NOVA SYNOPSIS RUBORUM GERMANIZ ET VIRGINIZ 27 
definition ; att statement that hybrids are best sosensies by the 
of their progenitors is also sound. In cases of [assumed} 
yes ogi only one parent can n be ascer cnet he writes the 
prefix ‘ e.g. R. semicesius = R. casius X 2): OF 
“emnee ee if ‘th at one parent is very ¢ Pale ely approached. When a 
writer presents us with such eccentricities as ‘‘ Rubus hybridus 
ie ylifolius quidam,” ‘‘ Rubus dubius suberectus cf. id@oastivalis, 
ae = bi appeal ciaigaian ga ‘* R, Bellardit X vestitotomentosvastivalis 
thyrsoideus qu.,”’ we are prepared for an announcement like the 
follow (p. 18): ‘*I hope to find an opportunity of carrying out 
nomenclature in a Flora. I should then expunge the specific 
neti tag intermedius, and hybridus, as well as all those composed 
with pene-, plus-, and semi-, and all those composed of several 
Lativi dajectevea.” Besides this, I should — ch the nomen 
specificum from monotypes; I should, in recognizing the family 
Adoxacee, call Adoxa moschatellina Adoxa familialis, or else Adoxa 
Pages 19 to 49 set forth the author’s views upon all the 
European and certain North American species recognized by him 
as genuine, e former amo to only a dozen : 
Eaewing, t may be said at once that the large number of 
‘ species ” already recognized in this country could not have 
sprung from such a limited ancestr ry. 
Our R. sue ectus and R. fissus are placed as estivalis x ideus, on 
grounds which seem to me quite insufficient. In Britain, at see 
e 
situation, and climate. In point 
that of Per ir ogersit Linton, found from Ross to Kent 
and in R Trelacd would doubtless have had the same origin 
assigned to it, if it been known to Dr. Krause; but in some 
to ; 
parts of Scotland it is among the most abundant of brambles, and 
fruits freely. Focke’s Co, -ylifolit are all ‘only R. cesius and its 
in th 
rids”’; yet R. corylifolius Sm. i on enough in the 
Northern Highlands, from which cesius appears be wholly 
absent. Focke’s hamnifolii ** are ieee pene =e co: 
sag Argyle, Cardigan, or Surrey. R. ra dula and . pha are 
mark, and Norway ‘belongs to the Proles hybrida of R. vestitus.’ 
But the common “ villicaulis” of N. Scotland, accepted by Focke as 
the ce Bosse © — an area in which vestitus Doan oer. does 
— ese few instances it will readily be see 
+s an palsies fuaudadion Dr. Krause has built. 
