pachycladous 



(SUPPLEMENT) 



Pectim 



pachyclad'ous, -dm (/cXdSos, a branch), 

 thick- branched (Russow) ; pachy- 

 der'matous, =PACHYDERMOUS. 



Palaeobot'anist, a student or expert in 

 fossil botany. 



palisa'dic, relating to the palisade 

 cells. 



Pal'mid, J. Smith's term for Palms, 

 Cycads and Tree-ferns of palm-like 

 aspect. 



palmogloe'an, allied to Palmogloea, 

 or resembling i^(Archer). 



Pag'ium (irdyos, a peak), a succession 

 of plants on glacial soils ; pago- 

 ph/ilus (<iA<?w, I love), dwelling on 

 foothills ; Pagophy'ta (Qvrbv, a 

 plant), foothill plants ; Pagophy'tia, 

 foothill plant formations (Cle- 

 ments). 



Farachro'matin ( + CHROMATIN), the 

 same as LININ ; paraciromato- 

 ph'orous, having pigment chiefly 

 in the cell-wall (C. Jones). 



Parachute' (Fr.), sometimes applied 

 to fruits which are readily carried 

 by wind, by means of membranous 

 expansions or pappus, recalling the 

 action of a parachute. 



paracotyle'donary ( + COTYLEDON), 

 used of the axis, derived from the 

 anterior inferior segment (quad- 

 rant) of the oosphere of Marsilea 

 (Vines) ; Par'acyst (/cuVrts, a bag), 

 morphologically an antheridium 

 which is male, in Pyronema ; Para- 

 mu'tualism ( + MUTUALISM), em- 

 ployed by Elenkin in the case of 

 facultative Lichens, cf. PARAS APRO- 

 PHYTISM ; Paranas'ty (retards, 

 pressed close), continued growth 

 lengthwise of lateral parts (De 

 Vries); Paraphotot'ropism ( + 

 PHOTOTROPISM), the same as DIA- 

 PHOTOTROPISM, the act of placing 

 at right angles to incident light ; 

 ad j . paraphototrop'ic ; Paraphyi'lia, 

 pi. (<t>v\\ov, a leaf), leaf -like bodies 

 produced near the leaves of Mosses, 

 but not like stipules at definite 

 points ; Parasaprophyt'ism ( + 

 SAPROPHYTISM), the same as 

 ENDOSAPROPHYTISM j paraste'- 

 monal (ffr^uv a filament = 



stamen), employed by Huxley for 

 structures which arise from, or 

 close to, the insertion of the fila- 

 ments with the corolla ; Parasym- 

 bio'sis ( + SYMBIOSIS), a synonym of 

 PARASAPROPHYTISM, etc. (Elenkin); 

 Parathe'cium (0^/07, a case), the 

 circumscribing walls of the Lichen 

 thecium; paratroph'ic (rpotpr), food), 

 able to exist only in animals or 

 plants (Jones). 



parelli'nus (Lat., from parellus, Fr. 

 parelle, dye-lichens, as Lecanora 

 parella}, litmus violet (Heinig). 



Paronychie'tum, an association of 

 plants of Paronychia (Clements). 



Parthenocar'py (Kapwos, fruit), Noll's 

 term for the production of fruit 

 without true fertilization ; Par- 

 themb'ryosperm ( + EMBRYO- 

 SPERM), MacMillan's term for a 

 PARTHENOSPERM, with parthen- 

 ogenetic embryo, and endosperm 

 resulting from fertilization ; Par- 

 thend'osperm ( + ENDOSPERM), a 

 plant whose endosperm is partheno- 

 genetic, and embryo the result of 

 fertilization (MacMillan) ; par- 

 thenogenet'ic, arising without fer- 

 tilization ; Partlienog'eny, the con- 

 dition itself ; Parth'enosperm, (2) 

 a plant having parthenogenetic 

 embryos (MacMillan). 



Path-point'ers, defensive protection, 

 such as prickles, etc., against un- 

 desirable insect- visitors (Kerner). 



paul'ospore (iravXa, a pause), Klebs's 

 term for CHLAMYDOSPORE. 



Pauper' culae, pi. (pauperculus, rather 

 poor), depauperate generations, as 

 the dwarf-males of Oedogoriium, 

 etc. (A. Braun). 



Pearl-glands, structures in Pterosper- 

 mum javanicum contained in cups 

 serving as food-bodies for ants ; the 

 cups are probably metamorphosed 

 stipules (Raciborski). 



pecop'Jeroid, resembling the fossil 

 fera Pecopteris. 



Pec'tines, pi. (pecten, & comb), fim- 

 briae on the corolla of some Gen- 

 tians, constituting the corona 

 (Huxley). 



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