Calopogon tuberosus

Calopogon tuberosus, the tuberous grass pink, is an orchid native to eastern North America.

Distribution
In the United States, it occurs from as far southwest as Texas and Oklahoma and southeast to the Florida Everglades to as far northeast as Maine and as far northwest as Minnesota. In Canada, it is found in all provinces from Newfoundland to Manitoba. It also is found in St. Pierre & Miquelon, Cuba and the Bahamas.

Subspecies

 * Calopogon tuberosus var. simpsonii (Small) Magrath
 * Calopogon tuberosus var. tuberosus

Conservation status
It is listed as "G5 - Secure" under the NatureServe conservation status system. However it is listed as an endangered species by the states of Illinois, Kentucky, and Maryland, and as exploitably vulnerable by New York.

 Calopogon tuberosus - wild pink orchid.jpg|Wild pink orchid Calopogon_tuberosus.jpg|Flower and buds in Saco Heath, Maine 