BOTANICAL NOMENCLATURE 187 
Poa pauustris Linn. aenk of the ce between Orchardneuk 
P- 
against the plant being indigenous on the bank of the Tay. The 
point is a difficult one to resolve, and I am by no means satisfied 
plant is quite as abundant asit was on its first discovery, but it 
has not spread much. It cannot aan spread downwards, as 
not spread upwards. It grows luxuriantly, attaining a height of 
ve feet. My gathering was made at too late a period in the 
season, but I found some young plants which, with an older 
angle notice above alluded to Dr. White says, “we made it out to 
be alustris,” but the identification ioe bie by himself, as I 
faled to make anything of it.—W. Bar 
BOTANICAL NOMENCLATURE. 
[THe following Amendments to the International Rules for 
Botanical: Nomenelature have been suggested for consideration 
Museum, and others. e es themselves were issued as 
Supplement to this Journal for 1906, and may be obtained thou 
the publishers, price 1s.] 
INTRODUCTORY. 
One s at ren pero more precise the interpretation of an 
existing ile: the other is of the nature of an extension. 
Art. 2.—We think that this Rule needs illustrative examples to 
define the expression “still-born”’ (totgeboren), under 
which certain names are excluded (see Schinz and Thel- 
lung in Bull. Herb. Boiss. sér. 2, vii., sees 1907). 
Arbitrary changes such as Linwm multiflorum La m, (Fl... 
Frang. oh Na 1778) for L. Radiola L. are evidently - 
are really conspecific. But it is not proce to use the 
name Silene Behen, as the genus Cucubalus is now united 
