Utramerous 



Thallogams 



part), of four merabfers; tetramor'- 

 phic (/uop<^^, shape), having flowers 

 of four forms, varying as to length 

 of stylte, anthers and stigmsis, as in 

 Epigaea repens, Linn. ; tetran'der, 

 tetran^drouf (i»^p, aviphs, a man), 

 with four stamens ; Tetran'dria, a 

 Linnean class of tetrandroiis plants ; 

 tetrann'cleate ( + Nucleus), having 

 four nuclei (Brebner) ; tetra-pet'- 

 alouf, -lus {-irirdKov, a flower leaf), 

 having four petals; tetraphyletlo 

 (^uA^, a tribe), applied to hybrids 

 with four strains in their descent ; 

 tetraphyrious, -lus {<pv\\ov, a leaf), 

 four-leaved. 

 tetraplooaalous {Ttrpa'ir\6os, fourfold, 

 + Caulis), having quaternary axes 

 (Pax) ; tetrap'loid (efSoj, resem- 

 blance), used of a nucleus due to 

 the fusion of foiir (NSmec) ; Te- 

 trap'loidy, the condition itself, 

 tetrap'terous nrphs, four ; imphv, a 

 wing), four-winged, four produced 

 angles ; tetrapyre'nus {wp^v, a 

 kernel), with four stones or seeds 

 in the fruit ; tetraque'ter, tetra- 

 qae'trous {quadra, a square), with 

 four sharp angles; tet'raroh {o-px'h, 

 beginning), with four vascular 

 strands in a fibro vascular cylinder 

 or stele; tetrari'nus {i-ppriv, male), 

 Necker's version of tei randrous ; 

 tetraschis'tic (o'X'O'T^r, split), divid- 

 ing into four ; tetrasep'alouB, -lus 

 ( 4- Sepalum), having four sepals ; 

 tetrasperm'ous {a-irepfia, a seed), with 

 four seeds ; tetraspora'ceous, tetra- 

 sporlc, tetraspor'ine, connected ^vith 

 the production of Tetraspores; 

 Tetra8poran'gium(+ Sporangium), 

 a unicellular sporangium containing 

 tetraspores ; Tet'raspore {crvopa, a 

 seed), a spore formed by division of 

 the spore-mother-cell into four parts ; 

 tetrasporle, tetraspor'ous, bearing 

 tetraspores ; Tetras'ter ( + Aster), 

 in nuclear division, a spindle of 

 four centres (Hartog); tetras'tichous, 

 -ehtis {arlxos, a row), in four vertical 

 ranks ; tetratrip'loid ( + triploid), 

 concerning the fusion of the ditri- 

 ploid nuclei (NSmec). 



tex'tile, tex'tilis (Lat., woven), used 

 for weaving. 



Tex'ture, Tex'tura (Lat., a web), 

 applied by Starback to hyphal 

 structures in Discomycetes, thus: 

 '*' epidermoi'dea, the walls of 

 hyphae more or less confluent ; '^ 

 globo'sa, when the cells are nearly 

 isodiametric, the separate hyphae 

 not distinguishable ; ~ intrica'ta, 

 the hyphae running in various direc- 

 tions, with walls not coalescent ; -*' 

 ob'lita, hyphae nearly parallel, and 

 having small cavities with thick- 

 ened walls ; '- porrec'ta, hyphae 

 with large cavities and no thickened 

 walls; '-' prismat'ica, cells not iso- 

 diametric, hyphae not distinguish- 

 able. 



thalamiflor'al, thalamiflor'ous, {ed\a- 

 fios, a bed-chamber ; flos, fioris, a 

 flower), when the parts of the 

 flowers are hypogynous, separately 

 inserted on the thalamus ; Thala- 

 miflor'ae, a group of Phanerogams 

 so distinguished ; Thala'mium, (1) 

 "a hollow case containing spores in 

 Algals" ; (2) "the disk or Lamina 

 prolifera in Lichens" ; (3) " a form 

 of the hymenium in Fungal s " (all 

 from Lindley) ; Thal'amus, the re- 

 ceptacle of the flower, the torus. 



Thalas'sad {ddXaaffa, the sea, -f ad), a 

 sea-plant (Clements) ; thalas'sinus, 

 thalas'slcus (Lat.), sea-green ; Thal- 

 assi'um, "a particular sea form- 

 ation" ; thalassoph'ilns {<pi\eco, I 

 love), sea-loving ; Thalassophy'ta 

 {<t>vrhv, a plant), sea - plants 

 (Clements) ; Thalas'sophyte, a ma- 

 rine Alga ; Thalassoplank'ton (+ 

 Plankton), oceanic plankton (Forel). 



Thallid'ium {daWhs, a sprout), (1) a 

 vegetative reproductive body, espe- 

 cially amongst Thallophytes and 

 Muscineae (Kerner) ; (2) the medul- 

 lary layer in Lirhens in a young 

 state ; thal'line, thalH'nus, thallo'- 

 dal, thallo'dic, thaUo'des, thal'lose, 

 pertaining to a thallus ; Thallog'- 

 amae {ydfxos, marriage), Ardissone's 

 term for Algae; Thal'logams, tenn 

 used by Focke for Vascular Cryp-. 



382 



