triarinus 
tricuspidatée 
(4px, beginning), a fibrovascular 
cylinder with three ligneous groups ; 
triari’nus (dppyv, male), Necker’s 
term for TRIANDROUS. 
Tribe, Tribus (Lat., a division of the 
people), a group superior to a 
genus, but less than an order. 
triblas’tus (rpeis, three, Bdacros, a 
bud), Koerber’s term for a Lichen- 
spore, which is trilocular and able 
to germinate from each loculus. 
trib’uloid (eldos, resemblance), like 
the fruit of Tribulus, beset with 
sharp bristles, echinate (Heinig). 
Tri’ca (deriv. ?), a button-like apo- 
thecium of the genus Gyrophora. 
tricam’arus (tri, three, + CamMaRgs), 
when a fruit is composed of three 
loculi ; tricar’inate (carinatus, keel- 
formed), with three keels or angles, 
as certain Diatoms; tricarpel'lary, 
tricar’pellate, tricar’pous, -pus 
(xapros, fruit), of three carpels ; 
tricel'‘lular (+ CELLULAR), consist- 
ing of three cells (A. Braun) ; 
triceph’alous, -/us (kepadn, a head), 
triple-headed, with three heads of 
flowers. 
Trichid’‘ium (Oplt, rpexos, a hair or 
bristle) = SteRiema ; trichif‘erous 
(fero, I bear), producing or bearing 
hairs ; trich’iform (forma, shape), 
bristle-shaped (J. Smith); Trich‘ite, 
a needle-shaped crystal of amylose 
in starch grains, stated to form the 
latter by aggregation (A. Meyer) ; 
Trichobacte’ria (+ BactERtA), those 
bacteria which possess cilia; Trich’- 
oblast (S\aords, a bud), used by 
Sachs for such IpIoBLAsTs as are 
especially distinguished by their 
size or branching; trichocar’pus 
(xap7ros, fruit), when fruit is covered 
with hair-like pubescence; tri- 
choceph’alus (kedad7, a head), when 
flowers are collected into heads, 
and surrounded by hair-like ap- 
pendages ; tricho’des (cds, re- 
semblance), resembling hair ; Trich- 
ogo’nium (yovy, race, offspring), 
a proposed emendation of TRicH- 
ocynE; Trich’ogyne (yun, a 
woman), (1) the receptive filament 
of the procarp in certain Algae, 
by which fertilization is effected ; 
(2) in the Lichen genus Gyro- 
phora, by Lindau termed TrERE- 
BRATOR ; trichogyn’ial, relating to 
a trichogyne ; Tricholo’ma (Adua, 
a fringe), when an edge or border 
is furnished with hairs ; Trich’oma, 
pl. Trichom’ata, (1) the filamentous 
thallus of such Algae as Conferva 
(Lindley); (2) the filaments in 
Nostoc. 
trichom’anoid (Trichomanes,  ldos, 
resemblance), like the genus Tri- 
chomanes in habit. 
Trich’ome, T'richo’ma (rplywpa, a 
growth of hair), any hair-like out- 
growth of the epidermis, as a hair 
or bristle; Trich’ophore (¢opéw, 
Icarry), a row of cells of a procarp 
bearing the trichogyne in Florideae; 
Trichoph’orum, the stipe of Fungi 
when formed of ‘‘ filaments ” 
(Henslow) ; trichophyl’lus (¢¥)\)ov, 
a leaf), hair-like leaves, that is, 
finely cut; Trichosporan’ge = Tri- 
chosporan’gium (+ SPoRANGIUM), 
Thuret’s term for the multilocular 
sporangium of the Phaeosporeae, 
apparently of jointed hairs ; tricho- 
thal’lic (@ad\os, a sprout), when 
the shoot ends in one or more 
multicellular hairs or tuft of such ; 
~ Gemma’tion, the origin of young 
plants from the hairs scattered on 
the thallus of <Asperococcus; ~ 
Growth, with filiform thallus, the 
tips bearing tufts of hairs. 
trichot‘omous, -mus (rplxya, in a 
three-fold manner, rou7, a cutting), 
three-forked, branching into three 
divisions ; Trichot’omy, division 
into threes. 
tricoc’cous, -cus (¢77, three, + Coccus), 
consisting of three cocci ; tri’color, 
(color, colour), having three colours ; 
tricos’tate (costatus, with ribs), 
having three ribs; tricotyle’donus 
(+ CoryLepon), when three coty- 
ledons are present, or when one or 
two are so deeply divided as to 
seem double. 
tricus’pid, tricus’pidate, tricuspida’tus 
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