31 
LICHENES, 
The following descriptions have been supplied by Mr. Shirley. 
_ Several of the species are new to science, and the remainder have not 
yet been described in any work on the botany of Queensland :— 
LEPTOGIUM, Ach. 
L. phyllocarpum, var. dedalum, Nyi. Thallus sordidly 
plumbeo-virescent or plumbeo-fuscescent, moderately firm; here an 
there longitudinally and closely undulate-rugose, but for the greater 
part irregularly and very crowdedly crispatulo-corrugate ; _ apothecia 
obscurely rufous, often large, about 5mm. wide. Thalline margin 
thickly crispate, or as if microphylline-luxuriant; spores ‘026-'036 x 
‘018-017 mm.—Nyl. i, 130. 
Hab.: Common near Brisbane. 
CALICIUM, Ach. 
_ usually broadly lentiform, outwardly and at the margin nigrescent- 
: ous, not at all pruinose; disk at first aeruginose or subcinereo- 
Prumose, at length blackish; spores 8, at first in linear asci, when 
evolute free, -008-'009 x -005-'006 mm., the centre slightly constricted, 
brown.— Lich. Beit., No. 1183, J.M. 
Hab. : Gladfield, near Warwick, C. J. Gwyther. 
STEREOCAULON, Schreb. 
§.ramulosum, var. microcarpoides, J.U. Plant 4-7 em. high, 
: beneath stout, in other parts finely branched and twigged, but almost 
destitute of papilliform branchlets; primary branches compressed 
below; apothecia small -7-1 mm. ; spores as in the type. 
b.: Queensland ; actual locality unknown, Lich. Beit., 1495. 
THAMNOLIA, Ach. 
Thallus consisting of stipites or podetia which are cylindrical or 
oS pressed, cornute, imperforate, simple or branched, apices acute, 
: iaternally fistulose. Apothecia unknown. Spermatia cylindrical. 
_ ‘Evermicularis, sw. Thallus chalky white 2-4 inches, prostrate, 
: oe or erect, subulate or turgid, simple or bifurcate, smooth or 
ae Situdinally rugulose, dispersed or caespituse. 
___-Hab.: Gladfield, near Warwick, C. J. Gwyther. 
STICTA, Ach. 
marked out with black (not ochraceo-testaceous) 
thecia as in §. retigera, with thalline margin rugose- 
