- 
128 The Botanical Gazette. [March, 
which the general question of sexual reproduction in alge and fungi 
is first considered, followed by an account of the results of investiga- 
tion into the structure of Ustilaginez. As to the systematic position 
of Ustilaginez the author thinks that they, with the Uredinez, forma 
transition group, leading from the Phycomycetes on the one hand to 
Basidiomycetes and. Ascomycetes on the other. To this transition 
group the name Mesomycetes is given, already suggested by Frank. — 
In tHE Kew Bulletin for January the Herbarium begins the publi- 
cation of a series of novelties from tropical Africa. But three vol- 
umes of Oliver’s “Flora of Tropical Africa” (1868-1877) have appeared, 
\ 
and there has been but little time to prosecute the work further, the 
whole staff having been employed in determining the rapidly increas- 
ing collections and in assisting Sir Joseph Hooker in his “Flora of 
British India,” now approaching completion. Now, however, the 
“Flora of Tropical Africa” is to be pushed to completion, but in order 
to secure priority for names the present series of descriptions of new 
species are to be published in the Kew Bulletin. This first fascicle 
contains twenty-two species of Apocynacez, by O. Stapf; too ee 
Bake 
ee, twenty-two Boraginez, and ten Bignoniacez, by J. G. 
In THE March number of Harper's. Monthly Magazine there is an 
“the welcomes of the 
ligustrina, Iris versicolor, Collinsonia Canadensis, Rudbeckia nae 
Dr. ARNOLD DopeL-Port has begun the publication through Ces 
poping of Ziirich, of a new set of all charts entitled Der biologische 
rt as der Botanik. Those who possess the earlier set (published 
been 1878 and 1883 under the title, Anatomisch-physiologischen Al 
i be minded to order 
structure and contents of the ripe fruit and seed, can be order te 
Tocesses of fertilization (7) be left ou! 
(7) germination of the seed, can ; 
c en € glad to commend this work and hope for it a wide sale this 
me ee is very reasonable, viz.: M. 40 for the-first | 
