Pseudohaustorium 
Pseudosperm 
Pseudohaustorium (+ Havsror- 
IuM), 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 (+ HyMENIUM), 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 (+ LizEr), 
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¢7, a form), an unusual 
or altered form, a term borrowed 
from mineralogy ; pseudomorphy’- 
tus (du7ov, 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 ae Actinococcus sub- 
cutaneus, K. Rosenv. (Darbishire) ; 
Pseudonod’ule (+ NopvuLr), a space 
on a Diatom valve devoid of 
markings resembling a nodule, 
214 
but not thickened ; Pseudonu’- 
cleole (+ NuciEoz), 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 ; ef. 
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 
(+ Prripium), the outer envelope 
of a sporophore in Uredineae; 
Pseudoperithe’cium (+ PERITHE- 
cluM), a covering of sporidia re- 
sembling a perithecium; Pseudo- 
plasmo’dium (+ PLasmopiuM), the 
protrusion of the protoplasm of an 
amoeboid body, which may be drawn 
in or may absorb the whole in itself; 
Pseudopod’ium (+Poprum), (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 
(+ Pyrenrum), the perithecium 
of ‘‘certain Fungals”’; (Lindley) ; 
Pseudora’mulus (+ RamoULts), 
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) ; Psew’- 
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,  Pseudosper’mium 
(omépua, a seed), any fruit which 
is indehiscent and resembles a 
seed, as the ‘“‘nuts” or carpels 
