vertical 



Viei&ism 



dorsal or ventral surfaces ; -^ 

 Syg'tem, the tibro-vascnlar system 

 (Crozier) ; ver'tically compres'sed 

 = DEPRESSED (Crozier). 



Ver'ticil, Verticil' Ins iLat., the whirl 

 of a spindle), a whorl, or circular 

 arrangement of similar parts round 

 an axis; Verticil'lus spu'rius, = 

 Verticillaster; Verticillas'ter 

 {•aster, a suffix = small), a false 

 whorl, composed of a pair of op- 

 posed cymes, as in Labiates ; verti- 

 cillaa'trate, ix)ssessing false whorls'; 

 vertic'illate, verticilla'tus, whorled; 

 verticilliflor'us {jlos,jloris, a flower), 

 when whorls have a spicate arrange- 

 ment. 



Teracnla'tui (Lat., furnished with a 

 small pike), cylindric and somewhat 

 ])ointed. 



vesicato'rius {vesica, a blister), blister- 

 ing, as from caustic sap. 



Ve'iicle, Vesi'cula (Lat., a little blad- 

 der), (1) a small bladder or cavity; 

 (2) Grew's term for Cell ; multinu'- 

 oleated ~ , peculiar bodies found in 

 the hyphae of the endophytic Fun- 

 gus of the prothallus of Lycopodiuvi 

 clavaium, Linn, (l^ng); Yeii'cala 

 Am'nios, '^ Colliqnamen'ti, the 

 embryo-sac (Lindley); -^ sporo- 

 ph'ora, the sjmrophore of a Fungus ; 

 vesiculaeform'is {fornxa, shape), 

 bladder-shaped ; vesio'ular, vesica- 

 lar'is, vcsicida'tus, composed of 

 vessels ; ~ Ves'sels, laticiferous 

 cells ; vesic'ulose, vesicnlo'sxut, vesi- 

 c'alons, as if com|X)sed of little 

 bladders. 



ves'pertine, rcsperti'niis (Lat., per- 

 taining to the evening), apj>eaniig or 

 expanding in the evening. 



Ves'sel, a duct or articulated tube 

 rendered continuous by the more or 

 less i'ompleie absor}>tion of the 

 intervening transverse walls. 



Ves'tibule {irstibulinn, a fore court), 

 a chamber above the stoma formed 

 by the depression of the guard-cells, 

 and gi-owth of the cells round them, 

 as in Cycas ; vestib'ular, applied to 

 stomata, cf. Vestibule. 



Ves'tige {i^estiffium, a footstep), the 



remaining trace of an organ which 

 w«w fully developed in some ances- 

 tral furm ; adj. vestig'iaL 



Vex'il (Crozier) = Vexillum ; vex'- 

 illar, vexillar'is {vexillum, a 

 standard), pertaining to the Vex- 

 ILF.ITM ; vexil'lary, (1) a form of 

 inflorescence in which the vexillum 

 is folded over the other petals ; (2) 

 employed by Plateau to aenote the 

 giving an attractive signal to insects ; 

 -^ Aestiva'tion, peculiar to papilion- 

 aceous flowei-s; vexil'late, vexilVa'- 

 tus, bearing a standard oy vexillum ; 

 Yexirium, the standard or largj 

 posterior petal of a papilionaceous 

 flower. 



vi'able (Fr., viable, likely to live), 

 used of seed which is capable of 

 germinating; Viability, the possi- 

 bility of gi'owth. 



viat'ical {viaticus, pertaining to a 

 road), applied to those plants 

 which grow by the roadside or 

 path. 



vi'bratile (Fr., vibratile), capable of 

 vibration, motion to and fro. 



Vib'rio, i>l. Vib'riones {vibro, I quiver), 

 minute thread - like bacteria ; 

 vib'rioid («?8oy, resemblance), like 

 a vibrio ; ~ Bodlei, special stmc- 

 tures, slender, cylindric, and of 

 sharply definite outlines in the 

 superficial layer of cytoplasm of 

 some Algae (Swingle); Vib'rogen, 

 {gen-, root of gig^tw, I produce), 

 subepidermal tissue of thin-walled 

 j)arenchymatou8 cells with a large 

 amount of chlorophyll, which seems 

 to play an important part in the 

 movements of tendrils (Penhallow). 



Vibris'aae, pi. (Lat., hairs of the 

 nostiils), the sensitive bail's of 

 Dionaea (Boulger). 



▼ica'rioos {vicaritis, substituted), sup- 

 plying the place or function of some 

 other organ (Crozier). 



vice'ni (Lat., twenty each), iu 

 twenties. 



vi cine {vicimt-f, near), used by 

 Clements for species derived from 

 adjacent regions ; Vi'ciniani, varia- 

 tion due to growth of oth^^r plants 



D2 



405 



