513 
utramque versus, ut in aliis hujus sectionis basi completum 
sed plus minusve attenuatum est. 
24. Graphis triquetra Eschw. Bras. p. 90, e Para, sine 
sporis, est Status juvenilis Graphidis cinnabarinae Fee Ess. 
p. 44 t. 13 4, nunc Plmeographis cinnabarina Müll. Arg. 
Grapliid. Feean. p. 27. — Lirellae siccae nigrae, madefactae 
obseure rubrae. 
25. Oxystoma connatum Escliw. Syst. Lieh. p. 25 hg. 5, 
et Bras. p. 92; Graphis connata Nyl. in Prodr. Nov. Gran, 
p. 562, e Para, est eadem ac Graphis anfractuosa Escliw. 
Bras. p. 86, hymenio omnino sterili, subspongioso-celluloso et 
lirellis dein minus hiantibus. — Planta admixta, a cl. Eschw. 
sub Sporotricho citata, est Arthonia pulclierrima Müll. Arg. 
L. B. n. 1053, absque sporis. 
26. Leiogramma angustum Eschw. Bras. p. 94 (non 
Graphis angustata ejusd.), e Bahia, sit Graphis angusta 
Müll. Arg. Ad sectionem Chlorographam pertinet et Gr. 
tenuissimae Fee Lieh. Glaz. proxime afiinis est et ab liac 
vix nisi marginibus tenuioribus et minus prominulis recognosci 
potest. Perithecium laterale, tenue, fulvo-fuscescens, basin ver¬ 
sus evanescens, sub lamina nullum. Sporae in specim. valde 
juvenili desunt. 
(Schluss folgt.) 
Library of Amherst College. 
The late Prof. Edward Tuckerman made a choice Collection 
of books and papers relating to Lichens, some four hundred 
numbers in all, which has been presented by Mrs. Tucker¬ 
man, in accordance witli his own wish, to Amherst College 
Library. It is proposed to keep the collection by itself under 
the name of the “Tuckerman Memorial Library,” and to make 
it worthy of the name, by making it as complete as possible 
in its own department. Supposing that some persons interested 
in this specialty might like to assist in maintaining and com- 
pleting the collection (with the understanding that it is always 
available to public use,) I wish to give opportunity for any 
who care to do so to contribute, either in money or in material 
