOTTIANS. 
been neutralized by the proximity of numerous specimens of 
other hepatics, thickly coated with a sulphurous deposit, along 
with which they were packed. They are all species of the plain, 
save one. 
59. Leseunea ciausa, Mont. in Ann. Sc. Nat. sér. I. xiv. p. 337; 
et in Syn. Hep. p. 365.—St. Vincent, Kingstown (1), Fancy 
farm (343). Dominica, Roseau Valley (60, 243 ?). 
60. L. purtuscuna, Nees, in Syn. Hep. p. 364.—St. Vincent, 
Morne Garu (55) ; Richmond Peak (213, 217). 
Subgenus 22. Evreseunga, Spruce. 
In this group, of which our native L. serpyllifolia is the type, 
out of seven species found by Mr. Elliott three arenew. L. flava, 
so common in tropical America and found northward as far as 
Madeira and S.W. Ireland, was gathered but once. 
61. L. Errrorrit, Spruce, n.sp. (Tab. XXIII. figs. 1-5.) 
Monoica, pusilla, depresso-cespitosa, virescens, caule semi- 
pollicari vage ramoso intricato. Folia imbricata, patenti-diver- 
gentia, oblique vel subsemi-ovata, obtusata, rotundatave, raro 
abrupte subacuta, margine antico totove celluloso-denticulata, 
valde sinuato-complicata ; Jobulus triplo brevior, turgide ovatus 
apice acuto plerumque inflexus; cellule parve, leptodermes, 
subpellucide, marginales subconice. Foliola minuta, caule velata 
vel eodem vix latiora, subrotunda, ad } bifida, segmentis subacutis 
basi 4 cellulas latis. Flores 2 in ramo brevi innovato termi- 
nales ; bractee foliis duplo fere breviores, ovato-rotunde, lobu- 
late, cum bracteola biloba alte connate. Perianthia alte emersa, 
obovata, compressula, brevirostria, 5-carinata, carinis papillis 
subulatis unicellularibus crebre obsessis. -Andrecia rara, brevi- 
spica.— Folia 4X ‘25, lobulus *13, cellule 35; bractee 25; peri- 
anthia *5 X°25 mm. 
Hab. Insula Sti. Vincentii, monte Mariaqua, alt. 2600 ped., 
in cortice (ExLLrort, no. 32, Dee. 1891) ; etiam in monte Richmond 
(ExnioTT, no. 186 p. p., Feb. 1892). 
62. L. prrmopa, Spruce,n.sp. (Tab. XXIII. figs. 6-8.) 
Dioica, viridis, tenerrima, prostrata, cespitosa, pauciramea, 
caule pollicari. Folia majuscula, subimbricata, patentia, plana 
