Photographer: Damon A. Smith
Acorus calamus L.
Acorus: the Latin akoron was the Greek name of an iris
calamus: from Greek mythological figure Kalamos, the son of Maiandros (aka Meander), god of the Meander River.
|Status: ||Introduced - naturalized|
|Plant: ||erect, perennial, emergent semi-aquatic up to 6' tall; sweet spicy smell when crushed; very long, aromatic rhizomes|
|Flower: ||yellow to brown, tiny, 6-parted; inflorescence a 2"-4" dense, thick, pointed spadix protruding from the side of leaf-like spathe; blooms June-July|
|Fruit:||brown berry, dry on the outside|
|Leaf:||sweetly aromatic, crowded at the base, long, narrow, sword-like, only midvein prominently raised, 1 wavy margin|
|Habitat: ||shallows, ponds, marshes, in water less than 20" deep; in sediment soil|