Triandria 



Tricliosporange 



Trian'dria, a Linnean class of three- 

 stamened plants ; trian'golar, tri- 

 anguVa'ris {angulus, an angle), with 

 three angles; triangala'tas (Lat.). 

 three-angled ; trian'thous {avQds, a 

 flower), three-flowered, as a peduncle; 

 tri'arch {apxh, beginning), a fibro- 

 vascular cylinder with three ligneous 

 groups ; triari'nns {Uppw, male), 

 Necker's term for tkiandrous ; 

 Trias'ter (+ Aster), in nuclear 

 division when three asters are 

 formed. 



Tribe, Tri'hus (Lat., a division of the 

 people), a group superior to a genus, 

 but less than an order. 



Tribi'um {rpifi^, a grinding down), a 

 succession of plants on eroded soils 

 (Clements). 



triblas'tus {"rpt-, three ; ^Kaffrhs, a 

 bud), Koerber's term for a Lichen- 

 spore, which is trilocular and able 

 to germinate from each loculus. 



trib'uloid («I5os, resemblance), like 

 the fruit of Tribulus, beset with 

 sharp bristles, echinate (Heinig). 



Tri'ca (deriv. ?), the button-like apo- 

 thecium of the genua Gyrophora. 



tricam'arns (tri, three, -j- Camahtjs), 

 Avhen 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 

 {Kapirhs, fruit), of three carpels ; 

 triceriular (-f cellular), consist- 

 ing of thrse cells (A. Braun) ; tri- 

 ceph'alouB, -lus {Ke<pa\^, a head), 

 triple- headed, with three heads of 

 flowers ; Tricha'sium (+ [Di]cha8- 

 ium), a cymose inflorescence with 

 three branches (Parkin). 



TrioMd'ium (9pl|, rpixhs, a hair or 

 bristle) = Sterigma ; tricbif eroua 

 (fero, I bear), producing or bearing 

 hairs ; trich'ifonn {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 (+ Bacteria), those 

 bacteria which possess cUia ; Trich'- 

 oblast {^Kaarhs, a bud), (1) used by 



Sachs for such Idioblasts as are 

 especially distinguished by their size 

 or branching ; (2) employed by 

 Leavitt for specialized cells which 

 give rise to root-hairs ; trichocar'pns 

 {Kapvhs, fruit), when fruit is covered 

 with hair-like pubescence ; tri- 

 chocepValus (/ce^oA)?, a head), when 

 flowers are collected into heads, and 

 surrounded by hair-like appendages ; 

 tricho'des {elSos, resemblance), re- 

 sembling hair ; Trichogo'nium {yoyij, 

 race, offspring), a proposed emenda-' 

 tion of Trichogyne ; Trich'ogyne 

 iyvvi], a woman), (1) the receptive 

 filament of the procarp in certain 

 Algae, by which fertilization is 

 eff"ected ; (2) in the Lichen genus 

 Gyrophora^hj Lindau termed Tere- 

 BRATOR ; trichogyn'ial, relating to 

 a trichogyne ; Tricholo'ma (AWjUo, a 

 fringe), when an edge or border is 

 furnished with hairs. 

 Tricb'oma, pi. Tricbom'ata (Tp(x«^M«. 

 a growth of hair), (1) the filamentous 

 thallus of such Algae as Conferva 

 (Lindley) ; (2) the filaments in 

 Nostoc. 

 trichom'anoid ( Trichoinanes, elSos, 

 resemblance), like the genus Tri- 

 chomanes in habit. 

 Tricb'ome, Tricho'ma (rplxccfia, a 

 growth of hair), any hair-like out- 

 growth of the epidermis, as a hair 

 or bristle; adj. tricho'mio ; Trich'- 

 ophore {<pop€co, I carry), a row of 

 cells of a procarp bearing the tri- 

 chogyne in Florideae ; adj. tricho- 

 phor'ic , ~ Cell, the central cell in 

 the procarp of Lahoulbcnia, becom- 

 ing fused with the carpogenic cell ; 

 Trichoph'orum, the stipe of Fungi 

 when formed of "filaments" (J. S. 

 Henslow) ; trichophyrius {(pvWov, 

 a leaf), hair-like leaves, that is, 

 finely cut ; Tricboplank'ton (-f- 

 Plankton), floating marine vegeta- 

 tion chiefly composed of Thalassio- 

 thrix (Cleve); Tricbosporan'ge = Tri- 

 chosporan'gium (+ Sporangium), 

 Thuret's term for the multilocular 

 sporangium of the Phaeosporeae, 

 apparently of jointed hairs ; tricho- 



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