236 Scientific Intelligence. 
the Araceew by Engler. This comprises four more Monocotyle- 
donous orders, and one Dicotyledonous, namely the Cucurbitacem. 
The least important of the monocotyledonous orders is that’ 
the Philydracew, of only four Australian species (one of which is 
also E. Indian), divided among three genera! And one of those has 
had three names or even four if we count an orthographical differ- 
ence. The author is the accomplished Prof. Caruel late of Pisa, 
now again of Florence, where he may be expected to do muc 
od i 
or groups, although he ends it to the Juncag 
Alisma L. to Sagittaria there is such a succession of connecting 
orms that it is very ques ble how many, if any, generic divis- 
ions s be ma d ut in order to sustain the Linnean 
ane Micheli adopts three intermediate ones (Limnophyton ot 
iquel, Elisma of Buchenau, and Echinodorus of Richard) and 
mage ; epee 
ommelinacee, by C. B. Clarke, fill over 200 pages and 
are illustrated by eight lithographic plates, which are not very 
well executed. The 307 known species are, with apparent good 
judgment, ranked in three tribes, and under 26 genera, of which 
Ae 
