Nores. anp News 23 
from almost all parts of the world. Their usefulness 
to owners and curators of large collections is obvious; 
to such, Prince Bonaparte is doing a real and generous 
Service. 
M. Henri Gadeau de Kerville of Rouen has pub- 
lished, in two beautifully printed pamphlets, illustrated 
with fine photogravure plates, five ‘Notes sur les 
Fougéres.””*> Note 1 is a comparative list of the species 
of ferns occurring in Europe, France and Normandy. 
74 species, two of them doubtful, are listed from Eur- 
ope: 50 from France and 25 from Normandy. These 
totals may be compared with our 64 from the Gray’s 
Manual region, and 115 from that covered:by Small’s 
Flora of the southeastern United States. In note 2, 
the author protests against the bestowing of scientific 
varietal names on minor, often abnormal variations n 
leaf-form. He gives point to his protest by relating 
how he Produced no less than three named “varieties” 
from 4 single clump of normal, wild hart’s-tongue by 
Simply tr nsplanting it to his conservatory; and that 
the “varieties” showed a strong tendency to return to 
the normal form as they became used to their new 
“vironment. Note 3 deals with experiments in eer 
"8 22 species of ferns in complete darkness—a condi- 
tion in which ferns, unlike most other plants, are able 
° Produce some chlorophyll. The coloration of scales 
fee Temains normal. Some individuals remained ete 
whew, long as five years without a ray of light. k 
Meh lived at all produced abnormally long, wea 
a and rudimentary fronds, which, in the case io 
Mple fronds, did not progress beyond the crozier 
: Note 4 contains a table, showing the altitudinal 
adeau de Kerville, Henri. Notes sur les Fougeres. E 1 Foe 
66 engine nontinge pene eye 161- 
14, pis, ee ier ee oe 
