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Morphology and Histology of chatrii - Leea indica (Burm.f.) Merr...

chatrii :

Leea indica


Morphology:

L. indica is a shrub, treelet or small tree which is measuring 2-10 m tall, with many- or single-stemmed, frequently stilt-rooted while its stems are smooth to pubescent. The leaves are 2-3-pinnate, 7-numerous leaflets, with a size of measure 10-35 cm long rachis and with 10-25 cm long petiole. The obovate stipules are up to measure 6 cm x 4 cm, early caducous, usually hairless, ovate-oblong to ovate-lance-shaped or elliptical to elliptical-lance-shaped leaflets, with a size of measuring  10-24 cm x 3-12 cm, wedge-shaped base to rounded, acute to acuminate apex, serrate to shallowly dentate margin, with small pearl-glands, inconspicuous and rapidly caduceus. The cyme is measure about 10-25 cm long, usually lax, sometimes compact and hairless to pubescent. The bracts are deltoid to narrowly triangular that up to measure 4mm long. The flowers are greenish-white, measuring about 2-3 mm x 3-4 mm sepal and they are smooth to pubescent. The staminodial tube is measure about 2-2.5 mm long which the upper free part is about 1-2 mm long, shallowly retuse lobes, notched or cleft and shallow sinuses. The ovary is 6-celled. The purple-black berry is measure 5-10 mm in diametre and it is 6-seeded. The seed is with a size measure of  5 mm x 4 mm  

Histology:

Transverse section of stem shows the cortex region, 

collenchymatous tissue, closed vascular bundle surrounded by fiber 

layer, and secretory cells. Starch grains are absent.

Transverse section of midrib consists of open vascular bundle 

not surrounded by fiber layer, druses crystals and secretory cells. 

Trichomes are absent.

Transverse section of margin shows the presence of secretory cells. 

Trichomes are found to be absent.

Transverse section of lamina shows uniseriate and smooth 

epidermis with trichomes, palisade cells, raphid, druses crystals and 

secretory cells.

Transverse section of the petiole consists of collenchymatous 

cortex, closed vascular bundle, druses and raphid crystals and 

trichomes. Starch grains are absent


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