![]() It forms a higher quality turf than bermudagrass in poor conditions, such as wet soils and low light levels, and with fewer nitrogen soil amendments. This grass has been bred into cultivars which are used for golf course turf and other landscaping projects. The genome of Paspalum vaginatum was sequenced in 2022 and the species' haploid genome was determined to be approximately 590 megabases in size. In the wild this species grows in salt marshes and brackish marshes. It spreads by its rhizomes and stolons, forming a thick turf. The branches are lined with oval to lance-shaped spikelets which grow pressed against the branches, making the panicle narrow. The panicle is usually a pair of branches up to 7.9 centimetres (3.1 in) long there is sometimes a third branch below the pair. The leaf blades are 10 to 19 centimetres (3.9 to 7.5 in) long and may be hairless to slightly hairy. The stems grow 10 to 79 centimetres (3.9 to 31.1 in) tall. It is a perennial grass with rhizomes or stolons. ![]() It is also cultivated as a turfgrass in many places. It is found throughout the other tropical areas of the world, where it is an introduced species and sometimes an invasive weed. It is native to the Americas, where it grows in tropical and subtropical regions. ![]() ![]() Paspalum vaginatum is a species of grass known by many names, including seashore paspalum, biscuit grass, saltwater couch, silt grass, and swamp couch. ![]()
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