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Table 1 Size distributions of Ilex cornuta male, female, and unsexed trees in the two populations on Jeju Island. \( \overline{\mathrm{X}} \) ± 1 SD is provided for each variable. Ranges are within parentheses

From: Sex-related demographics in two remnant populations of a dioecious tree Ilex cornuta (Aquifoliaceae): implications for conservation

Population

No. of trees

Basal diameter (cm)

Tree height (m)

No. of ramets/genet

YS

Male

49

4.7 ± 3.2 (1.5–16.2)

1.5 ± 0.7 (0.5–3.8)

1.6 ± 1.4 (1–8)

Female

25

5.1 ± 4.0 (1.5–20.0)

1.6 ± 0.7 (0.6–3.5)

2.0 ± 2.0 (1–10)

Unsexed

20

3.5 ± 2.5 (1.5–13.0)

1.2 ± 0.5 (0.5–1.9)

1.5 ± 0.9 (1–4)

 Mean

94

4.6 ± 3.3

1.5 ± 0.6

1.7 ± 1.5

GP

Male

13

4.1 ± 1.8 (2.0–7.8)

1.9 ± 0.4 (1.3–2.4)

3.2 ± 2.0 (1–9)

Female

13

4.9 ± 2.4 (2.8–10.3)

2.2 ± 0.7 (1.4–3.2)

4.6 ± 3.0 (1–12)

Unsexed

7

3.4 ± 1.2 (1.9–5.0)

1.3 ± 0.4 (0.8–12.0)

3.3 ± 3.6 (1–9)

 Mean

33

4.3 ± 2.0

1.9 ± 0.6

3.8 ± 3.0