Melica grandiflora is a species of grass that can be found in Japan, Korea and China.
The species is perennial and caespitose with culms that are 15– long. The leaf-sheaths are tubular and are closed on one end while the leaf-blades are 4– long and 2– wide. The membrane is eciliated, 0.3- long, and is pubescent on the surface. The panicle is open, linear, is 3– long and carry 4–6 fertile spikelets. The main panicle branches are indistinct and almost racemose.[1]
Spikelets are oblong, pendulous and solitary. They are also 6- long and have fertile spikelets that are pediceled. The pedicels are filiform, curved, and puberulous. The spikelets have 1-2 fertile flores which are diminished at the apex while the sterile florets are only 2-3 in number and are barren, lanceolate, clumped and are long. Both the upper and lower glumes are keelless, membranous, and oblong. They are also 4- long and have obtuse apexes. Its palea have thick keels and obtuse apex. Flowers are fleshy, oblong and truncate. They also grow together and have 3 anthers that are 1.5- long. The fruits are caryopsis with additional pericarp and linear hilum.[1]
Melica grandiflora can be found growing on mountain slopes on the elevation of 500-, in forests and shrubs and on roadsides that are weedy or grassy. Its flowering time is April to July.[2]