195 



Porslld. 2. De okologlska enheterna i den 

 fccroska hafsalgvegetationeii. Af Henn 

 CI. Simmons. [On the sea-weed vegeta- 

 tion of the Faeroes and its origin. A 

 criticism. 1. The origin of the Fa^roic 

 sea-weed vegetation. By Morten P. 

 Porsild. 2. The oecological unities of 

 the Freroic sea-weed vegetation. By 

 Herm. G. Simmons. Bot. Not., Lund, 

 1904, (119-180, 197-236). [7400 

 8000 da]. '20392 



Porsild, Marten P. ;-. Borgesen, F. 



i". Haoen, I. 



Porter, Hobart C. v. Strasburger, E. 



Porter, Thomas Conrad. Catalogue of 

 the BryojDhyta (Hepatics, Anthocerotes 

 and Mosses) and Pteridophyta (Ferns 

 and Feru-allies) fonnd in Pennsylvania. 

 [Edited by J. K. Small.] Boston (Ginn 

 & Co.), 1904, (2 1 + GG). 24 cm. [0700 

 7000 8000 ggl 20393 



Portier, A. Xecrologie, M. Panl 

 Adenot. Chalon-sur-Saone, Bid. soc. sci. 

 nat., (n. ser., 10), 30, 1904, (47-48). 

 [0010]. ■ 20394 



Posch, Karl. Mycojoathologisches aus 

 I'ngarn. Zs. Pflanzeulirankh., Stnttgart, 

 14, 1904, (158-lGO). [4050 7700 

 8000 dkl 20395 



F03t, C. van der v. Kobus, J[acob] 

 D[erk]. 



Post, Tom von. Lexicon generuni 

 pbanerogamarnni inde ab anno 

 MDCCXXXVII cum nomenclatura 

 legitima internatlonali et systemate 

 inter recentia medio. Opus revisum et 

 auctum ab Otto Knntze. Stuttgart 

 (Deutsche Verlags - Anstalt), 1904, 

 (XLVIIl + 719). ^22 cm. Geb. 10 M. 

 [0030 0070 5000]. 20396 



V. Kuntze, 0. 



Potonie, H[einrich]. Abbildangen imd 

 Beschreibungen fossiler PflanzenReste 

 der palaeozoischen und mesozoischen 

 Formationen. Lfg 1. 2. Hrsg. v. d. kgl. 

 preussischen geologischen Landesanstalt 

 und Bergakademie. Berlin (Kgl. geol. 

 Landesanst. in Vertrieb), 1903,04, (VI + 

 5 + 2-t-2-F34-24-5 + 2 + 3-M + 6-F3-}- 3 

 -l-64-2-f24-4 + 4-M04-6-f8,mit2'J'af.; 

 S+(j + S + 4:+5 + (J + 2+2 + 5 + 5+ 12 + 

 2-f2-f2-f-16-f4-fl3-i-15-f2-|-4-f, mit 

 2Taf.). 2Gcm. Die Lfg 3,50 M. [5000t]. 



20397 



Potter, M[ichael] C[resse]. On tlie 

 occurrence of celhilose in the xylem of 

 woody stems. Ann. Bot., Oxford, 18, 

 1904, (121-140, pi. 8). [2010 3120 

 2540J. 20398 



On tire Brown Rot of the 



Swedish turnip, with a note on the same 

 disease of the cabbage. J. Bonrd Agric, 

 London, 10, 1903," (314-318, 1 pi.). 

 [4050 5400 7700]. 20399 



Potts, Edward. Ballast plants at 

 Bradbury, Co. Durham. Newcastle, 

 Trans. Nat. Hist. Soc, 14. 1903, (283). 

 [8000 dc]. 20400 



Praeger, P[obert] Lloyd. The com- 

 position of the flora of the north-en st of 

 Ireland. London, Rep. Brit. Ass., 1902, 

 [1903], (815-816). [8000 de]. 20401 



Botanising in the centre 



and west of Ireland. Belfast, Proc. N^at. 

 F.C., 4, 1901, (593-565). [8000 dc]. 



20102 



Additions to "Irish Topo- 

 graphical Botany" in 1903. Irish Nat., 

 Dublin, 13, 1904, (1-15). [8000 de]. 



20403 



Dublin jjlants. Irisli Nat., 



Dublin, 13, 1904,(42). [8000 Jc]. 20404 



— Botanizing en route (Dublin 



and Wicklow). Irish Nat., Dublin, 13, 

 1904, (56). [8000 del 20105 



A new locality for Ghjceria 



festncacforinis. TrtfoJium striahim in- 

 land in Louth. Irish Nat., Dublin, 13, 

 1904, (172). [8000 de]. 2040G 



• Botany [of Sligo]. Plianero- 



gamia and Pteridophyta. Irish Nat., 

 Dublin, 13, 1904, (2J4-207). [8000 de]. 



20407 



A Ghjcerla hunt. Irish. 



Nat., Dublin, 13, 1904, (225-227, map). 

 [8000 del 20408 



Among the Fermanagb 



liilU. Irish Nat., Dublin, 13, 1904, (232- 

 241, Uig.). [8000 dc]. 20409 



Further extension of the 



range of Ghjcej-ia festucaeformis. Typha 

 nngusl't folia in Clare. Hijpopithys mul- 

 t'liiora in Ulster. Irisli Nat., Dublin, 13, 

 1904, (259). [8000 de]. 20410 



• Laetuea mnralis in King's 



County. Irish Nat., Dublin, 13, 1904, 

 (260)." [8000 de]. 20411 



The flora of Achill Island. 



Irish Nat., Dublin, 13, 1904, (265-289, 

 ^ap). [8000 de]. 20412 



