;;,, TABI^E^OF CONTKUTS II 



IKTRODUC!DIOH . ;■ 1 



* CmPTER I 



RESTITUTION 6 



1. Restitution of the cell 8 



Cell-mem'brane . , , . , , 8 



Cell contents . , , 13 



E. Restitution o f the tissues 14 



CHAPTER II 



ffirPOPIASIA 17 



A. Number of cells , , IB 



Primary tissues , . . , , 18 



Secondary tissues 19 



B. Size of the cells 22 



C. i)ifferentiation of the cells anat tissues 26 



1, Formation of the cell 26 



Form of the cell , 27 



Cell-menhrane , 28 



Cell-contents 31 



2. Differentiation •t the tissue 38 



Epidermis, mesophyll 41 



Conducting and meche^ftcal tissues 46 



CHAPITHR J22 



METAPLi^IA . 54 



■^ • Content of the cell 55 



2, Cell-membrane ,.... ...,., 59 



CHAPTER IV 



HYPERTROPHY ^^3 



1. Simple st cases 67 



2 . Tissu es' Uf etiolated plants 69 



3 . HsTporK yd rio tissues . 72 



a. lent i eels and bark excrescences , . 72 



b. Intumescences , , 80 



0. Abnormal succulence 86 



4. Callus -hypertrophy 87 



Axes 88 



Leaves 89 



5. Tyloses 92 



Tyloses In duots , 93 



Tyloses in secretion reservoirs and resin ducts , . 99 



Tyloses In storaatal oavities 100 



6 ' Qall-^hypertrophles , 101 



a. Epidermis , Id 



- Synohltrium galls 102 



Brlneura structures ♦ 103 



b. Ground tissue HO 



APPEHDII 112 



Root-hairs 112 



Fungus-hypha© , 11^ 



Siphoneas , 1-^ 



Pollen tubes , 11° 



Involution forms •f bacteria etc , 116 



y. t^lultlnuoloar giant cells 118 



CHAPTER V 



HYPERPLASIA -122 



A. Hemoeeplastle tissue 126 



1. Localized tissue excrescences of homoeoplastic 



character • 12''' 



II. Abnormal development of individual tissue forms 128 



1, Activity- homoeoplasia 128 



2, Correlation-homoeoplasia 134 



3, Callus-homoeoplasia 135 



