189 



Peacock, E[dward] Adrian WoodmfTe-. 

 The Heubane [Hyoseyamus nhjerl. 

 Naturalist, London, 1904, (120-121). 

 [5400 8000 rff]. 202G3 



• Cariini segctum in North- 

 west Lincohishire. Cardamine amara, 

 Linn., in Lincolnshire. Naturalist, Lon- 

 don, 1904, (175). [8000 de]. 20204 



Seed collecting and dryino;. 



Naturalist, London, 1904, (170-178). 

 [0060 IGOO]. 20265 



Sonchiis palustris in North 



Lincolnshire. Lincolnshire plant notes. 



Naturalist, Loudon, 1904, (.349). 



[8000 de]. 20260 



A rock-soil flora. Louth 



(Goulding), 1904, (20). 22 cm. Is. 



[8000 de]. 20267 



Peacock, R. W. Weeds of the 

 Bathurst district, N. S. Wales Agric. 

 Gaz., Sydney, N.S.W., 15, 1904, (625- 

 628). [5400 6000 8000 ie]. 20268 



Pearce, J. R. v. Briggs, Lyman J. 



Pearson, H[enry] H[arold] W[elcli]. 

 The teaching of botany. Cape Town, 

 Rep. S. Afric. Ass., 1903, 1904, ('312- 

 316). [0050]. 20269 



Pearson, Karl. On a criterion which 

 may serve to test various theories of 

 inheritance. Zs. Morph., Stuttgart, 7, 

 1904, (524-542). [4410]. ^ 20270 



and Radford, Marion. On 



differentiation and homotyposis in the 

 leaves of Faqus .'^ilvatica. Biometrika, 

 Cambridge, 3, 1904, (104-107, pi. 1, 2). 

 [4500 5400]. 20271 



. V. Weldon, \Y. F. R. 



Pearson, W[illiam] H[eiiry]. Scapa>iia 

 <-omparta, Dum. [a heteroicous species]. 

 J. Bot., Loudon, 42, 1904, (208-209). 

 17000]. 20272 



Note on the ramble to 



Ravensdale [and the Hepaticae there 

 found, with note bv F. E. Weiss], ilan- 

 chester, Trans. Micr. Soc, 1903, [1904], 

 < 102-103). [7000 8000 rfe]. 20273 



Peck, Charles H[orton]. Report of 

 tlie State botanist, 1903 [including 

 Fenno, Frank E. Sujiplementary list of 

 plants of the Susquehanna valley]. 

 Albany Univ., N.Y., Bull. St. Mus., No. 

 75. 1904, (68, with pi.). 22.8 cm. [0020 

 7700 5400 8000 33]. 20274 



(M-4251) 



Beck, Charles H[orton]. New species 

 of Fungi. New York, N .Y., Bull. Torrey 

 Bot. CI., 31, 1904, (177-182). [7700]. 



20275 



V. Cardot, J. 



v. Saccardo, P. A. 



Peirce, George J. Artificial pava- 

 sitism : a pvelimiuary notice. Bot. Gaz., 

 Chicago, 111., Univ. Chic, 38, 1904, (214- 

 217). [3225]. 20276 



Peklo, Jaroslav. Psaronie-kmeny 

 fossilnich Marattiaceji. [Psaronien- 

 Stanmie der fossilen Marattiaceen.] 

 Prag, Vest. Ceske Ak. Frant. Jos., 13, 

 1904, (669-680). [6700]. 20277 



Peltrisot, C. N. Developpemeut et 

 structure de la graine chezies Ericacees. 

 J. bot., Paris, 18, 1904, (234, 242, 309- 

 367, 336-402). [2300 2380 3240 

 5400]. 20278 



Peneveyre, Paul. Multiplication du 

 Ficus cJaMica. Laiasamie, Journ. Soc. 

 Hortic. Vaud., 34, 1901, (8-10). [3240 

 5400]. 20279 



Nouveautes de fleurs 



essavees en 1901. Lausanne, Journ. 

 Soc.'Hortic. Vaud., 34, 1901, (201-205^; 

 35, 1902, (2-3). [0000]. 20280 



Penhallow, D[avid] P[earce]. The 

 anatomy of the Norlh American Coni- 

 ferales together with certain exotic 

 species from Japan and Australasia. 

 Part 1 [with bibliography]. Amer. Nat., 

 Boston, Mass., 38, 1904^(243-273, 331- 

 359, 523-554, 691-723). [6500]. 20281 



Penzias, Arthur. Einiges tiber die 

 Garungserreger bei der Bierbereitung. 

 Sv. Kem. Tidskr., Stockholm, 15, 1903, 

 (40-47). [3100 7700]. 20282 



Penzig, O[tto] nnd Saccardo, P[ier'] 

 A[ndreal. Icones Fuugorum javani- 

 cormn. ^ Leiden (E. J. Brill), 1904, (124, 

 mit 80 Taf.) 25 cm. [7700 8000 eg]. 



20283 



Pepwortli, W. H. Winter notes on 

 natural history [on buds, branching, 

 etc.]. Manchester, Trans. Microsc. Soc, 

 1903, 1904, (35-40). [1010 1100 

 3800]. 20284 



Percival, John. Weeds and their 

 suppression. J. Board Agric, London, 

 10, 1904, (461-467). [4600]. 20285 



o2 



