Tuesday, May 10, 2011

Discussion Epidermal Studies SEM

7. Lamina Epidermal Characteristics (Table 22 & Plate XXIX; SEM)




i. Sculpture: Abaxial epidermis; colliculate in 11 studied taxa; ruminate in seven studied taxa; reticulate in Cassia fistula, Cercis chinensis, Gleditsia caspica & Senna didymobotrya; pusticulate in Cassia nodosa & Schotia brachypetala or tuberculate in Senna alata. Adaxial epidermis; colliculate in ten studied taxa; ruminate in seven studied taxa; reticulate in Cassia fistula, C. nodosa, Cercis chinensis, Gleditsia caspica & Senna didymobotrya; pusticulate in Ceratonia siliqua & Schotia brachypetala or tuberculate in Senna alata.

ii. Anticinal Wall Width: Abaxial epidermis; broad in six studied taxa or narrow in the rest of the taxa under investigation. Adaxial epidermis; broad in eight studied taxa or narrow in the rest of the studied taxa.

iii. Elevation: Abaxial epidermis; raised in. Cassia fistula, Cercis chinensis, Gleditsia caspica & Senna didymobotrya or depressed in the remaining. Adaxial epidermis; raised in five taxa viz. Cassia fistula, Cercis chinensis, Gleditsia caspica & Senna didymobotrya or depressed in the remaining.



iv. Texture: Abaxial epidermis; smooth in 17 out of the studied taxa or granular in the rest (eight taxa). Adaxial epidermis; smooth in 16 studied taxa or granular in the rest of the studied taxa.

v. Periclinal Wall Elevation: Abaxial epidermis; depressed in four taxa viz. Cassia fistula, C. nodosa, Cercis chinensis, Gleditsia caspica & Senna didymobotrya or raised in the rest. Adaxial epidermis; depressed in five taxa viz. Cassia fistula, C. nodosa, Cercis chinensis, Gleditsia caspica & Senna didymobotrya and raised in the remaining.

vi. Texture: Abaxial epidermis; smooth in eight out of the studied taxa or granular in the rest. Adaxial epidermis; smooth in 13 studied taxa or granular in the rest.





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