90 



Druce, G[eorge] Claridge. Notes on 

 Irish plants, [n. var.] Irish Nat. Dublin 

 18 1909(209-213 250). [5000 8000 rfe]. 



50481 



What is Epiixutis pur- 



purata Sm.? J. Bot. Loudon 47 1909 

 (27-29). [0070 COOO 8000 c^^]. 



50482 



Epipactia repena Crantz. 



[With an editorial note.] J. Bot. London 

 47 1909 (72). [0070 6000]. 50483 



Salvia horminoidesFonrret- 



[Witii comments bv H. W. Pugsley.] 

 J. Bot. London '47 1909 (87-91). 

 [5400]. 50484 



Schoenua ferTugineua 



Hiids. = Scirpiia pauci Horns Lightf. J. 

 Bot. London 47 1909 (108-109). [6000 

 8000 del 50485 



Orohanche reticulata Wallr. 



f. procera Koch in Yorkshire. J. Bot. 

 London 47 1909 (110). [8000 del 



50486 



Carex canescens L. J. 



Bot. London 47 1909 (301-304). [6000]. 



50487 



Comital census numbers. 



J. Bot. London 47 1909 (318-320). 

 [8000 del 50488 



Orchis ericetorum Lint. = 



0. maculata praecox Webster. J. Bot. 

 London 47 1909 (322-323). [8000 del 



50489 



(Javex canescens L. var. 



tenuis Lang [in Britain]. J. Bot. London 

 47 1909 (356). [8000 del 50490 



Thymus apathnlatus Opiz 



in Britain. J. Bot. London 47 1909 

 (384-385). [8000 Jcj. 50491 



Hants and Isle of Wight 



plants. J. Bot. London 47 1909 (444- 

 445). [8000 del 50492 



The Oxford British plant 



list. [With a note bv F. Arnold Lees.] 

 Naturalist London 1909 (99-100). [0070 

 8006 del 50493 



What is Convallarid odo- 



rata Mill. ? New York N.Y. Bull. Torrey 

 Bot. ri. 36 1909 (409-410). [6000]. 



50494 



'iioU' on Erioeaulonaejit <in- 



gulare. J'harni. J. London (Ser. 4) 29 

 1909(700). [0070 6000]. 50495 



V. Ilaywar.l, \V. R. ; I'ea- 



Drude, Oscar. Die Methode der pflan- 

 zengeographischen Kartographie, erliiu- 

 tert an der Flora von Sachsen. Report 

 of the Eighth International Geographic 

 Congress Washington D.C. 1904 1905 

 (008-612). [8000J. 50496 



The position of ecology in 



modern science. [Transl.] Congress of 

 Arts and Science Universal Exjiosition 

 St. Louis 1904. Boston Mass. 5 1906 

 (177-190). [3200]. 50497 



Die Pflanzenwelt der Erde. 



\In : Geographisches Handbuch, hrsg. 

 V. A. Scobel. 5. Aufl. Bd 1.] Biele- 

 feld Leipzig (Velhagen & Klasing) 1909 

 (237-321). [8000]. 50498 



Druery, Charles T[homas]. Remark- 

 able fern sports. Gard. Chron. London 

 (Ser. 3j 45 1909 (34-35). [4500 6700]. 



.50499 



Vohjstichum aculeatnm 



gracillimum Drueryi. [A remarkable 

 instance of saltatory variation. With 

 comments on the name by " Tyro."] 

 Gard. Chron. London (Ser. 3) 45 1909 

 (98 157 188 203 fig. 98). [0070 4500 

 6700]. 50500 



Naming of multigeneric 



orchid hvbrids. Gard. Chron. London 

 (Ser. .3) '45 1909 (171-172). [0070 

 0000]. 50501 



The life cycle of a fern. 



Gard. Chron. London (Ser. 3) 45 1909 

 (246). [3000 6700]. 50502 



A beautiful hartstongue. 



[Scolopendriuin imhiare wuricato-fim- 

 hriatum.] (Jard. Chron. London (Ser. 3) 

 45 1909 (410). [6700]. 50503 



The connnon polypody. 



cock, E. A. W. 



[Poly podium vuhjare.'] Garil. Chron. 

 London (Ser. 3) 46 1909 (109-110). 

 [6700]. 50504 



The polystichums. Gard. 



Chron. London (Ser. 3) 46 1909 (229). 

 [6700]. 50505 



Drummond, .J[ames] R[amsay]. [De- 

 scri})tion oi] xUjare Wrujhtii, .J. R. 

 Drunun. n. sp.] Bot. Iktag. London 

 (Ser. 4) 5 1909 (8271). [60(MJJ. 50506 



Dubard, Muriel [Mario ifaurico]. 

 Descriptions (l(M|ueli|ues types nouveau.x 

 on pen coninis de Sapotacees (Illipee.s), 

 d'apres les docunicnls <le L. Pierre. Bui. 

 Museum PmiIs 1908 (105 109). [.5400]. 



50507 



