70 Laws of Botanical Nomenclature. 
Art. 38. Names of subspecies and varieties are formed in tht _ 
same way as specific names, and are added to them according 
to relative value, beginning by those of the highest rank 
Half-breeds (mules of florists) of doubtful origin are namel_ 
and ranked in the same manner. 
Subvarieties, variations, subvariations of uncultivated plans 
may receive names analogous to the foregoing, or merely null 
bers or letters, for facilitating their arrangement. : 
Art. 39. Half-breeds (mules of florists) of undoubted origit _ 
are designated by a combination of the two names of the sub 
species, varieties, subvarieties, etc., that have given birth 0 
them, the same rules being observed as in the case of hybrids 
Art. 40. Seedlings, half-breed of uncertain origin, and sport 
should receive from horticulturists fancy names in commol” 
language, as distinct as possible from the Latin names of spe 
cies or varieties. When they can be traced back to botanical 
species, subspecies, or variety, this is indicated by a successidl — 
of names (Pelargonium zonale, Mrs. Pollock). 
Section 3. On the Publication of Names, and on the Date ¢ 
each Name or Combination of Names. 
_ Art, 41. The date of a name or of a combination of name 
is that of its actual and irrevocable publication. un 
Art, 42. Publication consists in the sale or the distribuit’ 
ing, and the placin 
to public, do not constitute publication. 
. A species announced in ye’ 
t a wor erie et 
specific names, b i i Piha iets 
recommendations :-— do well to conform to the followist 
(1.) To give accuratel ia : 
: y the date of publication of their work! 
or portions of works, and ¢ meat 
of named and numbered pect the sale or the distribut! 
