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Table 1 Classification of rice panicles and florets for categorization of anther development stages

From: Analysis of anther transcriptomes to identify genes contributing to meiosis and male gametophyte development in rice

 

Anther Development

 

(PMA) Pre-meiotic anther

(MA) Meiotic anther

(SCP) Anther with single celled pollen

(TPA) Anther with tri-nucleate pollen

Anther development stage [47]

Stage 3-5

Stage 6-8

Stage 9-10

Stage 12-14

Anther length (mm)

0.35-0.45

0.50-0.85

0.90-0.95

2.0-2.5

Floret length (mm)

1.5-2.5

3.5-6.0

7.0-7.5

>8.0

Panicle length (cm)

1.0-5.0

6.0-11.0

8.0-15.0

25.0-30.0

  1. Note: Panicle, floret and anther length indexing is standardized only for IR64 cultivar of Oryza sativa subsp. indica, and may vary in different cultivars of rice