INTERNATIONAL RULES FOR BOTANICAL NOMENCLATURE 5 
The same holds for the tribes (tribus) we the ending -eg, and for 
the subtribes (sudtribus) with the ending -i 
Examples of subfamilies : Asphodelotdea ibs Asphodelus), Rumi- 
cotdee (from Rumex). Tribes: Asclepiadee (from Asclepias), Phyl- 
lanthee (from Phylianthus). a ibtribes : Metastelmatine stats Meta- 
stelana)s Madiine (from Mad 
$8. Names of Genera and Divisions of Genera. 
Article 24. Genera receive names, aca eh rape Us 
used as substantives) in the singular number, and written with a 
capital letter, which may be compared with raid own fami ily mes, 
These names may be ikon from any source tomate and ne Seay even 
be composed in an absolutely arbitrary man 
Examples: Rosa, Convolv ne is, mae ates ‘Bacvanit; Liquid- 
ambar, Gussie Impatiens, Manthot 
Article 25. ose iat an ‘entiting also receive names, usually 
substantives, and resembling the names of genera. Names of sub- 
sections and other lower rabatvili chi of genera are preferably ad- 
jectives in the plural Sri and written with a capital letter, or 
their place may be taken by an ordinal beast or a letter. 
Examples. Substantives: Frazinaster, Trifoliastr um, Adeno- 
sciila, Eu uhermannia, Avcheurecdinns Micr ondlllotis Pseudinga, Hetero- 
draba, Gymnocimum, Neoplantago, Stachyotypus. Adjectives: Pleio- 
style, Fimbriati, Bibracteolata, Pachyclade. 
REcoMMENDATIONS, 
IV. When the name of a genus, aaa or section is taken 
from = ar of a person, it is formed in the following manner : 
(a) W. the name ends in a vowel, the letter a is added (for 
example, Cacti after Glaziou, Bureaua after Bureau), Fan. 
when the name already ends in a, in which case ea is added (e. 
Collea after Colla 
(2) n the name ends in a consonant, the letters ia are added 
(thus, Sosa after Magnus, Ramondia after Ramond), except 
when the name ends in er, in which case a is added (e. g. Kernera 
r ve 
(c) The es rad the syllables unaffected by these finals is 
retained, even wit. consonants & and w, or with groupings of 
ich com ! ed in classic Latin. Letters which are 
hey count 
different words from the original name—e. g. Durviliea and Urvillea, 
Lapeyrousea and Peyrousea, Englera, Englerastr um, and Englerella, 
Bouchea ae Ubochea, Gerardia and Grad eria, Martia and Martiusia. 
. anists who are panne generic names show ealmmaaa 
and taste attending to the fo ommendati 
(2) Not to make names very we or difficult to Daravanee. 
