| TENTUNYER PORTABLE MICROSCOPE, 
IN PERFECT ORDER, : 
For $100.00. - - - Catalogue Price, $147.50. 
Including THREE OBJECTIVES, 1} in., } in., and } in, 
Also an Abbé Condenser, Glass Stage, and Neat Walnut Case. 
Address the Editors of the Bulletin, °* Wm. Wales, Fort Lee, N. J. 
CHARACEA OF AMERICA. - 
The first fascicle of the Second Part of the Characez of America is 
now ready.. It contains descriptions of eight species of JVite//a, as fol- 
lows: JVitella opaca, Ag.; obtusa, Allen; montana, Allen; Blankin- 
shipit, Allen; Missouriensis, Allen; flexilis, Ag.; subglomerata, A. Br. ; 
Slomeruiifera, A. Br., with fourteen full-page illustrations (eight litho- 
graphic plates and six photogravures). These fascicles will be issued 
from time to time as plates. can be prepared ; price of each part $1, the 
actual cost, if the whole edition of 500 copies be sold. Address 
; . YT. &. Aloe, 
10 East 36th St., N. Y. 
‘The North American Pyrenomycetes. 
With original illustrations by F. W. ANDERSON. 2,500 species of the 
old genus “ §pheria,” described and arranged in accordance with the 
modern ideas of classification: One thick octavo volume, with over 800 
Pages of printed matter and 41 full-page tinted plates illustrating the 
genera ; bound in fine cloth, with stamped: covers and gilt-lettered back. 
Price, $8,00, with 35 cts. additional if sent by mail. Address, 
__J. B. ELLIS, Newfield, N. J. 
VIRGINIA PLANTS, 
During the present spring and summer I shall collect along the south- 
ern boundary of Virginia, from the coast to the mountains, a region un- 
explored botanically, and one that will beyond a doubt yield a number 
of new and many rare plants. An endeavor will also be made to obtain 
all the new species, about a dozen in all, collected by myself and others 
uring the past three years invadjacent territory. An effort will be made 
hot only to-keep up the standard of previous collections, but also to im- 
Prove upon them.in every. way possible. Anyone desiring sets, should 
Please address _ 3 | 
3 ak ie A. A. HELLER, 
411 W. Walnut St., Lancaster, Pa. 
ee 
