Pseudocortex 
(SUPPLEMENT) 
27S eae Say 
Ptenophyllium 
flowers remain closed, but the 
genitalia are quite normal in 
size and function (Hansgirg) ; 
Pseudocor’tex (+CorTsx), in cer- 
tain Algae tissue cf secondary 
branches appressed to the stem, or 
cells in the same position (Bennett 
and Murray); Pseu’docysts, pl. 
(ktorts, a bag), green protoplasmic 
bodies destitute of definite cell-wall 
in Protococcoideae; Pseudoéphe’mer 
(+ErxHeEmer), a flower which lasts 
a little over a day expanded and 
then finally closes (Hansgirg) ; 
Pseudoépinas’ty (+ Epinasty) = 
GEOTROPISM; Pseu’do-gen’us (+ 
Geyvs), Lindsay’s term for a Form- 
GENUS; a condition, not an in- 
dependent genus; pseudogeog’en- 
ous (yy, the earth, yerydw, I bring 
furth), intermediate between dys- 
and eugeogenous rocks, such as 
Yoredale Limestones (F. A. Lees) ; 
pseudogran’ular (+GRANULAR), a 
state resembling granulation, but 
not truly so; Pseudohermaphro- 
di’tism (hermaphroditus, having 
the characters of both sexes), 
the occurrence of spermatogenous 
filaments within the oogonium of 
Nitella (Ernst); Pseudohybrida’- 
tion (hybrida, a mongrel), 
Millardet’s term when the re- 
sultant hybrids are practically 
the same as either parent, show- 
ing no signs of crossing; Pseudo- 
morph'ism, the condition of a 
PsEUDOMORPH ; Pseudonucle’olus 
(+ Nuctzotvs), pl. Pseudonuc- 
le’oli, structures which form part 
of the chromatic network, and are 
used up in the formation of the 
chromosomes (Wager); Pseudo- 
parench’yma (+PARENCHYMA), a 
tissue resembling parenchyma, 
but the cells not organically 
related ; pseudoparenchy’matous, 
possessing symphyogenetic cellular 
tissue ; Pseudoperid’‘ium (+ Pzri- 
pum), employed by Maire for the 
exterior of the sporophore in 
Endophylium; the peridium of 
the Alcidium of the Uredineae 
352 
generally ; Pseudophel’loid, cork- 
like tissue in Angiopteris (Hannig); 
Pseudoplank’ton (+ PLANKTON), 
organisms accidentally found 
floating (Forel); Pseudoplasmo’- 
dium (+ PLasmopium), myxa- 
moebae aggregating into colonies, 
the first stage of fructification in 
Acrasieae (Olive); Pseu'dopode= 
PsEUDOPODIUM ; pseudophyllop’o- 
dous (+ PayLLoropous), in Hiera- 
cium when the lower leaves of a nor- 
mally aphyllopodous species are 
more or lessappressed tothe ground 
(Zahn) ; pseudop’odal (rois, zodes, 
a foot), resembling a pseudo- 
podium (Archer); Pseudo-polyem- 
bryony (+ PotyvemsBryony), the 
occurrence of either (a) coalescence 
of ovules, (6) division of the 
nucellus, or (c) development of 
several embryo-sacs in one nucellus 
(A. Ernst) ; Pseud’opore (+ PoRE), 
in Sphagnum leaves, thickened 
rings without perforations (Rus- 
sow); Pseu’dosperm (o7épua, a seed), 
MacMillan’s term for plants pos- 
sessing facultative seeds: e.g. 
Selaginella ; cf. Evsperm; Pseu’- 
dospore (+Sprore), Olive’s term 
for Microcyst, the resting stage 
of Acrasieae ; pseudovas’cular (+ 
VaScuLAR), apparently composed 
of vessels (Williamson); Pseudo- 
vessels, the components of such 
tissue; pseu’do-xeroph’ilous (+ 
XEROPHILOUS), a subxerophilous 
condition, the plants exhibiting 
less sensitiveness to moisture (F. 
A. Lees); pseudo - unicel’lular 
(+ UNICELLULAR), apocytial, as 
Caudlerpa. 
Psi‘lium (yAds, bare), a prairie for- 
mation ; psiloc’ola (colo, I inhabit), 
and psiloph’ilus (g:Aéw, I love), 
inhabiting treeless prairies ; Psilo- 
phy'ta (gurdév, a plant), prairie 
plants (Clements). 
Psychrocleistog’amy (yuxpés, cold, + 
CLEIsToGAaMy), Cleistogamy_ in- 
duced by want of warmth (Hans- 
girg). ' 
Ptenophylium (“rrnvéduddos, with 
