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Beiblatt zu den Botanischen Jahrbüchern. Nr. 70. 
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Formational Names, 
X. The names of formations shall be based upon the principle of habi- 
tats. They shall be formed from Greek and shall terminate uni- 
formly in -stov, -ium. Types are to be indicated by the use of 
the generic names of the facies or principal species followed by 
the name of the formation. Patches are to be named by the 
addition of the suffix -etum to the generic name of the character- 
istic or controlling species. 
Committee on Nomenclature. 
XI. An international committee of ten phytogeographers shall constitute a 
standing committee on phytogeographical nomenclature. It shall 
be the duty of this committee to pass annually upon the validity 
of proposed terms, names, formations etc., under the provisions 
of this code. The decisions of the committee shall be final. An 
annual report of the findings of the committee shall be published 
in Engler's Botanische Jahrbücher für Systematik, Pflanzenge- 
schichte und Pflanzengeographie. 
I. Names of Formations (Habitats). 
Formed by adding the suffix -siov, -ium, pl. -ziz, -ia, place, to denominative stems.) 
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Hydrophytia (Simp, water, coro», plant, -ztov, -zta, place), Water 
plant formations. 
1. ocean (oceanus) — exsavós, 6, Ocean: exeavziov, Tó, Oceanium, 
a particular ocean formation; @zzaysia, tá, Oceania, a group or 
series of ocean formations, i. e., a principal formation: hence, oce- 
anophyta, ocean plants; oceanophilus, ocean-loving, -dwelling !. 
2. sea (mare) — Yakassa, 7, sea: Dadaszsstov, tó, thalassium, a 
particular sea formation; thalassia, a group of sea formations: 
thalassophyta, sea plants: thalassophilus, sea-loving. 
surface (pelagus) — xéhayos, sos, Tó: rekaystov, tó, pelagium, 
a surface sea formation; pelagia, a group of such formations: 
pelagophyta, surface sea plants; pelagophilus, living at 
the surface of the sea. 
deep sea (pontus) — zévzoz, 6: rovrstov, 7, pontium, a deep 
sea formation; pontia, a group of deep sea formations: pon- 
tophyta, deep sea plants; pontophilus, dwelling in the 
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deep sea. 
Cfr. dks, Aide, 7, the sea (as salt). 
4) The forms, oceaniophyta, oceaniophilus (oceanio-) are preferable, but 
the shorter term is used for the sake of brevity. Another series of adjectives in 
-phyticus, as oceanophyticus ete.. may also be formed, 
