75 



Kew Bull., London, 1908, (237-249, 

 r> figs.). [5000 8000 ilc]. 4355-4 



Cockbarn, Bertram. Note on 



Petalophyllum Raljsii and Palln- 

 vicinia hibernica. Edinburgh, Trans. 

 Bot. Soc, 23, 1907, (279-280); [8000 de]. 



43555 



Cockerell, T[heodore] D[ru] A[lison|. 

 Descriptions of Tertiary plants. Amer. 

 J. Sci., New Haven, Conn., (Ser. 4), 

 26, 1908, (65-68, 537-544, with text 

 fig.). [t5400 6000 6500 7700 

 8000 gi\. 43556 



Some results of the 



Florissant expedition of 1908. Amer. 

 Nat., Lancaster, Pa., 42, 1908, (569- 

 581, with text fig.). [t5400 8000 ^j]. 



43557 



Variation in Helinnthus. 



Bot. Gaz., Chicago, III, 45, 1908, (338). 

 [5400]. 43558 



The pollination of the 



olive. Nature, London, 78, 1908, f3l). 

 [3500 5400]. 43559 



The fossil flora of Floris- 

 sant, Colorado. New York, N.Y., 

 Bull. Amer. Mus. Nat. Hist., 24, 

 1908, (71-110, with text fig., pi.). 

 [6000 6500 6700 7300 7700 8000 j^i]. 



43560 



— — ■ Florissant ; a Miocene 



Pompeii. Pop. Sci. Mon., New York, 

 N.Y., 73, 1908, (112-126, with text 

 fig.). [fSOOO^t]. 43561 



Aspects of modem 



biology. [Lecture delivered before 

 the Scientific Society of the University 

 of Colorado Jan. '20, 1908.] Pop. 

 Sci. Mon., New York, N.Y., 73, 1908, 

 (540-548). [0040]. 43562 



Species and varieties. 



Torreya, New York, N.Y., 8, 1908, 

 (194-197). [0070]. 43563 



Cocks, R. S. Annotated catalogue 

 of grasses growing without cultivation 

 in Louisiana. Cameron, La., Gulf 

 Biol. Sta., Bull., No. 10, 1908, (1-40). 

 [6000 8000 gh gi\. 43564 



Cogniaux, A[lfi'ed]. Note sur une 

 Cucurbitacee nouvelle de Chine. Her- 

 petospermum grandiflorum. Bruxelles, 

 Bui. Soc. roy. bot., 42, 1906, (225-233). 

 [5400 8000 eb]. 43565 



A propos de I'acheve- 



ment de la " Flora Brasiliensis." 

 Bruxelles, Bui. Soc. roy. bot., 43, 

 1906, (218-224, 6 pL). [8000 hh]. 



43566 



Cogniaux, A[lfred]. Notes sur] esOr- 

 chidoesdu Bresil etdes regions voisines. 

 Bruxelles, Bui. Soc. roy. bot., 43, 

 1906, (266-356). [8000 hh 6000]. 



43567 



Note sur le genre Macro- 



zanonia (Cucurbitacees). Bruxelles, 

 Bui. Soc. roy. bot., 43, 1906, (357- 

 360, 4 pi.). [5400]. 43568 



Notice biographique sur 



Aug. Glaziou et Em. Pfitzer. Bruxelles, 

 Bui. Soc. roy. bot., 43, 1906, (364- 

 475). [0010]. 43569 



Cucurbitaceae peru- 



vianae. (I. Urban : Plantae novae 

 andinae imprimis Weberbauerianae. 

 IV.) Bot. Jahrb., Leipzig, 42, 1908, 

 (173-174). [5400 8000 hf]. 43570 



Melastomataceae peru- 



vianae. (I. Urban : Plantae novao 

 andinae imprimis Weberbauerianae. 

 IV.) Bot. Jahrb., Leipzig, 42, 1908, 

 (131-148). [5400 8000 hf\. 43571 



Deux Cucurbitacees nou- 



velles des iles Samoa. (Originaldia- 

 gnosen.) Repert. nov. spec, regni 

 veget., Berlin, 5, 1908, (257-258). 

 [5400 8000 nf\. 43572 



Abrege de la petite flore 



de Belgique, 5e edit, revue et aug- 

 mentee. Bruxelles, 1906, (172, ct 

 fig.). [8000 dc?]. 4357S 



Cohen, N[ardus] Hfenri]. Studio 

 over de kina-alkaloidenbepaling vol- 

 gens Florence. [Etude sur le dosage- 

 des alcaloides dans le quinquina sui- 

 vant la methode de Florence.] Pharm. 

 Weekbl, Amsterdam, 45, 1908, (1089- 

 1098). [3120 3130 5400]. 43574 



Coker, W[illiam] C[h ambers]. The 

 development of the seed in the Ponte- 

 deriaceae. [With bibliography.] Bot. 

 Gaz., Chicago, 111., 44, 1907, (293- 

 301, with 1 pi.). [2380 6000]. 43575- 



and Pemberton, J. D. 



A new species of Achlya. Bot. Gaz., 

 Chicago, 111., 45, 1908, (194-196, with. 

 6 text fig.). [7700 8000 gh]. 43576 



Coleman, Leslie C. Untersuchun- 

 gen iiber Nitrifikation. Centralbl. 



Bakt., Jena, Abt. 2, 20, 1908, (401- 

 420, 484-513) ; Diss. Gottingen. [7700]. 



43577 



Collier, Arthur J[ames]. The 



Arkansas coal field. With reports 

 on the paleontology by David White 

 and G. H. Girty. Washington, D.C, 



