231 



Peacock, Edward Adrian Woodrnffe. 

 H lipochoer'is glabva in Lincolnshire. 

 NiUuraliht, London, 1906, (20.H). 

 [8000 dc\. 334 1'J 



Floral competition and 



cycles. Naturalist, London, 1906, (414- 

 419). [3200 5000]. 33450 



Priiniila elatiorm Lincoln- 

 shire. Naturalist, Loudon, 1906, (183). 

 [8000 f/r]. 33451 



Primula ehitiov Jaccj. in 



South Lincolnsliire (with note hv Janu's 

 Britten). J. Bot... London, 44, lOOCi, 

 (242-243). [8000 de}. 33452 



Peano, Edoardo. Sulhi resiiia del- 

 I'epicarpio delle olive. Torino, Ann. 

 Ace. agric, 46, [1904], (225 230). 

 [3120]. 33453 



Sulhi conij)osizioiu' chiniica 



e bui bisogni in priucipi fertilizzaiiti 

 dell' Arachidc. Torino, Ann. Ace. 

 Mgric, 47, 1U04, (4S9-49G). [3120]. 



33454 



V. Zecchini, Mario. 



Pearl, Raymond. Variation in the 

 number of seeds of the lotus. Amer. 

 Nat., Boston, Mass., 40, 1906, (757-758, 

 with text fig.). [4500]. 33455 



Investigation by statistical 



methods of correlation in variation. 

 [Alj^tract of report on grant No. 266.] 

 Washington, D.C., Carnegie Inst., Year 

 Book No. 4, 1905, 1906, (285-286). 

 [4500]. 33456 



Pearson, Henry Harold Welch. Some 

 observations on Welicitfichia m'n-ahUis. 

 London, Phil. Trans. R. Soc, B. 193, 

 1906, (265-304, pi. 18^22, figs. 1-2) \ 

 (Abstract) London, Proc. R. Soc, B. 77, 

 1906, (162-163). [1.500 2380 3-500 

 6500 8000 fg]. 33457 



The sj-stematic position of 



Wdnitschia. London, Rep. Brit. Ass., 

 1905, (590). [0020 6500 3750]. 33458 



Notes on South African 



cycads. Cape Town, Trans. S. Afjic. 

 Phil. Soc, 16, pt. 4, 1906, (341-354). 

 [.3000 3500 8000 /:7]. 33459 



Pearson, ^\'il]iam Henry. Porelia 

 Icpvirjata Lindb. var. nov. hlUaiinensitf. 

 J. Bot., Loudon, 44, 1906, (81-83, pi. 

 477). [7000]. ' 33460 



Plants near Castleshaw. 



Manchester, Trans. Microsc. Soc, 26, 

 1905, (79). [8000 de\ 33461 



Pease, Arthur Stanley and Moore, 

 Albert Hanford. Peculiarities of Botvij- 

 chiumlanecolatum in America. Rhodora, 

 Boston, Mass., 8, 1906, (229). [6700 

 8000 f/]. 33462 



r. Moore, A[lbert]H[anford]. 



Pech. Ueber das Auftreten der 

 Nonne in der sachsischen und preussi- 

 schen Oberlausitz und Nordbohmcn 

 1906. D. iMirstztg, Neudannn,21, 1906, 

 (962 963). [4100J. 33463 



Peck, Charles H[orton]. A new 

 species of Galera. J. Mvc, Columbus, 

 Ohio, 12, 1906, (148, with pi.). [7700]. 



33464 



New species of fungi. 



New York, N.Y., Bull. Torrey Bot. CI., 

 33, 190G, (213-221). [7700]. 334G5 



P^e-Laby. Nouvclles notions sur 

 rii('redite dans le rcgne vegetal. 

 Toulouse, Ann. soc. liorticult., 52, 1905, 

 (110-113). [4410]. 33466 



Peglion, Vittorio. Sulla presenza in 

 Italia del Cystopus Lepi'jom. Ferrara, 

 Atti Ace sc. med. nat.', 79, .'905,(15- 

 17) ; Ferrara (tip. Brescianij, 1905, (3). 

 24 cm. [4050 7700]. 33467 



11 mal dello Sclerozio 



della bietola. Ferrara, Atti Ace. sc. 

 med. nat., 79, 1905, (19-22); LTtalia 

 Agricola, Piacenza, 41, 1904, (516-518) ; 

 Ferrara (tip. Bresciani), 1905, (4, con 

 1 tav.). 24 cm. [4050]. 33468 



11 mal bianco deU'Evonimo 



{O'ldium Evonymi japonicati). Firenze, 

 Bull. R. Soc. Tosc art., 30, 1905, (253- 

 257) ; L'ltalia agricola, Piacenza, 42, 

 1905, (348-350, con 1 tav.). [4050] 



33469 



La Brachicolia. L'ltalia 



Agricola, Piacenza, 41, 1904, (83-85, 

 con 1 tav.). [1800]. 33470 



L'imbrunimento delle 



spighe. L'ltalia Agricola, Piacenza, 41, 

 1904, (252-253, con 1 tav.j. [4050]. 



33471 



II nial vinato dell'Erba 



medica (Fhizoetonia v'lolacea). L'ltalia 

 Agricola, Piacenza, 41, 1904, (324-325). 

 [4050]. 334^2 



Deperimento dell'avena 



cagiouato da anguillule. L'ltalia 



agricola, Piacenza, 42, 1905, (37-39, con 

 1 tav.). [4100]. 33473 



