Lasallia pustulata subsp. papulosa (Ach.) W.A.Weber

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LICHENES EXSICCATI J] 0A50^70 J | Distributed by the University of Colorado Museum, Boulder ‘	• |
No. 15. Lasailiapustulata (L.) Merat subsp. papulosa	'v.
(Ach.) W. A. Weber, comb. nov.	NEWYQRJ
GARDEN
Umbilicaria pustulata (L.) Hoffm. var. papulosa (Ach.) Tuck, in Proc.
Amer. Acad. Arts & Sci. 1: 262. 1848. — Gyrophora papulosa Ach.
Lich. Univ. 226-227. 1810. — Lasallia papulosa (Ach.) Llano, Monogr.
Umbil. W. Hemisph. 32. 1950.
U. S. A.	COLORADO.	BOULDER COUNTY: abundant	on	north	face	of cliffs above	|F
stream, west base	of	Steamboat	Mt.,	2	mi.	N.	W.	of	Lyons,	alt.	1,900	m. Moncphyl-
lous, easily detached; pruinose above, variable in color and degree of papillosity beneath.
12 March 1959	W. A. Weber & S. Shush'an S 18,593
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