Pascopyrum is a monotypic genus of grass containing the sole species Pascopyrum smithii, which is known by the common name western wheatgrass, though the common nickname is red-joint wheatgrass, from the red coloration of the nodes.
 This is a sod-forming rhizomatous perennial grass which is native and common throughout most of North America.
 It grows in grassland and prairie in the Great Plains, where it is sometimes the dominant grass species.
 It is the state grass of North Dakota, South Dakota, and Wyoming.
The Bahamas is an archipelagic state of the Lucayan Archipelago consisting of more than 700 islands, cays, and islets in the Atlantic Ocean; north of Cuba and Hispaniola (Haiti and the Dominican Republic); northwest of the Turks and Caicos Islands; southeast of the US state of Florida and east of the Florida Keys.
 Its capital is Nassau on the island of New Providence.
 The designation of "The Bahamas" can refer to either the country or the larger island chain that it shares with the Turks and Caicos Islands.
 As stated in the mandate/manifesto of the Royal Bahamas Defence Force, the Bahamas territory encompasses 180000 sqmi of ocean space.
Panicum amarum is a species of grass known by the common name bitter panicum.
 It is native to North America, where it is found in coastal regions along the East Coast and Gulf Coast of the United States and into northeastern Mexico.
 It also occurs in The Bahamas and in Cuba.
Agarista populifolia is a species in the family Ericaceae with the common name of Florida hobblebush.
 It forms dense thickets which are difficult to penetrate, thus the common name.
 Stems often lean and arching.
 It is found in the southeastern United States inhabiting moist to wet woodlands.
 It is an evergreen shrub with small white flowers on the underside of its arching branches.
The Bahamas ( ), known officially as the Commonwealth of The Bahamas, is an archipelagic state within the Lucayan Archipelago.
 It consists of more than 700 islands, cays, and islets in the Atlantic Ocean and is located north of Cuba and Hispaniola (Haiti and the Dominican Republic); northwest of the Turks and Caicos Islands; southeast of the US state of Florida and east of the Florida Keys.
 The capital is Nassau on the island of New Providence.
 The designation of "the Bahamas" can refer either to the country or to the larger island chain that it shares with the Turks and Caicos Islands.
 As stated in the mandate/manifesto of the Royal Bahamas Defence Force, the Bahamas territory encompasses 180000 sqmi of ocean space.
Poa diaboli is a rare species of grass known by the common name Diablo Canyon bluegrass.
 It is endemic to San Luis Obispo County, California, where it is known from about five occurrences in the San Luis Mountains near the coast.
 The type specimen was collected in Montaña de Oro State Park and the grass was described as a new species in 2003.
 The grass occurs on rugged mountaintops and north-facing slopes in thin soils covering shale rock within a few kilometers of the coastline.
 Its habitat includes chaparral, oak woodland, coastal sage scrub, and Bishop pine forest.
Cynodon dactylon, also known as Vilfa stellata dūrvā" grass, Dhoob, Bermuda grass, dubo, dog's tooth grass, Bahama grass, devil's grass, couch grass, Indian "doab, arugampul, grama, wiregrass and scutch grass, is a grass that originated in the Middle East.
 Although it is not native to Bermuda, it is an abundant invasive species there.
 It is presumed to have arrived in North America from Bermuda, resulting in its common name.
 In Bermuda it has been known as "crab grass".
Leersia oryzoides is a species of grass known by the common name rice cutgrass or just cut-grass.
 It is a widespread grass native to Europe, Asia, and North America and present in many other regions, such as Australia, as an introduced species.
 This is a rhizomatous perennial grass growing to a maximum height between 1 and 1.5 meters.
 The leaves are up to about 28 centimeters long and have very rough, minutely toothed edges.
 The inflorescence is a loose, open array of wavy, hairlike branches bearing rows of spikelets.
 Each spikelet is a flat fruit with a rough, bristly lemma without an awn, and no glumes.
 Some of the spikelet branches develop within the sheaths of the leaves and are cleistogamous.
 This grass is sometimes used for erosion control and restoring wetlands.
Brachiaria mutica is a species of grass known by the common names para grass, buffalo grass, Mauritius signal grass, pasto pare, malojilla, gramalote, parana, Carib grass, and Scotch grass.
 Despite its common name California grass, it does not occur in California; it is native to northern and central Africa and parts of the Middle East, where it is cultivated for fodder.
 It was introduced elsewhere and it is now cultivated throughout tropical regions of the world for this purpose.
The Pathans of Bihar in India are said to have settled in the region from the 13th century CE onwards.
 These Pashtun people are known as "Pathan" in the Hindustani language.
 Another common name for the community is Khan, which also a common surname.
 Lohani Pashtuns ruled a princely state within Bihar.

Question: What is the common name of the the species of grass inhabiting the archipelagic state within the Lucayan Archipelago?
Answer: bitter panicum