PHY- 
— (fil’'6z0’ ae Mh 
1 
of ete om medusa Meese : 
hylogenesis, — 
phylogenetic (Glajenet ik) a. [Gk. 
Aylon, race; ge -ggsovenael 
a 
ert, race -history ; a@fp/. repro 
Aaakive cells as ofp. ‘autogenetic or 
body cells (dzo/.). 
phylogeny (fildj‘éni) 7. [Gk. phylon, 
The 
ACE ; enesis, descent.] 
history of the development o 
species or race ip. ontogeny, 
ce, as 
that of the individual (6zo/.). 
phylogerontic ee =~ a. 
phylon, race ; gero old man.] 
Appl. the dec ate mace in race- 
history (zo/.). 
phylon (fi16n), phylum polorm 1. 
cation n (Bio, 
hyl toes ft lénéan'ik) @. [Gk. 
phylo ce; neanikos, youthful. 
Appl. the, ao stage in race- 
history 
phyl ierpioaia (fi fermen ot Om a. [Gk. 
epios, infant.] Appi. 
the Lg it ee In race- 
(di0 
physicist (fizisist) 7. [Gk. phystkos, 
physical.] An — = the 
theory that = phenomena are 
eage ym on a physico- chebacal 
basis (di0 
physiogeny "ti zi6jéni) #. [Gk. ene 
nature; gee, production.] The 
development of vital activities 
(Haeckel) 
ological zero,—see zero. 
physiology —. ‘6ji) = _ a Ann 
ature; /ogos, disc 
study of functions at: arcenies of 
_ — S. 
us (fisdklis’tiis) a [Gk. 
sgt sages Siattder: kleiein, to close.] 
240 
PIA- 
the pneumatic duct, as 
zool.). 
phytobiology (fitébi6l’6) i) mf 
A plant ; 
phyton, 
course.] The life-history oO 
phytochemistry Sen nt. 
Gk. phyton, plant; chymeia, an 
infusion.] The chemistry of iat 
phytogenesis os pasprinoe: nm. [Gk. 
phyton, plant; genes. —_— ] 
phytogeography 
[Gk. phyton, plant; ge, earth ; 
aphein, to at 8 Geographical 
distribution of plan 
phytoid (fitoid) 4. * Gk phy ton, 
plant ; e¢dos, resemblance. ] Plant- 
like. 
phytology (fitél’éji) 7. [Gk. phytom 
plant ; Jogos, disco aes Botan 
phytoma (fitd’ma . phyt on, 
pla “1 Ve ccatiee plant- -substance 
pitas mer (fitémér) 7. [Gk. Ahy/on, 
plant ; meros, part.) A_ structural 
unit of a plant ; a bud-bearing node 
(bot. 
phytomorphic (fitémér’fik) a. [Gk. 
phyton, aioe morphe, form.] With 
plant-like structure. 
sip (fi 'ton) [Gk. phyéon, — 
imentary plant ; a phytom 
phytonomy (fi eg Nn. — pues 
; nomos, la ws of 
; phagein, to eat.] 
ng on plants ; herbivorous 
(fitdfiliis) a. 
[Gk. 
agp loving. ] 
plants (04. 
pia mater (pe’A mat’ér, pia ma'tér) 7. 
