Pseudohaustorium 
Pseudosperm 
Pseudohaustor‘ium (+ Havstor- 
1uM), an immature or rudimentary 
organ observed in seedlings of 
Cuscuta, (Kinzel); pseu’do-herma- 
ph’rodite (+ HERMAPHRODITE), 
Kerner’s term for flowers which 
have become functionally uni- 
sexual by the suppression of either 
stamens or pistils ; Pseudohy- 
me’nium (+ HymeEniIuM), a cover- 
ing of sporidia, resembling the 
hymenium of Fungi; Pseudo-im- 
pregna tion (+ ImPREGNATION), the 
coalescence of the two nuclei of the 
cells of a teleutospore (Dangeard & 
Sapin-Trouffy) ; Pseudola’tex (+ 
Latex), Heckel’s term for an 
abundant gummy juice, white 
or colourless, in certain species 
of Vanilla ; Pseudoli’ber (+ LiBEr), 
Guillaud’s term for  libriform 
tissue, derived from secondary 
meristem without genetic affinity 
with the cambium or vascular 
bundles ; Pseudoli’chen (+ Lichen), 
a Lichen which does not possess 
an algal layer of its own, but is 
parasitic on another Lichen-thallus; 
Pseudomonocotyle’don (+ Mono- 
COTYLEDON), in Dicotyledons the 
early abortion of one of the coty- 
ledons, as in Capsella (Pax) ; 
pseudo-monocotyle’donous (+ Mo- 
NOCOTYLEDON), having two or more 
cotyledons consolidated into a 
single mass, as in the Horse-Chest- 
nut; ~ Em’bryo, having one coty- 
ledon only developed, although two 
were originally indicated ; Pseu’do- 
morph (op¢}, « form), an unusual 
or altered form, w» term borrowed 
from mineralogy ; pseudomorphy’- 
tus (purov, a plant), when a capi- 
tate inflorescence affects the form of 
acapitulum of Compositae; Pseudo- 
nemathe’cium (+ NEMATHECIUM), 
a thread-like body in certain 
Algae, which is now stated to be a 
parasitic Alga, <Actinococcus sub- 
cutaneus, K. Rosenv. (Darbishire) ; 
Pseudonod’ule (+ Nopv xz), a space 
on a Diatom valve devoid of 
markings resembling a nodule, 
214 
but not thickened; Pseudonu’- 
cleole (+ Nuctroie), described by 
Rosen as a cyanophilous nucleole ; 
Pseudopar’asite (+ PARASITE), a 
false parasite, either (a) a Sapro- 
PHYTE, or (b) an EPIPHYTE; Pseudo- 
parench’yma (+ PaRENCHYMA), 
symphyogenetic cellular tissue ; cf. 
PLECTENCHYMA ; adj. pseudopar- 
enchy’matous ; Pseudoper ianth (+ 
PeRIANTH), the cup-shaped en- 
velope of the archegonium which 
develops after fertilization in cer- 
tain Hepaticae; Pseudoperid’ium 
(+ PrERipium), the outer envelope 
of a sporophore in Uredineae; 
Pseudoperithe’cium (+ PERITHE- 
cluM), a covering of sporidia re- 
sembling a perithecium; Pseudo- 
plasmo’dium (+ PLAsmopiIvumM), the 
protrusion of the protoplasm of an 
amoeboid body, which may be drawn 
in or may absorb the whole in itself; 
Pseudopod'ium (+Popium), (1) a 
temporary changeable foot -like 
protrusion of protoplasm in the 
plasmodium of Myxogastres ; (2) the 
stalk-like extremity of the oophyte 
bearing a sporogonium or gemmae 
in Mosses, etc. ; Pseudopyre’nium 
(+ Pyrentum), the perithecium 
of ‘‘certain Fungals” ; (Lindley) ; 
Pseudora’mulus (+ RAMULUS), 
a spurious branch in certain 
species of Nostoc, a young fila- 
ment adherent to an older one 
for part of its length ; Pseudora’- 
phe (+ Rare), an apparent raphe 
in Diatoms, a transitional form 
towards its entire disappearance ; 
Pseudoreduc’tion (-+ REDUCTION), 
the period of tetrad formation in 
nuclear division (Rueckert) ; Pseu’- 
dorhize (fifa, a root), (1) a root 
shaped like a turnip or carrot in 
bulbous Monocotyledons (Royer) ; 
(2) a root-like mycelial structure 
which develops at the base of a 
carpophore from its cells (Fayod) ; 
Pseu'dosperm,  Pscudosper’mium 
(orépyua, a seed), any ‘fruit which 
is indehiscent and resembles a 
seed, as the “‘nuts” or carpels 
