1 ,^ 5 ^ CRYPTOGAMIA. ALGAE. 1938. Liclien. 
goffyplnus. Nearly orbicular, foft, mealy, whitifh and downy 
bo’ 
itti 
uiuiv.uialy lUlt) lllCuiyy WlilllllJ clIlU OOVVl*^ y/ 
fjdes, with rounded cut-crenaie lobes: fhields flat, black; the n’ 
gin becoming infledled and mealy.whtte. 
d. FrtndfoUaceous, peltate. Omphalaria. 
*pujiu!atus. Umbilicate, tnatTtbraceiuis, lobed, greenilh-grey 
and warty above, dark olive and deeply pitted underneath: 
flat, black, margined, becoming plaited. E. Bot. \2a\ 
penjylvanicus. 
Umbilicate, fomewhat mcmbranaceoii.s, 
lif' 
wrinkled and bliflered above, black -brown pitted and 
underneath; fhiclds flatiillt, 
gin. Hoffm. t. 69./. i 2 
black, with a rather flextions 
j. Tubercles hardijh, mofily feated on a /lalh, becoming 
and margined-, frond crustaceous- Calicinm. , ^,(0 
/irigonelius. Cruft none; tubercles ftflile, nearly globular, nn’’ 
black, with a flattilh opake diflt, and thin glabrous margin^ 
tympancUus. Leprous, unequal, grey heads felfile, black; dilk n*' 
dilated, grey-mealy; margin thin, equal. 
Ob,. This IS probably the fain^as ^ympauis Saligna. 
turbinatus. Heads turbinate, nearly feflile, black, rather pO'‘ 
with apun£liform difle within the connivent margin- 
paroicus. Cruft hardly any: heads turbinate-lenticular, totally*’ 
on aftiort ftalk. Achar. t. 2./. 3. . tH' 
*cIavtUus. Leprous, rugged, greyilh-whitc, fomewhat tnealy^j^ff 
bercles black, fphaerical, flattilh, %vith a paler margin, oU 
rigid cylindrical ftalks. £. Bot. 1465. 
*graniformis. Granular, leprous, greyilh-white; tubercles .[ji/' 
roundifh, black, polifhed, wrinkled, moftly feflile, withof 
der. Eng. Bot. t. 1464. _ 
irachelinus. Grey ifli- white, thin : tubercles lenticular, SA.[e^’ 
underneath and on the margin dull brown, the difle and 
the ftalk black. 
*fpharocephalus. Ycllovvifti very thin : tubercles black, nca 
bular, flattilTi, without margin, on black filiform ftalks* 
arlyg' 
\<y 
Eng. Bot. t 414, 
2. quercinus. 'Jhin,greyt heads turbinate-funnel-fotm, black, g’’" iff' 
3. abietinus. Thin, grey: heads nearly cylindrical, with a very P' 
mealy disk. _ ^ 
4. puftiUs. Thin, w hi tifh- mealy; heads nearly globular, black, ;r'^ 
ihort ftalks. 
xylonellus. Slightly leprous and granular, glaucous-grey 
black, glabrous, globular, becoming turbinate and cu?' 
^the disk flat, deep-black; pedicels grey at the bafe. fiadilv 
Rugged, thin, brownilh-white; heads rphaericab .^fi)**^ 
greenilh-yellow, with a dark-brown powdery difk, 
brown ftalks. Eng. Bot, t. 1540. 
*trahinellus. 
