eroded Eugamophyte 
eroded, ero’se, ero’sus (Lat. gnawed), nostic character ; ~ Or’gans, those 
as though bitten or gnawed. which are absolutely necessary, 
erost’‘rate, erostra'tus, erost’ris (Lat.), stamens and pistils. 
beakless. esti’'val = AESTIVAL; e’stivate = 
Error, probable, see DEVIATION. AESTIVATE ; Estiva’tion = AXSTI- 
Ersatzfaz’ern, Sanio = SUBSTITUTE VATION. 
Fipres, intermediate in form 
between woody fibres and 
parenchyma. 
erabess aus (Lat. blushing), blush 
red. 
erucaeform’is (eruca, a caterpillar, 
forma, shape), used for such Lichen 
spores as those of Graphis, which 
are long, septate, blunted at the 
extremities, and in shape suggest a 
short caterpillar. 
erump’ent, erump’ens (Lat. breaking 
through), prominent as though 
bursting through the epidermis. 
Er’ythrism (épvpos, red), a red colour 
in flowers usually white, the re- 
verse of albinism; Er’ythrophyll 
(pvAXov, a leaf), Berzelius’s term 
for the red colouring of leaves ; 
erythroph’ilous (¢déw, I love), 
used of nuclei which take up 
red stains in preference to blue; 
Erythrost‘omum + (o7oua, the 
mouth), Desvaux’s word for 
EraERI0; Er'ythrozym ({vun, yeast), 
an enzyme from the root of the 
madder which acts on glucosides. 
-escens, a Latin suffix = ish, thus 
rub-escens = redd-ish. 
es’culent (esculentus, fit for eating), 
suitable for human food. 
Es‘culin, = AESCULIN. 
Espalier, a fruit tree trained lattice- 
fashion, in one plane, but not at- 
tached to a wall. 
esep’ tate (¢, priv., septum, a partition), 
destitute of septa. 
esoteric (écwrepos, inner), arising 
from inside the organism. 
espatha’ceus (e, priv., + SPATHA, 
-aceus), wanting a spathe ; Lindley 
gives the form espatha’tus $ 
essen’tial (essentia, the being of any- 
thing), the necessary constituent of 
an existing object; ~ Char’acter, 
the distinguishing note by which a 
form differs from its allies, diag- 
93 
Etae’rio, Htairiwm (ératpela, com- 
panionship), an aggregate fruit 
composed. of achenes or drupes, as 
in Ranunculus, the Strawberry, 
and Blackberry ; adj. etairiona’ris, 
etairio’neus. 
e’tiolated, etiola’tus (Fr. etiolé, drawn 
out), lengthened or deprived of 
colour by absence of light ; Etiola’- 
tion, the condition of being 
blanched; E’tiolin, the yellow- 
colouring matter of blanched plants, 
chlorophyll which has not acquired 
its green colour (Pringsheim). 
Etiology = AETIOLOGY. 
etrabecula’tus (e, priv., trabecula, a 
little beam), not cross-barred; when 
the peristome teeth of Mosses want 
eross-connections. 
eu- (e#, well), in Greek compounds 
= true; often used in sectional 
names, with a restricted meaning ; 
euacranth’ic (dxpos, apex, dros, 
flower), truly terminal ; ~ Flow’er, 
a terminal flower which springs 
immediately from the apex of a 
shoot which has produced leaves 
or other lateral structures; cf. 
PSEUDACRANTHIC; euanth’ic, used 
by Delpino to denote a mono- 
thalamic flower, the reverse being 
PSEUDANTHIC ; Eucar'otin (+CaRo- 
Tin), Zopf employs this to mark the 
yellow carotin as distinct from 
the red; eucarp’ic (kaprés, fruit), 
applied to certain Algae where 
part only of the body of the plant 
goes to form the sporangium, in 
contrast to HOLOCARPIC ; eucy’clic 
(kUKXos, a circle), when flowers are 
composed of alternate isomerous 
whorls; Eugam’ophyte (ydsos, 
marriage, gurdv, a plant), term 
proposed by C. Macmillan for such 
Cryptogams as Oedogonium, Mar- 
chantia, Sphagnum, ‘‘which sup- 
port dependent sporophytes.” 
