Scientific Name

Carex vesicaria L. 새방울사초

Subgenus classification

: Carex.

Habitats

Occurs in Gangwon, and it lives in wetland.

Stem

Scattered growth, with basal sheath color dark brown to reddish brown, and length about 30-100 cm.

Leaves

Leaves shorter than the stem, have glabrous surfaces, width about 2-5 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, and erect to ascend. Lateral spike length about 3-7 cm. Terminal spike length about 2-3.5 cm. Number of spikes per node one (one spike in one bract).

Bract

Lowermost bract shape leaf-like.

Glume

Staminate glume awn absent. Pistillate glume awn absent. Pistillate glume color whitish green to light brown.

Perigynium

Transverse section trigonous to terete. Perigynium shape ovate-lanceolate (the broadest part near the base), and densely flowered. Perigynium glabrous. Beak long (beak more than one-third of the total length), thick (the beak is not distinguished from the perigynium , and the starting point of the beak is more than one-third of the widest part of the perigynium), with truncate mouth. Length 6-8 mm.

Achene

Appendage absent, no constrictions.