87 
under Leucobryum, p. 79, the authors referring L. sediforme, Muller. 
as a variety under L. minus, Hpe. Either they have misunder- 
stood my statements in the BULLETIN xix, pp. 189-191, or 
they have recently received material agreeing with Muller’s species. 
We have a portion of this material recently received and entirely 
agree with Muller that Z. sediforme does not occur in the United 
States. BG, Be 
Novitates occidentales, I. Fdw. L. Greene (Erythea, i. 4-7). 
Pulsatilla multiceps, Potentilla scopulorum, P. ambigens, P. Platt- 
ensis, var. (?) leucophylla, P. Micheneri, Sanicula nemoralis, S. 
Sseptentrionalis, S. saxatilis, Senecio Blochmanae and Microseris 
indivisa are described as new. 
Opuntia prolifera (Meechan's Month. iii. 1-2; colored plate). 
Plantago media, J. Franklin Collins (Gard. and For. x. 622). 
Record of the occurrence of this European species at Provi- 
dence, R. I. 
Preliminary List of the Flowering and Fern Plants of Lorain County, 
Ohio—Additions to the Albert A. Wright. (Oberlin College, 
Lab. Bull. No. 1, Suppl., pp. 11, 1893). 
A list of 106 species and varieties additional to those recorded 
in the list of plants of the same area, published by Prof. Wright 
in 1889, with some corrections, and a number of changes in 
nomenclature. 
Preliminary List of the Mosses of Washington County, Pa. A. Linn 
and J. S. Simonton (pp. 8, no date [1893]). One hundred 
Species are enumerated. 
Salix balsanifera. C.S. Sargent (Gard. and For. vi. 28; illustrated). 
Sand-dune Flora of Lake Michigan, E.J. Hill (Gard. and For. vi. 
15). 
Sarracenia—The History of. M. T. Masters (Gard. Chron. xiii. 11, 
12; illustrated). 
Dr. Masters gives a very interesting account of the history of 
our Pitcher-plants, from the time of Lobel (1570). 
Strobasidium, Nonveau Genre a’ Hymenomycetes heterobasidies. G. 
de Lagerheim and N. Patouillard (Journ. de Bot. vi. 465-469; 
two figures), 
Description of this new genus with two new species from 
Ecuador. 
