Melia Indica, 



Acacia Catechu, (Cutch of Burma) 

 A. Arabica, 



Lagerstroemia parviflora, 

 Pterocarpus marsupium, 



II. — No such partial zones or false rings are evident, no annual 

 rings of any sort. 



(a), Wood all soft, no heartwood. Bombax, Mango. 

 ib). Heartwood usually present, and wood denser. 

 Albizzia Lebbek, 

 Schima Wallichii, 

 Tamarix articulata, 

 Adina cordifolia, 

 Dipterocarpus tuberculatus etc. 



B. — Dicotyledons. 



In which the annual rings are always distinguishable, and usually 

 obvious. 



I. Annual rings very clear owing to size or number of pores in 

 spring wood. 



a. Annual ring due to difference in size of pores, Oaks, with 

 broad medullary rays, medullary rays all fine. 



Ash, Elm, Chestnut, 

 Teak, 



Cedrela Toona, 

 Melia Azedarach, 

 Lagerstroemia Reginae, 



b. Annual rings due to crowding of pores in spring wood : Plum, 

 Elder, Lilac, Buckthorn, 



Santalum album, 

 Gmelina arborea, 



II. Annual rings distinct owing to denser autumn wood, and 

 not to differences in size of pores. 



a. V'essels small but visible without a lens, and scattered e.g., 

 Walnut, Shorea robusta, (the Sal of India). 



b. Vessels minute, and usually numerous. Wood hard, Beech, 

 Birch, Box, Maple, Plane. 



Eugenia Jambolana (Jambu), 



Chloroxylon Swietenia (Satin wood), 



Anogeissus latifolia, 



Schleichera trijuga, 



Aegle marmelos (Bale fruit tree). 



c. Wood soft. Horse chestnut, Willow, Poplar, Alder, 



Michelia excelsa (champaca), 

 Dillenia indica, 

 Boswellia thurifera, 



