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928 THE JOURNAL OF BOTANY 
Gentiana verna, Dryas octopetala, and Sazxifraga Sternbergit, 
descend to sea level, particularly in Co. Clare. But those who 
are interested in such matters should get the well-illustrated and 
extremely useful Tourists’ Flora of the West of Ireland, by Mr. 
Praeger, which has already been commended in this Journal 
(Journ. Bot. 1909, 281). It is a capital little book on ecology, 
and marvellously cheap at 3s. 6d. 
THE BRUSSELS CONGRESSES. 
gress on Apri which was attended by a large number 
of representatives, including delegates from the important Hor- 
ticultural Societ e meeti ok place in the Salle des 
s to 
Fétes in the grounds of the Great Exhibition, at that time in a 
very incomplete state. Amon i j 
ed at 
Vienna, but which were of special interest to horticulturists, 
oul C i 
fixed when used in other languages than the one in which they 
were originally employed. When possible, the name should con- 
sist of a single word, and never of more than two, or at most 
three, words. To ensure valid publication, a description of the 
variety must be drawn up in Latin, English, French, German or 
ltalian 
not more than three wo: rious suggestions had been made 
as to the system of nomenclature for artificial hybrids in which 
; more genera were case of bi- 
generic by the sign of hybridity, thus, Leliocatleya x Smithis. 
om i 
a conventional generic name, derived from that of some person of 
distinction, with the termination ara. 
At the Botanical Congress, the important subjects of de- 
liberation were further consideration of the rules of systematic 
