Neck-celis 
nervalis 
(4) the elongated portion of the em- 
bryo sac or archegonium; ~ Cells 
in the archegonium of Bryophytes, 
the drawn-out portion, as distinct 
from the venter. 
neck’lace-shaped, moniliform. 
necrocoleopteroph’ilous (vexpds, dead, 
+Coleopteron; p:Aéw, I love), when 
fertilised by carrion beetles; ne- 
crog’enous, -us (yévos, offspring), 
applied to certain fungoid parasites 
which hasten the decay of the 
plants on which they live ; necro- 
ph’agous (¢dyw, I eat), applied to 
saprophytes ; Nec’roplasm (Ado, 
moulded), the homologue of proto- 
plasm in a dead seed ; Nec’roplast, 
a protoplast whose organisation has 
suffered irreparable injury and is 
dead; Necro’sis, (1) canker in plants; 
(2) used by Escombe as meaning 
the death of an organism. 
Nee'tar (véxrap, the drink of the gods), 
asweet fluid extruded from various 
parts of the plant; in the flower it 
is called honey; ~ Glands, the se- 
creting organs which produce the 
nectar; ~ Guides, lines of colour 
leading to the nectary ; ~ Marks = 
~ GuIDEs (Crozier); ~ Spots = ~ 
Gouipes; Necta’rium, or Nec’tary, the 
organ in which nectar is secreted, 
formerly a eae to any anomalous 
part of a flower, as its spurred 
petals; nectariferous -us ( fero, I 
bear), nectar-bearing ; Nectari’nus, 
= Nectary ; Nectarily’ma (elAvw, I 
wrap round), any appendages to a 
nectary, as the long hairs in Meny- 
anthes ; Nectarostig’ma (criyua, a 
spot), some mark or depression in- 
dicating the presence of a nectari- 
ferous gland ; Nectarothe’ca (Aj«y, 
a cage), the portion of a flower 
which immediately surrounds a 
nectariferous pore. 
nee’ die-shaped, acerose, acicular, 
neg’ative (negativus, that denies), im- 
plying denial or absence of some 
quality or substance; ~ Geot’ropism, 
apogeotropism, the growing in a 
contrary direction to gravitation ; 
~ Heliot/ropism, apheliotropism, 
shunning the light; ~ Pres‘sure, 
when gases in plants are at a lower 
tension than air, in consequence of 
the withdrawal of water. 
Ne’ma (via, a thread), a filament ; 
Ne’meae, ‘‘ Cryptogams whose spor- 
ules elongate into a thread-like 
form in germination” (Henslow) ; 
cf. Nemopiastus ; Ne’mathece, 
Nemathe’cium (@jxn, a case), a 
wart-like elevation of the surface in 
some Algae containing antheridia 
and paraphyses or cystocarps. 
Ne’matodes (vyuardéns, thread-like), 
Confervae. 
Ne’matogone (viua, a thread, yovh, 
off-spring) ; Correns’s term for an 
asexually produced gemma on the 
protonema of Mosses; ne’meous, 
thread-like, filamentous (Crozier) ; 
Nematomy’ces (uv«ys, a mushroom), 
a synonym of Hyphomycetous 
Fungi; Nemoblas’tus (Sdacrds, a 
bud), used by Willdenow to in- 
clude Mosses and Ferns. 
nemora‘lis (Lat., sylvan), inhabit- 
ing woods and groves; nem’orose, 
nemoro’sus (Lat., full of woods), 
used as if a synonym of ne- 
moralis. 
neogae’an, neogae'us (véos, new, Yh, 
earth), New World, that is, Ameri- 
can or West Indian; ¢f amPut- 
GAEAN, GERONTOGAEAN ; Ne’oplast 
(t\aords,moulded), a new individual 
arising from one or more previously 
existing protoplasts, as the fer- 
tilised egg-cell (Hanstein). 
neph’roid, nephroi’deus (vedpos, the 
kidneys, eldos, like), reniform, kid- 
ney-shaped ; Nephros’ta, Necker’s 
term for the sporangia of Lyco- 
podium. 
Ne’reids, a mythologic name used by 
Warming to designate water-lovin, 
plants which grow on rocks an 
stones. 
neri’tic(vnpirns, son of Nereus), applied 
to plankton which is coastal. 
nervalis (Lat., pertaining to the 
nerves), (1) synonym of loculicidal, 
the dehiscence being along the 
midrib of the carpels; (2) relating 
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