Scientific Name
Carex alopecuroides var. chlorostachya 흰사초
Subgenus classification
: Carex.
Habitats
Occurs in Jeonbuk or Jeonnam.
Stem
Scattered growth, with basal sheath color light brown, and length about 30-60 cm.
Leaves
Leaves longer than the stem or similar to the stem, have glabrous surfaces, width about 5-12 mm.
Inflorescence
The number of spikes two or more. Spike shapes different (showing distinct sexual characteristics), with all spikes unisexual or some spikes bisexual, spikes arranged loosely. Terminal spike sexuality staminate. Lateral spike sexuality pistillate or androgynous, and drooping. Lateral spike length about 3-7 cm. Terminal spike length about 3-7.5 cm. Number of spikes per node one (one spike in one bract).
Bract
Lowermost bract shape leaf-like.
Glume
Staminate 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 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 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 bidentate to bifid mouth. Length 3.5-4 mm.
Achene
Appendage absent, no constrictions.
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