tricussate 



Trioecia 



(tricuspis, having three points or 

 tines), tipped with three cusps or 

 pointed tips. 



tricus'sate (tri, three, + cussate), 

 used for whorls of three leaves 

 each, the leaves of each whorl 

 alternating with those above and 

 below ; cf. DECUSSATE (G. 

 Henslow), 



tricy'clic (rpi, from rpets, three, 

 KVK\OS, a circle), when the members 

 of a series are in three whorls. 



triden'tate, tridenta'tus (Widens, three- 

 pronged), three-toothed, trident- 

 pointed. 



tridig'itate, tridigita'tus (tri, three, 

 digitus, a finger), thrice digitate, 

 ternate. 



tri'duus (triduum, the space of three 

 days), lasting three days. 



tridy'mus (rpidv/jLos, triple), when of 

 three laminae in Agarics, the 

 middle is the larger. 



tridy'namous (rpi, three, 5uW/xis, 

 power), when three stamens out 

 of six are longer than the rest ; 

 trie'der (Hdpa, a seat), triangular. 



trien'nis, triennia'lis (triennium, the 

 space of three years), lasting three 

 years. 



trifar'iam (Lat., triply), trifar'ious, 

 ius, facing three ways, in three 

 vertical ranks. 



trifid, tri/'idvs (Lat.), three cleft. 



triflo'rous (tri, three, Jtos, Jloris, & 

 flower), three - flowered ; trifo'- 

 llolate, trifoliola'tus ( + FOLIOLATE), 

 with three leaflets ; trifoliate, 

 trifolia'tns, trifo'lius (folium, a 

 leaf), three-leaved. 



triform'is J (Lat., having three 

 forms), bearing flowers of three 

 different kinds, as certain Com- 

 posites ; trimorphic. 



trifur'cate (trifurcus, with three 

 prongs), having three forks or 

 branches. 



trig'amous (rpi, three, ydfj,os, mar- 

 riage), bearing three kinds of 

 flowers ; trimorphic. 



trigem'inous (trigeminus, triplets), 

 tergeminate, tri jugate. 



tri'glans (tri, three, glans, an acorn), 



containing three nuts within an 

 involucre, as Castanea satira, Mill. 



trig'onal (rpiywvos, three-cornered), 

 three - angled ; Trig'ones, pi., 

 Spruce's term for the thickening in 

 the angles of the cells of the leaves 

 in certain Hepatics, or as in collen- 

 chyma ; trigonocar'pus (xap-n-bs, 

 fruit), fruit having three evident 

 angles : trlg'onous, -7ius, three- 

 angled, with plane faces. 



Trigyn'ia (rpi, three, yvvrj, a woman), 

 a Linnean order of plants with 

 three styles ; trig'ynous, -mis, with 

 three pistils or styles. 



trinila'tus (tri, three + HILUM), 

 having three apertures, as in some 

 grains of pollen ; triju'gate, triju- 

 ga'tus, triju'gous, tri'jugus (jugum, 

 a yoke), with three pairs of pinnae ; 

 trilam'ellar (tri, three, lamella, a 

 plate of metal), applied to a com- 

 pound stigtna having three divi- 

 sions flattened like bands ; 

 trilateral, trilatera'lis (latiis, 

 lateris, a side), prismatic, with 

 three sides ; trilo'bate, trilo'bus 

 (lobus, a lobe), three-lobed ; 

 triloc'ular, trilocula'ris (loculus, a 

 little cell), three-celled ; tri'm- 

 erous, -rus (^pos, a part), in 

 threes, three membered parts. 



trimes'tris (Lat., of three months), 

 lasting three months, or maturing 

 in that time, as Lavatera trimestris, 

 Linn. 



trimor'phic, trimor'phous (rpi, three, 

 fj.op<prj, shape), occurring under 

 three forms, of stamens and styles, 

 long, short, and intermediate ; 

 Trimonoe'cism ( + MONOECISM), 

 monoecious, but existing in 

 trimorphous condition ; Trimor'- 

 phism, heterogony, with long-, 

 short-, and mid-styled flowers. 



tri'mus (Lat.), lasting three years. 



triner'vate, trinerva'tm, trinerved', 

 triner'vis, triner'vius (tri, three, 

 nervus, a nerve), three-nerved ; 

 trinervula'tus (Lat.), with three 

 nerve-like strands in the placenta ; 

 trino'dal (nodus, a knot), with 

 three nodes or joints ; Trioe'cia 



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