Botany and Zoology. 485 
tubo corolle adnatis,” in Benth. and Hook. Gen. Pl. is correct, but 
I know 
erect, didymez loculis oblique pega ” derived by 
aximowicz from the Japanese figures, and the “ antherw breves 
lo divergentibus” of the Genera Plantauths the 
culis 
anthers being longer than in any other genus of the order, and 
the cells in a just sense longitudinally dehiscent. But the anther 
is,—as in all its relatives except the anomalous Galax,—inflexed or 
incumbent on the apex of the filament, in this genus about hori- 
zontal, as are consequently the m marginal sutures which run the 
spits oe 
2. On the Amount of cons contained in the Nectar of vs various 
Flowers ; by A. S. Wi A paper read before the Dublin 
meeting of the British Anneiation: hagistst 1878. nthe interest 
clover, : — 000 flowers must be sucked. There are about sixty 
flowe a head: and 2,500,000 visits must be made to collect a 
pound of hide, ’ (Abstr. from Jour, Botany, London, Oct., 1878.) 
G. 
. Absorption compared with transpiration.—In closing a recent 
article i in Ann. d. a eis ser. 6, vi, Vesque presents the follow- 
ing abstract of his 
(1.) Of all the sficevsan advanced to explain the movement of 
water in plants, that of Boehm is most nearly in harmony with 
observed facts. ces to Boehm, “the water-movement 
ma} When a plant taken from mean conditions is exposed to 
dry air, transpiration is more rapid than absorption. It can reach 
@ point at which the plant becomes irreparably injured. 
(5.) When a plant taken from mean conditions is exposed to a 
saturated a red emer is more rapid than transpiration, 
but in oportion as the want of water in the plant is su plied, 
the transpiration diminishes, sa at last the plant is filled to 
repletion. 
“e .) When a plant lacks water, the suction caused by transpira- 
