Tubercle 



turgescent 



(4) a tuberous root, as of the Dahlia 

 (Crozier) ; tu'bercled, covered with 

 warty excrescences, as the seeds of 

 Silene ; Pri'mary Tu'bercle, is used by 

 Treub to denote an ovoid l)ody formed 

 by the germination of the spore of 

 Lycopodium; Tu'berconn (+Corm), 

 J Smith's name for such fleshy 

 roots as the beet, yam, and turnip ; 

 tuber'cular, having tubercles or like 

 a tubercle ; tuber'culate, iubercula'- 

 tus, beset with knobby projections 

 or excrescences ; Tubercuiiza^tion, 

 the formation of tubers, assumed to 

 be due to the attack of a Fungus 

 (Bernard) ; tuber'culose,tuber'culou8, 

 consisting of or having tubercules ; 

 tuberiferous {fero, I bear), tuber- 

 beariug ; Tuberogem'ma(-i-GEMMA), 

 a budlike tuber, occurring in the axil 

 of the leaves, or as a root-tubercle, 

 which asexually propagates the 

 plant, as in Ranunculus Ficaria, 

 Linn. : tu'berose, tuhcro'sus, tu'- 

 berous (Lat., full of humps), (1) 

 producing tubers ; (2) resembling a 

 tuber. 



Tub'i, pi. of Tub'us (Lat., a pipe), the 

 hymenial tubes of such Fungi as 

 Polyporus ; tubiflo'rous, -rus {flos, 

 floris, a flower), when the florets are 

 tubular, as in many Compositae; tu'bi- 

 torm.,tubiform'is (/orma, shape), tube- 

 shaped ; Tubillns, (1) an elongated 

 cell of cellular tissue ; (2) the tube 

 of the filaments in Compositae ; tu'- 

 bular, tubula'tus, apparently a cylin- 

 drical figure and hollow ; ~ Fio'ret, 

 in Compositae a disk or regular 

 floret. 



Tub'ulus, pi. Tub'uli (Lat., a small 

 pipe), (1) the pores or hymeneal 

 tubes of some Hymenomycetous 

 Fungi, as Polyporus; (2) in Pyre- 

 nomycetes, the prolonged apex of 

 perithecium pierced by a canal, the 

 same as Neck (5) ; tubuliflo'rous, 

 -rus {flos, floris, a flower) = tubiflo- 

 rous; tubulifonu'is {forma, shape), 

 = tubiform. 



Tuft, used by Withering for Cyme; 

 tuft'ed, caespitose ; ~ Hairs, a modi- 

 fication of stellate hairs, but 



branched from the base upwards 

 (Weiss) ; ^ Trees, those having 

 unbranched stems, such as palms 

 and arborescent Liliaceae as yucca 

 and Cordyline. 



taltans {tueor, I defend), when leaves 

 assume the sleep-position, appearing 

 to guard the stem. 



Tiille (Ger.) = Tylose. 



Tum'ble-weeds, a name applied to 

 certain weeds which break adrift 

 when dry, and are blown to a dis- 

 tance, scattering their seeds by the 

 way. 



tumeg'cent {tumescens, swelling up), 

 somewhat tumid. 



tu'mid, tu'midus (Lat., swollen), in- 

 flated, swollen. 



Tun'dra, an extensive flat or undula- 

 ting tract without trees, but hav- 

 ing moorlike plant - communities ; 

 '~ Pe'riod, succeeded the Ice-age in 

 Switzerland (Friih and Schroeter). 



Tu'nic, Tun'ica (Lat., an under-gar- 

 ment), (1) the skin of a seed, the 

 spermoderm; (2) any loose mem- 

 branous skin not formed from the 

 epidermis (Lindley) ; (3) the coat 

 of a bulb ; (4) the peridium of cer- 

 tain Fungi ; (5) employed by Smith 

 for Utricle of Carex) ; '^ Gras'ses, 

 employed by Hackel for those whose 

 leaf-sheatbs remain attached after 

 their upper parts have died ; tu'ni- 

 cate, tunica'tus (Lat.), having coats 

 or tunics ; tu'nicated is a synonym ; 

 -^ Bulb, one covered with complete 

 enveloping coats, as an onion; cf. 

 IMBRICATE Bulb. 



turbar'ian {(urbaria, Late Lat., peat 

 pit), a stage in the formation of 

 peat, characterized by the presence 

 of dwarf willows. 



tur'binate, turbina'tus (Lat., cone- 

 shaped) ; turbiniform'is {forma, 

 shape), shaped like a top. 



turfa'ceus, turfo'sus, = TORrACEUS, 

 growing in bogs ; Turfoph'ilae, pi. 

 {(piKfw, I love), bog-plants. 



Turges'cence {turgesco, I swell), the 

 distension of a cell or cellular 

 tissue by water or other liquid ; 

 turges'cent, becoming turgid. 



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