100 



PRINCIPLES OF PLANT-TERATOLOGY. 



Schiewek. — Ueber Pflanzeiiverbanderung, 1867. (Literature 



from 1590-1867.) 

 Schlechtendal. — " Ueber eine Monstrositat der gemeinen 



Gartentulpe (Tulipa Gesneriana)" Linnasa, i, pp. 595- 



603. Berlin, 1826. 

 Schoute. — "Tiber die Verastehmg bei raonokotylen Baumen. 



II. Die Verastelung von Hyphmne " Recueil Trav. Bot. 



Neerl, vol. vi (1909), p. 211. 

 Trinchieri. — "Fasciazione e ' pseudofasciazione/" Atti Accad. 



Gioienia Sci. nat v vol. xx (1907), mem. xvii. 

 Vigiee, A. — "Branches fasciees chez le Rosier." Revue 



horticole, 79 e Ann., no. 2 (Jan., 1907), p. 44. 

 Vries, De. — " Over liet periodiscli optreden der anomalien 



of monstreuze planten." Bot. Jaarboek, Jahrg. xi 



(1899), pp. 46-66, pi. i. 

 " Sur nn spadice tubuleux du Peperomia maculosa" 



Arch, neerl. Sci. nat., vol. xxiv (1891), p. 258. 

 "Over de Erfelijkheid der Fasciation." Bot. Jaarboek, 



Jahrg. vi (1894), pp. 72-118. 

 " Sur la culture des fasciations des especes annuelles 



et bisannuelles." Revue gen. de bot., vol. xi (1899), 



p. 150. 



Worsdell. — "Fasciation: its Meaning and Origin/' New 

 Phytologist, vol. iv, nos. 2 and 3 (1905), p. 55. 



Zimmermann, W. — " Beschreibung einer riesenhaften Yer- 

 banderung bei Lactuca muralis L." Allgem. Bot. 

 Zeitschr., Bd. xviii (1912), p. 108. 



Proliferation. 



Under this beading are included all those cases of 

 shoots, belonging to the various categories, which are 

 extended beyond the limit of growth which is normal 

 to them. This is often the result of extraordinary 

 vigour due to over-nutrition, but it is more than 

 doubtful if this factor can be always traced. 



1. Median. — As regards the case of rosettes in a 

 cowslip {Primula veris), the main vegetative axis was 

 seen to have proliferated, while at the same time becom- 

 ing congenitally united with the scape, and had pro- 

 duced at the apex a second rosette of foliage-leaves. 

 In other plants which normally possess a suppressed 



