566 
Die pflanzenwelt norddeutsehlands in den 
Potonié, Henry. 
Berlin. 
verschiedenen zeitepochen, besonders seit der eiszeit. 
1886. 8°. pp. 32. a 
“Sammlung gemeinverstindlicher wissenschaftlicher vortriige,”’ N. ¥., i, 
405-436. - 
The cover reads: “‘Hamburg. 1886." 
Pott, Johann Friedrich, editor. 
zucht. See Du Ror, J. P. 
Pott-Leendertz, Mrs. Reno. See Leenperrz. 
Potter, Charles E. Variations in the occurrence of salicin 
and salinigrin in different willow and poplar barks. See 
Jowett, H. A. D., and Porrrr, C. E. 
Potter, Michael Cressé. On a canker of the oak [Quercus 
robur]. Newecastle-upon-Tyne. 1902. 8°. pp. 8. Plate 
and other illustr. 
Excerpt from the Proceedings of the University of Durham philosophical 
society, vol. ii, pt. 2. 
— translator and editor. A handbook of systematic 
botany. See Warminc, Eugen. 
Potter, William James. To the memory of James Arnold. 
Discourse preached in the First congregational church, New 
Bedford, Dec. 13, 1868. [New Bedford. 1868.] sm. 8°. 
pp. [2], iv, 19. 
Poucin, Théodore. 
qui doivent étre suivis en Sologne. 
pp. 111. 
Rapport sur le mémoire [Ecorgage du chéne par la 
vapeur]. See Du Roscoat, , Vicomte. Ecorgage du 
chéne par Ja vapeur. 
Pougnet, P. I’. Armand. Etude sur le noyer commun et sur 
son emploi en thérapeutique. Montpellier. 1875. 4°. 
Pouloux, Frangois. Contribution A l'histoire médicale du 
laurier-rose (son emploi dans Jes maladies organiques du 
ceeur). [Thése.] Paris. 1888. 1. 8°. pp. 58+. Diagrs. 
(Faculté de médecine de Paris.) 
Poulsen, Christian Marinus. Om nogle i vort skovbrug 
anvendelige naaletrwer fra det vestlige Nordamerica. 1. 
Abies Douglasii Lindl. Kjgbenhavn. 1879. 8°. pp. [35]. 
Illustr. 
“ Seerskilt aftryk af Tidsskrift for skovbrug,” 1879, iii, 271-303. 
Harbkesche wilde baum- 
Mémoire sur les procédés de boisement 
Orléans. 1866. 8°. 
Poulsen, Viggo. Om forekomsten af de Rosanoffske 
krystalgrupper hos Rosa. [Kjgbenhavn. 1874-75.] 8°. 
pp. 5. Illustr. 
“Aftryk af Vidensk. meddelelser fra den Nalurhist. forening i K jében- 
han,” 1874-75, vi, 121-125. : 
Sur l’existence des cristaux Rosanoff dans les fruits 
durosier. (Résumé. Kjgbenhayn. 1874-75.| 8°. pp.2. 
“Aftryk af Videnskabelige meddelelser fra den Naturhistoriske forening 
i K jébenhaen,” 1874-75, vi, 16-17. 
Pound, Roscoe. Dr. Kuntze’s ‘“ Nomenclatur-studien.”’ 
(Boston, ete. 1894.] 1. 8°. 
“ Reprinted from the American naluralist,"’ 1894, pp. 1030-1034. 
Messrs. Rand and Redfield on nomenclature. 
(Boston, etc. 1894.] 1. 8°. 
“ Reprinted from the American naturalist,’ 1894, pp. 1036-1039. 
and Clements, Frederic Edward. The phytogeo- 
graphy of Nebraska. 1. Generalsurvey. 2ded. Lincoln. 
1900. 8°. 4 maps. (Botanical survey of Nebraska.) 
“ Bibliography,” pp. 22-30. 
Pouriau, Armand Florent. 
(Paris. 1877.) 8°. 
From Annales agronomiques, 1877, iii, 520-534. 
Pourtales, Louis Frangois de. Hints on the origin of the 
flora and fauna of the Florida Keys. [Boston, ete. 1877.] 
8°. 
American naturalist, 1877, xi, 137-144. 
{[Pouzolz, Pierre Charles Marie de. Flore du département du 
Gard; ou, Description des plantes qui croissent naturelle- 
ment dans ce département.) 2tom.in 1. [{Montpellier, ec. 
1856]-62. 8°. Plates. 
1. 1856. pp. [2], 659.— 1. 1862. pp. [2], iv, 644. 
There are no title-pages for the complete volumes. 
Suite et fin de la flore du Gard d’aprés I’herbier de 
Culture des plantes a parfum. 
LIBRARY OF THE ARNOLD ARBORETUM 
M. de Pouzols {sic} ye M. Courciére. [With a preface to the 
whole work.| (Jn his Flore du département du Gard, 1862, 
ii, 503-644.) 
Powell, Baden Henry Baden. See BApeN-PowELu. i. 
Powell, Mdward Payson. Hedges, windbreaks, shelters and 
live fences; a treatise on the planting, growth and 
ment of hedge plants for country and suburban homes, 
New York. 1900. sm.8°. Illustr. 
Powell, George Harold. Cherries. See Battey, L. H., and 
Powe ., G. H 
The decay of oranges while in transit from California. — 
Assisted by A. V. Stubenrauch, L. 8. Tenny, H. J. Eustace, 
G. W. Hosford, and H. M. White. Washington. 1908. 
8°. pp. 79. Plates and other illustr. (United States — 
Department of agriculture — Bureau of plant industry. 
Bulletin, 123.) ; 
The European and Japanese chestnuts in the eastern: 
United States. Newark, Del. [1898.) 8°. pp. 35. — 
lustr. (Delaware college agricultural experiment station. 
Bulletin, 42.) z 
and Chace, Edward Mackay. Italian lemons and 
their by-products. Washington. 1909. 8°. pp. 57. 
plates, and other illustr. (United States — Department of 
agriculture — Bureau of plant industry. Bulletin, 160.) 
Contents:— The Italian lemon industry; by G. H. Powell.— The by-_ 
products of the lemon in Italy; by E. M. Chace. 7 
Powell, J. T. The existing flowering plants of Epping: 
forest. [Buckhurst Hill. 1892.) 8°. Mah: 
Essex naturalist, 1892, vi, 1-10. 
|Powell, John Wesley.) Exploration of the Colorado River of - 
the West and its tributaries. 3xplored in 1869-1872 under — 
the direction of the Smithsonian institution. Washington. 
1875. 4°. pp. [4], xii, 291. Map, plate and other illustr. 
Report on the geology of the eastern portion of the 
Uinta Mountains and a region of country adjacent thereto. | 
Washington. 1876. 4°. Plates and diagrs. 
“Erratum,”’ inserted. 
Report on the lands of the arid region of the United 
States, with a more detailed account of the lands of Utah. 
2d ed. Washington. 1879. 4°. Maps. 
Powell, S. W., translator. The forest waters the farm. See 
Rousset, Antonin. 
Power, ['rederick Belding. The chemistry of the bark of 
Robinia pseud-acacia Linné, false acacia or common locust. 
London. [{1901.] 8°. . 23. (Wellcome chemical re- 
search laboratories. Publications, 20.) 
Reprinted from the Pharmaceutical journal, 1901, 4th ser., xiii, 184, 
258, 275. 
The Welleome chemical research laboratories es- 
tablished 1896. [With ‘“ A dinner given to F. B. Power, on 
the occasion of the founding of the laboratories.”| London. 
[1900.] 8°. pp. 7, [6]. Plates. 
“Titles of published papers,” inserted. - 
and Lees, I’rederic Herbert. The constituents of the 
essential oil of Californian laurel. London. [1904.] 8°. 
aoe chemical research laboratories. Publications, 
43. 
“From the Transactions of the Chemical sociely, 1904,"" pp. 629-639. 
and Tutin, Frank. Chemical examination of Erio- 
dictyon. London. [1906.] 8°. pp. 18. Plate. (Well- 
come chemical research laboratories. Publications, 64.) 
The constituents of the essential oil from the fruit 
of Pittosporum undulatum. [London. 1906.) 8°. pp. | 
[10]. (Welleome chemical research laboratories. Publica- 
tions, 60.) 
“From the Transactions of the Chemical sociely, 1906,"" pp. 1083-1092. 
Power, Georges. Traité de la culture du pommier et de 
la fabrication du cidre. 2 tom. Paris. 1890-93. 1. 8°. 
Plates and other illustr. 
1,1. Traitédela culture du pommier. 1890. pp. x, 166, vi. Illustr, 
2. Traité de la fabrication du cidre, 1891. pp. [4], 250, vi. [luster — 
il. Monographie des meilleures variétés de fraits A cidre, 1893. pp. [4], 
iv, 211. Plates and other illustr. 
Some of the plates are colored, 
