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Stigma Characteristics

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1. It is desirable to possess longer and exserted stigma, longer stigma receptivity and wider angle of floret opening is essential for better outcrossing.

2. Floret opening angle varies among cultivars from 25 degrees in long slender spikelets to 35 degrees in short, coarse spikelets.

3. Rice Stigma remains receptive for 2-3 days from the day of opening.

File Courtesy: 
Morphological and Floral Characteristics of Rice( Dr. A. S. Hari Prasad DRR)
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