vinosus 
Volva 
the colour of wine, dark or purple 
red; vino’sus (Lat.), in botany 
means the same. 
viola’ceous, -ceus (Viola, + aceous), 
violet-coloured, ianthinus ; violas’- 
cens (+ascens), becoming violet ; 
violet, viol’eus, the colour of 
violets, a cold purple; Vi'oline, 
a poisonous principle existing in 
Viola odorata, Linn. 
virel’lus (dim. of virens), somewhat 
green or greenish. 
vir’ent, vir’ens (Lat., green), (1) green 
in colour ; (2) evergreen ; vires’cent, 
virescens, turning green; Vires’- 
cence, the development of chloro- 
phyll in place of the normal 
colouring ; ¢f. FRONDESCENCE. 
vir'gate, virga'tus (Lat., made of 
twigs), wand-shaped, twiggy. 
virgin’eus (Lat., maidenly), (1) the 
purest white; (2) having arrived 
at the flowering period (Endlicher, 
fide Lindley). 
vir’gulate, ‘‘diminutive of VIRGATE, 
shaped like a little twig or wand” 
(Crozier), but virgulatus also means 
striped. 
Virgul'tum (Lat., a copse), a vigor- 
ous twig or shoot. 
viridans (Mod. Lat.), virides’cent, 
virides'cens, becoming green ; Vir- 
idi‘na = CHLOROPHYLL;  Vir‘idis 
(Lat.), green ; virid’ulus, greenish ; 
Vir'or (Lat.), greenness, verdure. 
viro’sus (Lat., fetid), ‘‘ venomous” 
(A. Gray); having an unpleasant 
smell, 
vis‘cid, ws'cidus (Lat., clammy), 
sticky from a tenacious coating or 
secretion; ~ Disk, the retinaculum 
of an Orchid. 
Vis’cin (viscum, birdlime), (1) a sub- 
stance intermediate between resin 
and caoutchouc (Weinling); (2) 
the sticky substance forming 
threads uniting pollen - grains 
(Kerner) ; vis’cous, visco’sus (Lat., 
sticky), glutinous, clammy. 
Vi'talist (vitalis, pertaining to life), 
The’ory, Pasteur’s theory of fer- 
mentation as an effect, with vege- 
tation as a cause ; Vital’ity, in seeds 
T 
the period during which the seeds 
retain their power of germination, 
varying according to the species. 
Vitel'lin, vitelle’nus (vitellus, the yolk 
of an egg), the colour of the yolk 
of an egg; veg’etable Vitel’lin, 
Weyl’s term for a reserve proteid 
found as crystals in potato-tubers ; 
Vitel‘lus, (1) an old name for 
peculiar albumen which in some 
cases is deposited within the em- 
bryo-sac; cf. SouTELLUM (2); (2) 
an oily substance adhering to the 
spores of Lycopodium. 
vitic’olous (V2tis, a vine, colo, I in- 
habit), living on or within the 
vine; Vitic’ola, a parasite of the 
vine ; Henslow prints the word 
vit colus. 
Vitic’ula (Lat., a vine tendril), also 
printed Vitic’'ulus = SuRcuLus ; 
vitic’ulose, viticulo’sus, sarmentose, 
producing viticulae. 
vit‘reous, vit’reus (Lat., of glass), 
transparent, hyaline; formerly 
used for the light green of glass ; 
vit’ricole (colo, I inhabit), applied 
to Lichens which are found grow- 
ing on glass bottles, etc. ; vit‘ricus, 
“having a glassy appearance”’ 
(Lindley). 
Vit'ta, pl. Vit’tae (Lat., a fillet), the 
aromatic oil tubes of the pericarp 
of most Umbelliferae; ~ of Diatoms, 
are longitudinal ribs; vit’tate, 
vitta'tus, bearing vittae, longitu- 
dinally striped ; Vit'tin, a substance 
found in the more watery vittae of 
Umbelliferae. 
vivip‘arous (vviparus, producing 
young alive), germinating or 
sprouting from seed or bud, while 
attached to the parent plant; ~ 
Germina’tion=Vivip’ary, the phe- 
nomenon in question. 
void, empty. 
vol’uble, volu’bile, volu’bilis (Lat., 
twining), twining round a support. 
volute’, volu’tus (Lat. ,a rolling), rolled 
up in any way; Volu'tion, a spiral 
turn or wreath. 
Vol’va (Lat., » wrapper), a covering 
or external wrapper, especially the 
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