草皮泄水道

Bermuda grass

grass

Such kindness of warm sun, can't be repaid by grass.

barnyard grass

orchard grass; cock's foot grass; Dactylis glomerata L.

Poaceae;Graminae;grass family

Phalaris arundinacea Lo; reed canary-grass

Vallisneria spiralis L.var.asiatica Makino;Eel-grass;V.asiatica Miki