THE 



journal of Indian Botanp* 



Vol. I. APRIL, 1920. No. 8. 



THE PHYSIOLOGICAL ANATOMY OF THE 

 PLANTS OF THE INDIAN DESERT 



BY 



T. S. Sabnis, B.A., M.Sc. 



St. Xavier's College, Bombay. 

 {Continued from £>. 107.) 





PAPILlONACEAE-(Cow^). 



Crotalaria Medicaginea Law.— Figs. 102, 103. Epidermal 

 cells tabular. Mesophyll bifacial. Veins embedded and enclosed in 

 bundle-sheaths. Tannin sacs found near the veins. External glands 

 absent. Assimilatory tissue in the axis parenchy-matous. Pericycle 

 formed of stone-cells. Medullary rays uniseriato. Pith formed of 

 thin-walled cells. 



Indigofera linifolia Bets, — Epidermal cells tabular. Meso- 

 phyll isobilateral ; Veins embedded and enclosed in bundle-sheaths. 

 Tannin sacs in the middle of fcha mesophyll, in cortex and pith. 

 Clothing hairs in the form of two-armed trichomes. External glands 

 absent. Assimilatory tissue in the axis chlorenchymatous. Pericycle 

 formed of bast fibres. Medullary rays uniseriate. Pith formed of 

 thin walled cells. 



Indigofera cordifolia Heync— Figs. 104, 105. Epidermal 

 cells tabular. Mesophyll isobilateral. Veins embedded and enclosed 

 in bundle-sheaths. Tannin sacs in the middle of the mesophyll, 

 in cortex and pith. Clothing hairs in the form of two-armed 

 trichomes. External glands absent. Assimilatory tissue in the 

 axis chlorenchymatous. Pericycle formed of bast fibres. Medullary 

 rays uniseriate. Pith formed of thin-walled cells. 



Indigofera paucifolia Del— Figs. 106, 107. Epidermal cells 

 tabular, Mesophyll isobilateral. Veins embedded and enclosed in 

 bundle-sheaths. Tannin sacs in the palisade tissue, in cortex and 

 pith. Clothing hairs in the form of two«armed trichomes. External 



