200 



Poisson, Jules. ]\I;\tcriaux pour servir a 

 I'histoire cle Tovuleet de la graine. Hul. 

 Museum, I'aiis, 1903, (201-203). [IHOO]. 



15515 



Discours prononce, au nom 



de la societe botanique de France, sur 

 ]a tombe de il. Kuiile Bescherelle. 

 Paris, Bid. soc.bot., 50, 1903, (225-227). 

 [0010 7000]. 155 10 



Observations sur la duree 



de la vitalite des graines. Paris, Bid. 

 soc. bot... 50, 1903, (337-352). [3750 

 1600 2300 3650]. 15517 



Pokomy. Naturo-eschichte des Pflan- 

 zenreiches fiir holiere Lehranstalten. 

 Bearb. v. K[ar]] Frits.-h. 22. neu durcli- 

 gearb. Aufl. Nebst Bilder-Atlas. Leip- 

 zig (G. Freytag), 1903, (VI + 262; 

 Atlas mit 36 Taf.j. Geb. 4 M. [0050 

 5000]. 15518 



Pollaoci, Gino. Risposta alia nota 

 del prof. Adriano Fiori intitolato " In- 

 torno ad una nuova ipotesi suU' assimi- 

 lazione del carbonio." Firenze, Boll. 

 Soc. bot. ital., 1903, (87-89); Pavia, 

 1903,(3). 30 cm. [3060]. 15519 



Poche parole al prof. 



Macchiati a proposito delle sue espe- 

 rienze intorno all.i fotosintesi fuori 

 deH'organismo e sul suo primo pi-odotto. 

 Firenze, Boll. S^c. bot. ital., 1903, (172- 

 177); Pavia (Fusi), 1903, (6). 24 cm. 

 [3060]. 15520 



■••■ Sopra una nuoA-a malattia 



dell'erba medica {PleospJiaeruUna Brio- 

 slana Pollacci). [r. M. 2, No. 10175.] 

 Pavia, Atti 1st. bot., fSer. 2), 7, 1902, 

 (49-54). [7700]. ^ 15521 



PoUak, Jacques v. Herzig, Josef. 



Pollard, Charles I [ouis.] A new 

 violet [Viula Pr'iceana n. sp.] from Ken- 

 tucky. Washington, D.C., Pi'oc. Biol. 

 Soc, 16, 1903, (127). [5400]. 15522 



The nodding Pogonla 



[Trlplioni trtanthophora (Sw.) Ryd- 

 berg] in the vicinity of Washington. 

 Washington, D.O., Proc. Biol. Soc, 

 16, 1903, (127). [6000 8000 gh]. 



15523 



Pollard, Evelyn W[illia]m. A false 



('uspar'ia bark. Pliarm. J., London, 



(Ser. 4), 17, J903, (153-155, 212-213, 



figs. 1-7). [5100]. 15524 



■••■ Incompletely indexed in 2nd Annual 

 Issue. 



PoUatscliek, Paul. Ue'.er Taoao- 

 butter und deren Surrogate. Chein. 

 Rev. Fettind., Hamburg, 10, 1933,(5-6). 

 [3120 5 100 J. 15525 



Polst. Apparat zur Vereinfachung 

 der Kupfervitriolbeize des Saatgetreides. 

 111. laudw. Ztg, Berlin, 23, 1903, (248>. 

 [4350]. ' 1552(> 



[Pomerancev, Dmitri j] IIoMepaniteB'bT, 

 Jl. rpaoOBLiii CKO.iHT'b [Scohjtns carp'ini 

 Rtzb.) iia JieniiiHii {Conjlus Arellana L.) 

 [ScoIijLhm c(n-j)ini Rtzi). surle coudrier 

 {Corijins Aveliana L.).] St. Peterburg, 

 Hor."Soc. Ent. Ross., 36, 1903, (118-124,. 

 mit 1 Taf.). [4100]. 15527 



[Pontag, I. I.] IIoHTan,, II. Me- 

 To;tLi n co6cTBeriHhi;i ii3C.iivi,0Baiiia 

 pyccKaro xaoaKa ii lauaqiiaro ;tLiMa. 

 [Methoden xuid eigene Untersuchungen 

 des russischon labaks und Tahaks- 

 dampfes.] Farmacevt, Moskva, 11, 1903,. 

 (329-332, 365-368, 401-404, 44.3-146. 

 478-481, 513-514, 549-553, 585-586, 

 623-626, 662-664, 689-692). [3120]. 



1552& 



Ponzo, Antonino. La flora dei d.ntorni 

 di Alcamo. Nota P. Firenze, Boll. Soc. 

 bot. ital., 1903, (200 212). [8000 dh]. 



1552D 



Poppius, R[obert] B[ertil] v. Cajander,. 

 A[imo] K[aar]o]. 



Porritt, Geo[rge] T. Late flowering 

 of the Elder [Snnihucus nigra]. Natura- 

 list, London, 1903, (436). [3800 5400 

 8000 dc\. 1553r> 



Porsild, Morten P. Zur Entwicklungs- 

 geschichte der Gattung li'iella. Flora ^ 

 Marburg, 92, 1903, (431-456). [700O 

 2450 2000 2360 3600 3750]. 



15531 



Porter, H. C. r. Strasburgcr, E. 



Porter, Thomas Conrad. Flora of 

 Pennsylvan a, ed. with tiie addition of 

 analytical kevs by John Kunkel Small. 

 . .■ . Boston '(Ginn & Co.), 1903,. 

 Cxv -1- 362, wi'di map). 24 cm. [8000 (yg. J 



15532 



Porter, William. Countv Down i)lants. 

 Irish Nat., Duhllii, 12,' 1903, (197).. 

 [8000 dc]. 15533 



[Portheim, I.eojwld Ti'ittcr von.] Bio- 

 logische V'ersnchsanstalt in Wien. Oest. 

 Bot. Zschr., Wien, 53, 1903, (83-84). 

 [0060]. 15534 



Poser, K. von. Ueber zwei Schadlinge- 

 an unseren Nadelholzern. \Fempluga» 

 Posli'mgcri, OtiorJujuclios p'lejpci^, etc.]. 



