214 PRINCIPLES OF BOTANY, ETC. 
With regard to this the following things are to be 
Oe oped. | 
Se 
A irivial name, must be short, unlike to the generic 
name, and always an adjective. | 
Trivial mames are intendéd as a help to the me- 
mory, and therefore if they are compound words 
they do not answer the end. It.is. likewise improper 
to annex to a.generic name, which is always a sub- 
Sstantive, another substantive. The following names 
are) therefore faulty : | 
Carex Drymeja. Juncus LPenageja. 
Chordorhiza. Scirpus Beothryon. 
-—~— Heleonaster. Lichen Aipolius, &c. 
The trivial name should always be an adjective, 
and should, if possible, ‘signify. some, quality, of ‘the 
Species; as, Gite paniculata, Carex canescens, 
Campanula patula, Campanula persicifolia, &c.* 

F ra 4 § 220. } 
The figure, cloathing, and especially the specific dif- 
ference, suggest the most appropriate trivial names. 
When the specific difference. can be expressed in 
ene word, and that an adjective, such a trivial name 
* The author has omitted to mention here, that Linneus 
oiten gives a substantive as a trivial name: . It will be ob- 
served, huwever, that in general this substantive had formerly 
been the well known name of the plant; and when it is used 
asa trivial name, it is always marked with a capital;'as Theo- 
broma Cacao, Nicotiana Tabacum, Acsculus Hippocastanum, 
Citrus Aurantium, Sc. 
| always 
