-)s a. ss 
418 CYCLOCARPINEE | CLADONIA 
Charnwood Forest, Leicestershire ; Rhewgreidden, Merioneth ; Burton 
Head, Cleveland, Yorkshire; Appin, Argyll; Rannoch, Perthshire ; 
Glen Dee, Braemar, Aberdeenshire ; Rothiemurchus, Invernessshire. 
Form spumosa Norrl. ex Wain. Mon. Clad. i. p. 46 (1887). 
—Podetia shorter, more straggling and irregularly branched, the 
main branches soft and tomentose, whitish or greyish. 
Without the dense apical branching of the species, but agreeing in 
the presence of red colouring substance in the spermogones. 
Collected by the late W. West; determined by T. Hebden.— 
B. M. Roundstone, Galway. 
Podetia ascyphous, tubular. 
4. C. uncialis Web. in Wigg. Prim. FI. Hols. p. 90 (1780).— 
Primary thallus of minute squamules, straw-coloured above, 
white beneath, scattered or aggregate, soon disappearing ; 
podetia rising from the margin of the squamules or more 
frequently from the base of older members, increasing indefinitely 
at the apex, dying off below, usually about 5 em. in height, but 
varying from 2 cm. upwards and about 2 mm. thick less or 
more, subcylindrical, shortly and dichotomously branched, more 
or less perforated and often dilated at the axils, corticate and 
continuous, areolate and verruculose, the apices erect, subulate or 
denticulate when sterile, radiately divided when fertile, greenish- 
straw-coloured (K —, K(CaCl) + yellowish). Apothecia small, 
pale or brown; spores oblong-fusiform, 8-12 pw long, 3°5 p thick. 
S. F. Gray Nat. Arr. i. p. 415; Hook. in Sm. Engl. Fl. v. 
p- 234; Mudd Man. p. 59 (incl. f. humilior); £. humilior Fr. 
Lich. Eur. p. 244 (1831). C. stellata Scher. Lich. Helv. Spic. 
p. 42 (1823) pro parte; Mudd Brit. Clad. p. 26 (inel. ff uncialis 
and depressa). CU. amaurocrea f. dicrea Mudd Brit. Clad. p. 27 
(1865)? Lichenoides tubulosum cauliculis mollioribus et crassiori- 
bus, minus Dill. in Ray Syn. ed. 3, p.%67, n. 21 (1724) (in 
Buddle Hort. Sice. ii. fol. 1, n. 4 in Hb. Sloane). Coralloides 
perforatum minus, molle et tenue Dill. Hist. Muse. p. 99, t. 16, 
fig. 22 a, c, p, and fig. 27a (1741). Lichen uncialis L. Sp. Pl. 
p. 1153 (1753); Huds. Fl. Angl. p. 459; Lightf. Fl. Scot, ii. 
p. 880; With. Arr. ed. 3, iv. p. 44; Engl. Bot. t. 174. Beeomyces 
uncialis var. dicreus Ach. Meth. Lich, p. 353 (18035). Cenomyce 
uncialis Ach. Lich. Univ. p. 558 (1810) (incl. var. bolacina) ; 
Hook. Fl. Scot. ii. p. 64; Tayl. in Mackay Fl. Hib. ii. p. 79. 
Cladina wncialis Nyl. in Not. Siillsk. Faun. & Fl. Fenn. n. s. v. 
p. 111 (1866); Cromb. Lich. Brit. p. 22 & Monogr. i. p. 178; 
Leight. Lich. Fl. p. 74; ed. 3, p. 67. 
Exsicc. Bohl. nos. 15, 31; Croall n. 596 ; Johns. n. 56. 
The podetia vary from smooth to being areolate-rough in high 
altitudes or in exposed situations. The forms recorded below are 
more nearly growth conditions, though the extreme stages are 
widely separated. The apex of the podetium is often minutely 
