Spezielle Morphologie und Systematik auf einzelne Familien bezogen. 599 



Neu sind : Hieracium Hugueninianum, R. crepidifoUum var. lafifolium und 

 H. intybellifoliwm var. denticulatum. 



Siehe Eikli im Ber. Schweiz. Bot. Ges., XIII (1903), pp. 42, 43. 



1637. Bargers, E. S. Studies in the History and Variations of Asters. 

 Part I History of Pre-CIusian Botany in the relation to Aster. (Mem. Torr. 

 Bot. Club, X, 1902, 80, XII + 447 pp.) 



1538. Camas, E. G. Subdivisions des Synantherees francaises, Paris, 1903, 

 40, 20 pp. 



1689. Canms, E. G. Le genre Arfemisia dans la flore francaise. (Bull. 

 Sc. pharmacolog., VII [1903], pp. 66—69.) 



1540. CaraiiO, Enrico. SuUa particolare struttura delle radici tuberizzate 

 di Thrincia tuberosa DC. (Ricerche di Morfologia e Fisiologia eseguite nel 

 R. Istituto Botanico di Roma VI.) (Ann. di Bot. Pirotta, I [1903], pp. 199 

 bis 205, cou tavole X.) 



1541. Cockerell, T. D. A. The Colorado rubber plant {Picradenia flori- 

 bunda). (Bull. Color. Coli. Mus., I [1903], pp. 1—2.) 



1542. Cockerell, T. D. A. A New Cocklebur [Xanthium] from New Mexico. 

 (Proc. Biol. Sog. Wash., XVI [1903], pp. 9—10.) N. A. 



Xanthium commune var. nov. Wootoni. 



1643. Col, A. Recherches sur l'appareil secreteur interne des Composees. 

 (These de Pharmacie, Paris, 1903.) 



1644. Colgan, N. Hieracium sciaphilum in Co. Dublin. (Irish Natur. XII 

 [1903], p. 247.) 



1545. Coste, TAbbe, H. Carduus Pulchü (C nutans X spiniger), hybride 

 nouveau, decouvert dans lAveyron. (Bull. Soc. bot. France, XLIX [1908], 

 pp. 321—323.) N. A. 



1546. Coste, l'Abbe, H. Note sur les Lactuca ramosissima Gren. et Godr. 

 et viminea Link. (Bull. soc. bot. France, L [1904], pp. 627—631.) 



1547. Dahlstedt, H. Hieracia in 0. Nordstedt, Sandhems flora. (Botaniska 

 Notiser [1903], pp. 35—38, 221—227.) N. A. 



1648. Dahlstedt, H. The Hieracia from the Faeröes. (Botany of the 

 Faeröes upon Danish Investigations, II, Kopenhagen [1903], pp. 625 — 660, with 

 2 plates.) 



1549. Daveau, J. 1j' Helminthia spinosa DC. (Bull. Soc. Bot. France, 

 XLIX [1902], pp. 11—15.) 



1550. Dean, R. Dahlia, its History and Cultivation. Illustrations of 

 different types; complete list of varieties in cultivation in 1902. London, 1903, 

 80, 128 pp., with illustrations. 



1551. Delpino, B'. Cladomauia di Picris hieracioides. (Bull. Soc. Bot. Ital., 

 1903, pp. 275—277.) 



1552. Druce, G. Claridge. Senecio palustris DC. in Snssex. (Journ. of Bot., 

 XLI [1903], pp. 408—409.) 



1653. Favre, Emile. Hieracia interessants ou nouveaux recoltes au 

 Simplon (Valais). (Bull. Herb. Boiss., 2. ser. [1903]. pp. 1130—1134.) N. A. 



1554. Fernald, M. L. A new Bidens from the Merrimac Valley. (Rhodora, 

 V [1903], pp. 90—92, pl. 45, f. 11—20.) N. A. 



Bidens Eatoni et var. fallax. 



1555. Fernald, M. L. Chrysanthemum Leucanthemum and the American 

 White Weed. (Rhodora, V [1903], pp. 177—181, f. 1, 2.) N. A. 



Neu beschrieben wird Chrysanthemum Leucanthemum var. subjnntiatifidum. 



