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Table 7 Summary of reproductive stages of 18 B. dulcis individuals observed for one year in the RBBM

From: Ethnoecology of the palm Brahea dulcis (Kunth) Mart. in central Mexico

Stage

Duration in fortnights ± 1 s.e. (range)

N complete

N underestimated

average structures/individual/fortnight

Months

Emerging

3 ± 0

4

4

2 - 4

April–June

Pubescent

14 *

1

4

3 - 4

July–January (n = 1) and June–July (n = 4)

Bud

10.62 ± 1.45 * (5 – 17)

1

9

1 - 2.5

July–April

Flower

6.65 ± 1.47 (3 – 10)

6

0

1 - 2.5

Sept–July (main Nov–April)

Dry flower

2.67 ± 0.56 (1 – 5)

6

0

1 - 3

Sept–July (main Feb–May)

Total inflorescence

36.9

    

Green

7.20 ± 1.48 (1 to 14.8)

1

10

2 - 4

July–Feb (n = 9) and May–July (n = 1)

Yellow

4.69 ± 0.94 (1–9)

9

0

2.0 - 5.5

August–April (main Sept–Dec)

Black

6.37 ± 1.06 (4–14)

9

0

2.0 - 7.0

Nov–July

Dry

--

  

2.8 - 4.57

year-round

Total infructes-cence

18.26

    

Duration

55.2

    
  1. N complete = number of reproductive structures where the entire stage was observed. N underestimated = number of reproductive structures where a partial stage was observed (had already started development before observation period, or stage not completed at end of observation period). When N is two or more, the standard error (s.e) is provided. Details in Additional file 1.