''Poa paludigena'' is a species of

grass Poaceae ( ), also called Gramineae ( ), is a large and nearly ubiquitous family (biology), family of monocotyledonous flowering plants commonly known as grasses. It includes the cereal grasses, bamboos, the grasses of natural grassland and spe ...

known by the common names bog bluegrass, marsh bluegrass, slender marsh bluegrass, and Patterson's bluegrass. It is native to the northeastern United States.''Poa paludigena''.
Grass Manual Treatment. This perennial grass forms loose tufts of slender, weak, pale green stems up to 55 centimeters tall. It has no

stolon In biology, a stolon ( from Latin ''wikt:stolo, stolō'', genitive ''stolōnis'' – "branch"), also known as a runner, is a horizontal connection between parts of an organism. It may be part of the organism, or of its skeleton. Typically, animal ...

s and rarely has small

rhizome In botany and dendrology, a rhizome ( ) is a modified subterranean plant stem that sends out roots and Shoot (botany), shoots from its Node (botany), nodes. Rhizomes are also called creeping rootstalks or just rootstalks. Rhizomes develop from ...

s. The thin leaves are no more than 2 millimeters wide and 10 centimeters long. The

inflorescence In botany, an inflorescence is a group or cluster of flowers arranged on a plant's Plant stem, stem that is composed of a main branch or a system of branches. An inflorescence is categorized on the basis of the arrangement of flowers on a mai ...

is an open

panicle In botany, a panicle is a much-branched inflorescence. (softcover ). Some authors distinguish it from a compound spike inflorescence, by requiring that the flowers (and fruit) be pedicellate (having a single stem per flower). The branches of a p ...

of just a few small spikelets. It is difficult to distinguish from related species without microscopic examination.''Poa paludigena''.
Center for Plant Conservation. It is similar to other ''

Poa ''Poa'' is a genus of about 570 species of Poaceae, grasses, native to the temperate regions of both hemispheres. Common names include meadow-grass (mainly in Europe and Asia), bluegrass (mainly in North America), tussock (some New Zealand spe ...

'' such as ''

Poa compressa ''Poa compressa'', the Canada bluegrass or flattened meadow-grass, is a perennial flattened meadow grass, similar to common meadow-grass, ''Poa pratensis''. It is native to Europe but it can be found nearly worldwide as an introduced species. I ...

''.''Poa paludigena''.
The Nature Conservancy. This grass grows in cool

wetland A wetland is a distinct semi-aquatic ecosystem whose groundcovers are flooded or saturated in water, either permanently, for years or decades, or only seasonally. Flooding results in oxygen-poor ( anoxic) processes taking place, especially ...

habitat types such as

bog A bog or bogland is a wetland that accumulates peat as a deposit of dead plant materials often mosses, typically sphagnum moss. It is one of the four main types of wetlands. Other names for bogs include mire, mosses, quagmire, and musk ...

swamp A swamp is a forested wetland.Keddy, P.A. 2010. Wetland Ecology: Principles and Conservation (2nd edition). Cambridge University Press, Cambridge, UK. 497 p. Swamps are considered to be transition zones because both land and water play a role in ...

s, and

wet meadow A wet meadow is a type of wetland with soils that are Solubility, saturated for part or all of the growing season which prevents the growth of trees and brush. Debate exists whether a wet meadow is a type of marsh or a completely separate type of ...

s. It may grow in mucky spots with ''

Sphagnum ''Sphagnum'' is a genus of approximately 380 accepted species of mosses, commonly known as sphagnum moss, also bog moss and quacker moss (although that term is also sometimes used for peat). Accumulations of ''Sphagnum'' can store water, since ...

'' moss and spring-fed swamp habitat dominated by ''

Fraxinus nigra ''Fraxinus nigra'', or the black ash, is a species of ash native to much of eastern Canada and the northeastern United States, from western Newfoundland (island), Newfoundland west to southeastern Manitoba, and south to Illinois and northern Virg ...

'' and ''

Betula alleghaniensis ''Betula alleghaniensis'', the yellow birch, golden birch, or swamp birch, is a large tree and an important lumber species of birch native to northeastern North America. Its vernacular names refer to the golden color of the tree's bark. In the pa ...

''. It is not an

aquatic plant Aquatic plants, also referred to as hydrophytes, are vascular plants and Non-vascular plant, non-vascular plants that have adapted to live in aquatic ecosystem, aquatic environments (marine ecosystem, saltwater or freshwater ecosystem, freshwater ...

, but it is found in very wet environments. Other species in the habitat may include ''

Alnus incana ''Alnus incana'', the grey alder, tag alder or speckled alder, is a species of multi-stemmed, shrubby tree in the birch family, with a wide range across the cooler parts of the Northern Hemisphere. Tolerant of wetter soils, it can slowly spread w ...

'' ssp. ''rugosa'', ''

Calamagrostis canadensis ''Calamagrostis canadensis'' is a species of grass, having three or more varieties, in the family Poaceae. It is known variously by the common names of bluejoint, bluejoint reedgrass, marsh reedgrass, Canadian reedgrass, meadow pinegrass, Canada ...

'', ''

Cypripedium reginae ''Cypripedium reginae'', known as the showy lady's slipper, pink-and-white lady's-slipper, or the queen's lady's-slipper, is a rare lady's-slipper orchid native to northern North America. Although never common, this plant has vanished from much ...

'', ''

Doellingeria umbellata ''Doellingeria umbellata'', known by the common names tall flat-topped white aster, parasol whitetop, or tall white-aster, is a North American plant species in the family Asteraceae. It is native to Canada (from Alberta to Newfoundland), St. Pie ...

'', ''

Eupatorium perfoliatum ''Eupatorium perfoliatum'', known as common boneset or just boneset, is a North American perennial plant in the family Asteraceae. It is a common native to the Eastern United States and Canada, widespread from Nova Scotia to Florida, west as far ...

'', '' Galium asprellum'', ''

Geum rivale ''Geum rivale'', the water avens, is a flowering plant in the genus ''Geum'' within the family Rosaceae. Other names of the plant are nodding avens, drooping avens, cure-all, water flower and Indian chocolate. It is native to the temperate region ...

'', ''

Impatiens capensis ''Impatiens capensis'', the orange jewelweed, common jewelweed, spotted jewelweed, jewelweed, spotted touch-me-not, or orange balsam, is an annual plant in the family Balsaminaceae that is native to North America. It is common in bottomland so ...

'', ''

Larix laricina ''Larix laricina'', commonly known as the tamarack, hackmatack, eastern larch, black larch, red larch, or American larch, is a species of larch native to Canada, from eastern Yukon and Inuvik, Northwest Territories east to Newfoundland, and als ...

'', ''

Onoclea sensibilis ''Onoclea sensibilis'', the sensitive fern, also known as the bead fern, is a coarse-textured, medium to large-sized deciduous perennial plant, perennial fern. The name comes from its sensitivity to frost, the fronds dying quickly when first touc ...

'', '' Polygonum sagittatum'', '' Rhamnus alnifolius'', '' Symphyotrichum lanceolatum'', ''

Symphyotrichum puniceum ''Symphyotrichum puniceum'' (formerly ''Aster puniceus''), is a species of flowering plant in the Family (biology), family Asteraceae Native plant, native to eastern North America. It is commonly known as purplestem aster, red-stalk aster, red- ...

'', and ''

Thelypteris palustris ''Thelypteris palustris'', the marsh fern, or eastern marsh fern, is a species of fern native to eastern North America and across Eurasia. It prefers to grow in swamps, bogs, wet fields or thickets, fresh tidal and nontidal marshes, or wooded str ...

''. Potential threats to the species include destruction or degradation of the fragile wetland communities where it occurs, but none of the occurrences appear to be in imminent danger of

extirpation Local extinction, also extirpation, is the termination of a species (or other taxon) in a chosen geographic area of study, though it still exists elsewhere. Local extinctions are contrasted with extinction, global extinctions. Local extinctions ...

References

External links

USDA Plants Profile
{{Taxonbar, from=Q7206148 paludigena Grasses of the United States