336 



GLOSSARY. 



terat51'ogy, that branch oj biological sci- 

 ence u'hich treats of abnormal and un- 

 usual formations. 

 te rete', cylindrical and slightly tapering ; 

 columnar. 



ter'mi ual, situated at the end or apex. 



ter mi nol'o gy, the terms used in a busi- 

 ness or science; nomenclature; technical 

 terms. 



ter'nate, in threes. 



tes'sel la ted, checkered ; marked like a 

 checker-board. 



tes'ta, tJie outer seed coat. 



testa'ceous, having a dull red-brick or 

 brownish-yellow color. 



tet'ra dyii'a mous, having four long and tivo 

 short stamens. 



te trag'o ual, having four prominent longi- 

 tudinal angles. 



te trSg'y nous, having four pistils. 



tet'ra spore, a non-sexual quadruple spore. 



thal'a mi flo'rous, bearing the stamens and 

 petals directly on the torus or thalamus. 



thal'a mus, the receptacle of a flower; a 

 torus; a thallus. 



thSl'lo geu, or thal'lo pbji;e, one of a large 

 class or division of the vegetable kingdom, 

 including all flowerless plants, composed 

 of cellular tissue, and showing no distinc- 

 tion of root, stem, and leaf. 



thal'lus, a 7nass of cellular tissue, usually in 

 the form of a flat stratum or expansion, 

 instead of stem and leaves. 



the'ca, shenth ; case ; spore case. 



the'ca phore, a surface or receptacle bearing 

 a theca or theciv ; the stipe upon which a 

 simple pistil is sometimes borne, being the 

 petiole of the carpellary leaf. 



thorn, a hard and sharp-pointed projection 

 from a tvoody stem ; a spiiie. 



throat, orifice of a monopetalous corolla. 



thyrse, or thyr'sus, a dense egg-shaped pan- 

 icle, as in the Lilac. 



tTs'sues, the materials of which plants are 

 composed. 



to'men tose, covered ivith short, matted, 

 woolly hairs. 



tongue'-shaped, lojig and fiat, but thickish 

 and blunt. 



ioothedi, furnished with teeth or sharp pro- 

 jections of any sort on the margin; as a 

 saw-toothed margin. 



top '-shaped, inversely conical. 



tor'ulose, cylindrical, with alternate swel- 

 lings and contractions. 



to'rus, the axis on which all the parts of a 

 fiower, except the calyx, are seated. 



tra'che a, a spiral duct. 



tra chy sper'mous, rough-seeded. 



transverse', across; being right and left, 

 instead of up and down. 



tree, a woody plant, branching so as to form 

 a symmetrical head, growing to tJtf height 

 of tiventy feet, or higher. 



tri a dgl'phous, having stamens joined by fila- 

 ments into three bundles. 



tri an'drous, having three distinct and equal 

 stamens in the same flower. 



tribe, a group higher than a Genus. 



tri ehom'a tous, having the nature of hair or 

 pubescence. 



trieh'ome, a hair on the surface oj a leaj or 

 stem, or any modification oj a hair. 



tri ehot'o mous, three-forked ; trifurcate. 



trieoc'cous, havhig three roundish one- 

 seeded carpels. 



tri 'col ored, having three colors. 



tri cus'pid ate, ending in three points ; three- 

 pointed ; tridentate. 



tri eu'ui al, lasting three years. 



tri fa'ri ous, facing three ways; in three ver- 

 tical ranks. 



tri 'fid, three-cleft; split to the middle into 

 three j^arts. 



tri fo'li ate, with three leaves or leafiets. 



triffir'cate, three-forked ; trichotomous ; 

 triangular. 



trlg'ynous, having three pistils or styles. 



trilo'bate, having three lobes. 



tri loc'u lar, having three cells or cavities. 



tri'mer ous, having the parts in threes. 



tri nerv'ate, three-nerved, or with three slen- 

 der ribs. 



trioe'cious, having three sorts of fiower s on 

 the same or different plants,^ as in the Red 

 3faple. 



tri part'i ble, divisible into three parts. 



trip'artite, divided into three parts; more 

 deeply split than trifid. 



tri pet'al ous, having three petals. 



triph'yl lous, having three leaves. 



tri pTn'nate, th7-ice pinnate. 



tri'ple veined, having three veins or nerves. 



tri que'trous, three-sided; three-angled. 



trise'rial, or trise'riate, arranged in three 

 vertical or spiral rows. 



tris'tieh ous, arranged in three vertical 

 rows. 



tri stig mat'ic, or tri stig'ma tose, having 

 thi'ce stigmas. 



tri sul'cate, having three furrows or forks. 



tri ter'nate, thrice ternate. 



triv'i al name, the specific name. 



troch'le ar, pulley-shaped. 



trum'pet-shaped, tubular, and enlarged at 

 or toivard the summit. 



trun'cate, cut off at the tip. 



trunk, the main stem. 



try'ma, a drupe, or drupaceous nut, tvith a 

 fieshy exocarp. 



tube, a hollow, elongated body, usually 

 cylindrical ; applied especially to a gamo- 

 petalous corolla or gamosepalous calyx. 



tube'-form, tubular ; trujnpel-shaped. 



tu'ber, a fieshy underground stem, or branch, 

 with buds. 



tuber'cular, having the form of a tuber; 

 bearing tvbei-cles. 



