Pseudohaustorium 



Pseudosperm 



Pseudohaustor'ium ( + HAUSTOR- 

 IUM), an immature or rudimentary 

 organ observed in seedlings of 

 Cuscuta (Kinzel) ; pseu'do-herma- 

 pli'rodite ( + HERMAPHRODITE), 

 Kerner's term for flowers which 

 have become functionally uni- 

 sexual by the suppression of either 

 stamens or pistils ; Pseudohy- 

 me'niuin (+ HYMENIUM), a cover- 

 ing of sporidia, resembling the 

 hymenium of Fungi ; Pseudo-im- 

 pregua'tion ( + IMPREGNATION), the 

 coalescence of the two nuclei of the 

 cells of a teleutospore (Dangeard & 

 Sapin-Trouffy) ; Pseudola'tex ( + 

 LATEX), HeckeFs 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 (fj,op<f>T], a form), an unusual 

 or altered form, a term borrowed 

 from mineralogy ; pseudomorphy'- 

 tus (<f)VTov, 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 ( + NODULE), a space 

 on a Diatom valve devoid of 

 markings resembling a nodule, 



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but not thickened ; Pseudonu'- 

 cleole ( + NUCLEOLE), 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 

 (+ PERIDIUM), the outer envelope 

 of a sporophore in Uredineae; 

 Pseudoperithe'cium ( + PERITHE- 

 CIUM), a covering of sporidia re- 

 sembling a perithecium ; Pseudo- 

 plasmo'dium (+ PLASMODIUM), the 

 protrusion of the protoplasm of an 

 amoeboid body, which may be drawn 

 in or may absorb the whole in itself; 

 Pseudopod'ium ( + PODIUM), (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 

 (+ PYRENIUM), 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 ( + RAPHE), 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 (pi fa, 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 

 (ffTrep/j,a, a seed), any fruit which 

 is indehiscent and resembles a 

 seed, as the "nuts" or carpels 



