trioecious 
triternate 
(otkos, a house), a Linnean order of 
plants with trioecious flowers; 
trioe’cious, with staminate, pistil- 
late, and hermaphrodite flowers on 
three distinct plants ; trioe’ciously 
hermaph’rodite = TRIMORPHIC ; 
trioi’cous, -cus, the mode of spelling 
preferred by bryologists ; trioper’- 
culate, ¢triopercula/tus (+ OPER- 
CULUM), having three lids ; triov’- 
ulate, ¢triovula‘tus (+ OvuLvuM), 
with three ovules; tripaleola’tus 
(+ Pauga), consisting of three 
paleae, as the flowers of bamboo ; 
tripar’ted (partitus, cleft), parted 
to the base in three divisions; 
tripar’tible (partibilis, divisible), 
tending to split into three parts. 
tripar’tite (triparti’tus, three-fold), 
divided into three parts. 
tripen’nate, tripenna’tus (tri, three, 
penna, a feather), = tripinnate ; 
tripet’aloid, tripetaloi’deus (wérador, 
a flower-leaf, eldos, resemblance), as 
if three-petalled ; tripet/alous, -/us, 
having three petals ; Triphyl’lome 
(pUddrov, a leaf), hypothetically 
three segments to form a carpel, 
two hypophylls, superior and fer- 
tile, the third sterile and inferior 
(Pasquale) ; triphyl’lous, -/us, three- 
leaved ; tripin’nate, tripinna’tus 
(+ Pinna), thrice pinnate ; tri- 
pinnat’ifid, tripinnatif‘idus (fd, 
from (jindo, I cleave), thrice 
pinnatifid ; tripinnat’isect (sectus, 
cut), thrice pinnatisect. 
triphylet‘ic (rp, three, pvdercKds, 
tribal), used of hybrids contain- 
ing the blended strains of three 
species. 
Trip’lasy (triplasius, threefold), the 
division of an organ into three 
analogous structures (Fermond). 
trip’le-nerved, ~ ribbed, ~ veined 
(triplex, threefold), with a midrib 
dividing into three, or sending off 
a strong branch on each side above 
the base of the blade; trip’lex, 
triple ; _ trip’licate, triplica’tus 
(Lat.), in a triple manner, as trip- 
lica’to -gemina’tus, = tergemin- 
ate; ~ -nerva’'tus, = triplinerved ; 
277 
~ -pinna’tus, = tripinnate ; trip’li- 
cate-ter’nate, = triternate (Crozier); 
trip’lici-ter (Lat.), thrice repeated ; 
triplicos’tate (costatus, ribbed), 
having three ribs, triple-ribbed ; 
tripliform’is (forma, shape), as 
tripliform'ia Fo'lia, ‘‘leaves re- 
sembling the triple-leaved form” 
(Lindley) ; triplinerved’, tripli- 
ner’vis, -vius (nervus, a nerve), see 
TRIPLE-NERVED, etc. 
trip’lo-caules’cent (triplus, triple + 
CAULESCENT), when a plant has a 
third (tertiary) system of axes; 
trip’lus (Lat.), threefold ; triplo- 
cau’lous (+ CAULIs), possessing 
ternary axes (Pax). 
trip’terous, -rus (tp, three, wrepov, 
a wing), three-winged. 
trique’ter, trique’trous, ¢rique’trus 
(Lat., three-cornered), three-edged, 
with three salient angles. 
triqui/nate, triquina‘tus (tri, three, 
+ QuiNatTus), divided into three, 
then into five; tri’sect, trisec’ted, 
trisec'tus (sectus, cut), divided into 
three, three-cleft to the base ; 
trisep’alous, trisep’alus (+ SEP- 
ALUM), having three sepals; tri- 
sep’tate (+ SEpTuM), with three 
septa or partitions, as in many 
spores; trise’rial, ¢riseria’lis ; trise’- 
riate, triseria’tus (series, a row), in 
three horizontal ranks or series, 
trifarious ; trisperm’ous (o7épya, a 
seed), three-seeded; tristach’yus 
(ordxus, a spike of corn), three- 
spiked ; tris’tichous, -chus (orlyos, 
a series), in three vertical ranks ; 
tristigmat’ic, tristigmat'icus (+ 
Sricma), having three stigmas. 
tris’tis (Lat., sad), of a dull or un- 
attractive colour, as the flowers of 
Matthiola tristis, R. Br. 
tristy’lous, -lus (trz, three, + STYLUS), 
with three styles; trisyncotyle’- 
donous (De Vries), = TRICOTYLE- 
DONOUS. 
trisul’cate, trisulca’tus (trisulcus 
having three furrows), with three 
grooves or furrows. 
triter’nate (tri, three, + TERNATE), 
thrice ternate. 
