Classification of Plants 



261 



4. Adapta- 

 tions to 

 Func- 

 tion 



I. Transpiration 



2. Photosynthesis 



1. Stomata 



2. Expanded surface 



3. Differentiation of two surfaces 



4. Hairs 



5. Rosin 



6. Cuticle 



7. Porous mesophyl 



8. Spherical or fleshy form 



1. Flat and expanded surface 



2. Cut or divided 



3. Separated on the stem 



4. Petiole lengthened 



5. Drooping in sleep 



6. Heliotropism 



7. Chlorophyl 



8. Stomata 



f i. Expanded surface 

 3. Respiration \ 2. Stomata 



[ 3. Spongy mesophyl 



(i. Forming roots 

 2. Trap-shaped 

 3. Pitcher-shaped 

 4. Thick and fleshy for storage 



1. Hairy to prevent injury 



2. Spiny for protection 



3. Bitter 



4. Sticky 



5. Smooth 



6. Powdery 



7. Trap -shaped 



8. Pitcher-shaped 



9. Nutritious for food 

 10. Broad for shelter 



4. Nutrition 



5. Adaptations to Animals 



6. Adaptations of Leaves to 

 Man's Uses 



'r- Nutritious for food ) J| 



2. Chemical elements for -j * 



3. Manufactures { - 



4- Shelter { J; 

 5. Ornaments 



