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Specimen
Scientific Name
Carex arnellii Christ ex Scheutz 무산사초
Subgenus classification
: Carex.
Habitats
Occurs in Gangwon, and it lives in high altitude (approximately 1000m or higher).
Stem
Scattered growth (?) or Clumped growth (?), with basal sheath color light brown (?) or dark brown to reddish brown (?), and length about 25-90 cm.
Leaves
Leaves similar to the stem, have glabrous surfaces, width about 3-4 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 drooping. Lateral spike length about 2-3.5 cm. Terminal spike length about NaN 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 short (awn less than one-third of the total length) or long (awn more 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) (?), elliptical to narrow elliptical (the broadest part in the center) (?) or ovate-lanceolate (the broadest part near the base) (?), and densely flowered. Perigynium glabrous. Beak short (beak less than one-third of the total length) or long (beak more than one-third of the total length), thin (the beak is clearly distinguished from the perigynium, and the starting point of the beak is less than one-third of the widest part of the perigynium) (?) or 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 bidentate to bifid mouth. Length 4-4.5(-7) mm.
Achene
Appendage absent, no constrictions.
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