402 Scientific Intelligence. 
ingenuity ; the cruciferous flower is conceived to have arisen by 
+ ig metrical —_ of fives to fours, etc. ; the hypothesis that 
e corolla o ula is an outgrowth of the andrecium is 
controverted, more parsicnlasly on the ground that the develop- 
ment of the parts of normal flowers is by no means always cen- 
“a tal. 
. Floral Structure and Affinities of Sapotacee ; by Maxcus 
M. ‘Harroe, M.A., ete.—A short paper in Trimen’s Journal of 
Botany, for March, 1878. Observations made at the Botanic 
Garden at Peradeniya, Ceylo n, and very neatly cclend out. As 
to the ovules, “ the impre sion” is that the ey are the axillary buds 
of the carpels. owers almost — 2 gape volu- 
from the periphery inwards.” ach new member arises in 
front of the widest intervals between the next oldest members. 
If the intervals be wide, the new separ are formed in front of 
the widest intervals between the members of the next oldest 
whorl and those of the next but one, a both falling under Hof- 
meister’s generalizations. The order nearest to Sapotacee is Myr- 
sinacee ; and Styracacee: (Symplocex: being separated) nearer than 
t Berlin. Profe 
ee Tibingen, takes the new chair of Physiological uietene: at 
6. Curtiss: Nort h American Pilants.—The first part 
oe of dried plants of our Southern sep hope species, 
ie Yat arg Meri announced a year re ago, 18 
issued. t supplied to the Harvard Tecanos Flecbariam 
enables us us to anne that the apeniensng are well chosen, copious 
and perfect, are carefully put up, all named, with printed tickets 
in neat form and taste; and that these sets are cheap at the price, 
viz: twenty dollars for 250 species. To favor this laudable enter- 
pose and to facilitate their acquisition by botanists, some sets 
ave been aclostane at the Harvard University Herbarium, the 
Curator of which will receive applications for them. 
7. On the Spore-Formation of the Mesocarpew, and Sine of 
the» ! trrock.—In the 
something like a knee-joint, and divide into three parts, in the 
central one of which the spore is formed directly, without conju- 
