Table 1
Morphological features of Miuraea migitae and five foliose Bangiales species having similar morphology or habitat from Korea

Miuraea migitae

Porphyra oligospermatangia

Pyropia kuniedae

Py. koreana

Py. tenera

Py. yezoensis

Habitat

6–15-m depth of subtidal zone

Intertidal zone

Low intertidal zone

Low intertidal to 5-m depth of subtidal zone

Upper to middle intertidal zone

Middle intertidal to 5-m depth of subtidal zone

Color

Fire red, pink

Yellowish brown, pale-green toward the base

Purple, greenish red, brownish red

Bright red, brownish red

Yellowish red, brownish red, greenish red

Brownish red, greenish red

Shape

Narrow elliptic, elliptic, obovate, circular

Elliptical, linear, lanceolate

Round, ovate

Elliptical, obovate

Elliptical, round, ovate, obovate

Round, ovate, obovate, oblanceolate, reniform

Basal shape

Cordate, rotund, navel

Round, cordate

Cordate

Cuneate, round

Cuneate, round, cordate

Cuneate, round, cordate, umbilicate

Dentation

Absent

Absent

Absent

Absent

Absent

Absent

Undulation

Present

Present

Present

Present

Present

Present

Length (cm)

13–25

20–40 (−55)

7–9.5

6–10

4.5–20 (−40)

3.5–13

Width (cm)

6–13

5–15

6.5–9

4–8

1.5–9

1–9

Thickness (μm)

24–47

30–56

40–50

20–27

20–40

35–60

Vegetative cell shape

Oblong, triangular, polygonal

Circle, rectangle

Circle, rectangle, triangle

Rectangle

Rectangle

Rectangle

Vegetative cell size (μm)

8–17 × 6–10

7–11 × 6–9

12–15 × 7–10

13–17 × 9–10

15–21 × 9–12

13–19 × 7–14

Basal cell shape

Capitate

Elliptic

Elliptic, capitate

Elliptical

Circle, elliptic

Circle, elliptical

Basal cell size (μm)

15–35 × 6–20

18–42 × 13–21

22–27 × 13–16

22–25 × 9–12

22–33 × 13–21

22–33 × 10–23

Projection of rhizoidal filaments

Both sides

Both sides

Both sides

One side

Both sides

Both sides

Division formula of spermatangia

4 × 4 × 8

4 × 2 × 8

4 × 2–4 × 4–8

4 × 2–4 × 4

4 × 2–4 × 4–8

4 × 2–4 × 8–16

Division formula of zygotosporangia

2 × 2 × 4

2 × 2 × 2–4

2 × 2 × 4

2 × 1 × 2

2–4 × 1–2 × 2–4

2 × 2 × 4

Reference

This study, Kikuchi et al. 2010

Kim and Kim 2011

Hwang and Lee 2001, Kim and Kim 2011

Hwang and Lee 2001, Kim and Kim 2011

Hwang and Lee 2001, Kim and Kim 2011

Hwang and Lee 2001, Kim and Kim 2011