Dicotyledons. 



330 



5400 



Froserpinaca [Halorageae]. Small, 

 J. K. New York, N.Y., Bull. Bot. 

 Gard., 3, 1905, (419-440). 



Protea [Proteaceae]. Bolus, H. Cape 

 Town, Trans. S. Afric. Phil. Soc, 16, 

 pt. 4, 1906, (399). 



Proteaceae v. Beauprea, Guevina, 

 Leucadendron, Protea, Proteaephyllum, 

 Rhopala, Stenocarpus. 



Proteaephyllumf [Proteaceae]. Ward, 

 L. F. et alll. Washington, D.C., Dept. 

 Int., U. S. Geol. Surv., Monogr. 48, Part 

 1, 1905, (1-616). 



Prunella [Labiatae]. White, J. W. 

 J. Bot., London, 44, 1906, (365-366). 



Prunus [Rosaceae]. Aderhold, R. 

 Hanuoversche landw. Ztg, 59, 1906, 

 (991-992). 



Beijerinck, M. W. et 



Rant, A. Haarlem, Arch. Neerl. Sci. 

 Soc. HoU., (Ser. 2), 11, 1906, (184-198). 



Deike, F. a. Hannover- 



sche Gartenztg, 16, 1906, (66-67). 



Delacroix, G. Paris, 



Bui. soc. mycoL, 21, 1905, (180-185). 



• H^RissEY, H. Paris, 



C.-R. Acad, sci., 141, 1905, (959-961). 



Ki.att. Natur und 



Schule, Leipzig, 5, 1906, (171). 



— — LiJsTNER, G. Geisen- 



heim. Bar. Lehranst. Obstbau, 1905, 

 1906, (117-130). 



Makino, T. Tokyo Bot. 



Mag., 20, 1906, (37-45). 



Nelson, A. Bot. Gaz., 



Chicago, 111., 42, 1906, (48-54). 



Pickering, S. Gard. 



Chron., London. (Ser. 3), 40, 1906, (16j. 



■ PiLGER, R. Bot. Jahrb., 



Leipzig, 37, 1906, (534-539). 



Rivers, H. S. London, 



Rep. Genet., R. Hort. Soc, 1906, (463- 

 467). 



• Rydberg, p. a. New 



York, N.Y., Ball. Torrey Bot. CL, 33, 

 1906, (137-161). 



Salmon, E. S. London, 



J. R. Hort. Soc, (N. Ser.), 31, 1906, 

 (142-146). 



■ SCHWERIN, F. Mitt. D. 



dendr. Ges., Bonn, 1906, (1-3). 



Prunus [Rosaceae]. SiuzEv, P. V. 

 St. Peterburg, Bull. Jard. bot., 6, 1906, 

 (32-34, res. Ir. 34). 



• • Smith, J. D. Bot. Gaz., 



Chicago, 111., 42, 1906, (292-300). 



Psedera [Ampelideae]. Greene, E. L. 

 Leaflets, Washington, D.C., 1, 1906, 

 (219-220). [5400]. 



Pseudibatia [Asclepiadeae]. Schlech- 

 ter, R. Bot. Jahrb., Leipzig, 37, 1906, 



(001-627). 



Pseudocarpidium n. gen. [Verbena- 

 ceaej. Millspaugh, C. F. Chicago, 111., 

 Field, Columb. Mus. Pub., Bot. Ser., 2, 

 1906, {II. + 137-184). 



Pseudocedrela [Meliaceae]. Staff, 0. 

 and others. London, J. Linu. Soc, 37, 

 1906, (511). 



Pseudocymopterus [Umbelliferae]. 

 Rydberg, P. A. New York, N.Y., Bull. 

 Torrey Bot. CL, 33, 1906, (137-161). 



Pseudosopubia [Scrophularineae]. 

 Hemsley, W. B. and Skan, S. A. In : 

 Dyer, Flora trop. Afr., 4, II, 1906, (441- 

 443). 



Pseudoxalis n. gen. [Geraniaceae]. 

 Rose, J. N. Washington, D.C., Smith- 

 sonian Inst., Cont. U. S. Nation. Herb., 

 10, 1906, (i-vil + 79-132 + ix-x). 



Psiadia [Compositae]. Hoffmann, 0. 

 Bot. Jahrb., Leipzig, 38, 1906, 196- 

 211). 



Psidium [Mvrtaceae]. Diels, L. op. 

 c'tt.Zl, 1900, (593-599). 



Psilocarphus [Compositae]. East- 

 wood, A. Bot. Gaz., Chicago, 111., 41, 

 1906, (283-293). 



Psoralea [Leguminosae]. Bush, B. F. 

 St. Louis, Mo. Bot. Gard. Rep., 17, 1906, 

 (119-125). 



■ ■ Piper, C.V. Washington, 



D.C., Smithsonian Inst., Cont. U. S. 

 Nation. Herb., 11, 1906, (1-63). 



Psychotria [Rubiaceae]. Merrill, 

 E. D. Philippine J. Sci., Manila, P.I., 

 1, (Supi^l.), 1906, (1-141, 169-240). 



Moore, S. J. Bot., Lon- 

 don, 44, 1906, (84-85). 



■ Schlechter, R. Bot. 



Jahrb., Leipzig, 39, 1906, (1-274). 



Smith, J. D. Bot. Gaz., 



Chicago, lU., 40, 1905, (1-11). 



