78 



CockereU, 'I'Ciieodore] D[ru] A[lisou]. 

 Notes oil New jMexico oaks. N(-w York, 

 N.Y., Torieva, Torrey But. CI., 3, 1903, 

 (83-86). [5400 8000 ./(■]. 12807 



Two orchids from New 



Mexico. New York, N.Y., Torrcva, 

 Torrey Bot. CI., 3, 1903, (139-141). 

 [6000 8000 1/;]. 12808 



The pnl)lic-ationof rejected 



names. Science, New York, N.Y., (N. 

 Ser.), 17, 1903, (189, 546-547). [0070]. 



12803 



Orthoplasv, etc. Science, 



New Y'ork, N.Y., (N. Ser.), 17. 1903, 

 (275). [0070]. 12810 



A new cocklebur [Xaii- 



thium commune Wooloiti u. sp.] from 

 New Mexico. Washington, D.C., Proc. 

 Biol. Soc, 16, 1903, (9-10). Separate. 

 23.3 cm. [5400 8000 </;]. 12811 



A new subgenus for 



Nyctag'niia Cockerellae IRosuellia n. 

 subg.]. Washington, D.C., Proc. Biol. 

 Soc, 16, 1903, (52). [5400]. 12812 



An interesting Yucca [pre- 



sumal)lv livbrid]. Natm-e, London, 69, 

 1903,(198). [3550 6000]. 12813 



Recent American botany. 



Nature, London, 67, 1903, (234-235). 

 [0030]. 12814 



CockereU, Wilmatte Porter. A trip 

 to tlie Truchas peaks. New Mexico. 

 Amer. Nat., Boston, Mass., 37, 1903, 

 (887-891). [8000 ffi]. 12815 



Cocks, R. S. Eqidsetum rohustum — 

 A. Br. 1844. [=£. praeJatum Raf.] 

 Fern Bull., Birighamton, N.Y'., 11, 1903, 

 (16-17). [6700]. 12816 



V. Clute, Willard N[elson]. 



Cogiiiaux, AKredus. Orchidaceae, II. 

 exposuit Alfredus Cogniaiix professor 

 historiae naturalis in schola normali 

 nrbis Verviere Belgii Cousulis vicarius 

 Brasiliensis Fasc Vll. Flora brasilien- 

 sis . . . ed. C. F.P. de Martins et A. G. 

 Eichler, iisque defunctis successor I 

 Urban. Tom. iii. pars V. Leipzig (Olden- 

 burg), 1902, (col. 381-664, pi. 82-119), 

 fol. 52 M. [6000]. 12817 



Colm, Erich. Weitere Untersuch- 

 ungen iiber die Klein'sche tierpathogene 

 Hefe. Centralbl. Bakt., Jena, 33, Origi- 

 nale, 1903, (688-696, mit 2 Taf.). 

 [7700]. 12818 



Cohn, Ludwig. Untcrsuclmngen ulx>r 

 das Plankton des Liiwentin und eiuiger 

 anderer Seen Masurens. Zs. Fischerei, 

 Berlin, 10, 1903, (201-331, mit Taf.). 

 [9000 c/<-]- 12819 



Coker, W. C. Leaf variation in 



LirioJeiidroii tidip'ifera. (Selected notes.) 



Chicago, 111., Bot. Gaz. Univ. Chic, 35, 



1903, (135-136). [1150 4500 5400]. 



12820 



On the occurrence of two 



egg cells in the archegonium of Myuiim. 

 Chicago, 111., Bot. Gaz. Univ. Chic, 35, 

 1903, (136-137). [1800 2260 7000]. 



12821 



The nucleus of the spore 



cavity in prothallia of MarsUia. 

 (Selected notes.) Chicago, 111., Bot. 

 Gaz. Univ. Chic, 35, 1903, (137-138). 

 [2740 6700]. 12822 



On the gametophytes and 



embryo of Taxodium [with biblio- 

 graphy.] Diss. Johns Hopkins Univ., 

 1901. [Contributious from the Ijotanical 

 laboratory of the Johns Hopkins Uni- 

 versity, No. 1.] Reprinted from Chicago, 

 111., Bot. Gaz. Univ. Chic, 36, 1903, 

 (1-27, with 11 pi., 114-140, with 11 

 pi.). 25 cm. [2300 2380 2640 3500 

 6500]. 12823 



Liverworts. (Selected 



Notes, 2.) Chicago, 111., Bot. Gaz. 



Univ. Chic, 36, 1903, (225-230). 



[7000]. 12824 



The woody plants of 



Chapel Hill, N.C. Chapel Hill, N.C., J. 

 Elisha Mitchell Sci. Soc, 19, 1903, 

 (42-49). [8000 gh]. 12825 



Col, A. Recherches sur I'appareil 

 secreteur interne des Composees. J. 

 bot., Paris, 17, 1903, (252-288, 289-318). 

 [2520 2040 5400]. 12826 



Sur I'interpretation de la 



disposition des faisceaux dans le petiole 

 et les nervures foliaires des Dicotyle- 

 dones. Paris, C.-R. Acad, sci., 136, 

 1903, (516-518). [2060 5400]. 12827 



Coleman, George A. Coccidae of the 

 Conifera?, with the descriptions of ten 

 new species from California. New 

 Y'ork, N.Y., J. Ent. Soc, 11, 1903, (61- 

 85, with pi.). [6500]. 12828 



Colgan, Nathaniel. The leaf-marking 

 oi Arum maculatitm. Irish Nat., Dub- 

 lin, 12, 1903, (78-81). [1150 6000]. 



12829 



