283 
collected near Scutari by Mr. W. Barbey and it has since been sent 
from Smyrna. The original 7. Straussii was originally sent by Mr. 
Strauss to Mr. Leichtlin from Sultanabad. 
Utricularia longifolia is a Bladderwort which was first met with 
on Mount Pedra Bonita near Tejuco in the province of Minas 
Flora of Tropical Africa—The issue of the concluding part of the 
first section of Vol. vi of this work, edited by Sir W. T. Thiselton- 
Dyer, has now to be recorded. The section includes 1,094 pages and 
has appeared in six parts, the dates of publication of which have 
been as follows :— 
Part I. pp. 1-192 published March, 1909. 
Dec 
» I. ,, 193-384 ye ecember, 1910. 
» LI]. ,, 385-576 3 October, 1911. 
4° LV ax, S7T=768 55 March, 1912. 
WoO Ne TER re October, 1912 
VI. ,, 961 to end is April, 1913. 
The orders dealt with are Nyctagineae—Euphorbiaceae inclusive. 
The Editor’s Preface, in which the history of the production of 
- this important volume has been given in detail, is reproduced below. 
It is a matter of deep regret that with the completion of the publi- 
cation of this section Sir W. T. Thiselton-Dyer’s editorship of the 
Flora of Tropical Africa ceas 
different contributors. Questions will consequently arise on which 
the editor must give a decision: difficulties which are readily solved 
by personal discussion are not disposed of so easily by corre- 
spondence. 
“ The preparation of this section has been protracted. When I 
retired from the Directorship of Kew in 1905 much of the material 
available had been worked up by my indefatigable contributor, 
Mr. J. G. Baker, F.R.S. The continuous access of fresh collec- 
tions had in the meantime largely added to it. “In fact the genera 
position with regard to the Flora resembles the ‘Curve of Pursuit,’ 
in which the pursuer has to change his direction constantly in the 
attempt to overtake his elusive quarry. In the case of the smaller 
31104 : D 
