Scientific Name

Carex matsumurae Franch. 왕밀사초

Subgenus classification

: Carex.

Habitats

Occurs in Gyeongbuk or Jeonnam, and it lives in coastline.

Stem

Clumped growth, with basal sheath color dark brown to reddish brown, and length about 30-50 cm.

Leaves

Leaves longer than the stem, have glabrous surfaces, width about 5-15 mm.

Inflorescence

The number of spikes two or more. Spike shapes different (showing distinct sexual characteristics), with all spikes unisexual, spikes arranged loosely. Terminal spike sexuality staminate. Lateral spike sexuality pistillate or androgynous, and erect to ascend. Lateral spike length about 2-4 cm. Terminal spike length about 3-6 cm. Number of spikes per node one (one spike in one bract).

Bract

Lowermost bract shape thread-like.

Glume

Staminate glume awn absent. Pistillate glume awn short (awn less than one-third of the total length). Pistillate glume color whitish green to light brown.

Perigynium

Transverse section trigonous to terete. Perigynium shape obovate (the broadest part near the apex) or elliptical to narrow elliptical (the broadest part in the center), and densely flowered. Perigynium glabrous. Beak short (beak less than one-third of the total length), with truncate mouth. Length 3.5-4.5 mm.

Achene

Appendage present, no constrictions.