Morphology and Histology of madhukarkai - Citrus maxima

madhukarkai - Citrus maxima - Rutaceae

madhukarkai :

Fruiting tree in Florida Photograph by: North Carolina State University Herbarium


Morphology:

Leaves: large evergreen oblong to elliptic leaves, 10.5 to 20 cm (4 to 8 in) long. Frequently emarginated, Pubescent beneath. Acute apex, Asymmetric base, entire margin, characteristic odour. Petioles: broadly winged     
Flowers: Large, White Stamens: 16-24 Fruit: large, pale yellow, globose or pyriform, rind thick, pulp varying in colour from crimson to pale pink or yellow 


Histology:

Microscopy of the leaf shows abundant anisocytic stomata both surfaces of leaf, presence of vascular bundle in xylem vessels. Thick, ovoid, rectangular epidermal cells were present. Uniserate, multicellular, thin walled, unlignified, covering trichomes were present. Spongy parenchyma cells were present. Calcium oxalate crystals were present in the parenchymatous cells. Starch grains were present except vascular bundle. Oil globules were present in leaf. 

Dr Mohamed Rifas

A dual country licensed Ayurveda Physician, currently working in Dubai as Head of Ayurveda and Yoga department. He also works as visiting doctor for Dr Hassan Ayurveda Brain and Spine Specialty Hospital. He is specialized in joint issues, brain and spine related issues and gastrointestinal issues with respect to anxiety.
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