Lomatogonium rotatum (L.) Fries ex Fern. | Species Image Gallery (opens in a new window) |
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TAXONOMY | |||||||||||||||||||||||||||
Family: | Gentianaceae | ||||||||||||||||||||||||||
Genus: | Lomatogonium | ||||||||||||||||||||||||||
Species Synonyms: | Lomatogonium rotatum ssp. tenuifolium
(Griseb.) Porsild Pleurogyne rotata (L.) Griseb. |
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Common Names: | marsh felwort | ||||||||||||||||||||||||||
DISTRIBUTION | |||||||||||||||||||||||||||
Canada: | Yukon Territory – Mackenzie District – Victoria Island, Hudson Bay coast, Atlantic Coast (Labrador – Newfoundland – Nova Scotia), south-central Saskatchewan – west-central Manitoba | ||||||||||||||||||||||||||
Saskatchewan: | south to central Saskatchewan; Turtleford – Mortlach | ||||||||||||||||||||||||||
Ecoregion: | Mixed Grassland, Moist Mixed Grassland, Aspen Parkland, Boreal Transition, Mid-Boreal Upland | ||||||||||||||||||||||||||
HABITAT | |||||||||||||||||||||||||||
Saskatchewan: | moist meadow depressions and marshy shores | ||||||||||||||||||||||||||
Associated Species: | Almutaster pauciflorus, Gentianopsis macounii, Juncus alpinoarcticus ssp. nodulosus, Parnassia palustris, Salix candida, Viola nephrophylla | ||||||||||||||||||||||||||
RARITY STATUS | |||||||||||||||||||||||||||
Provincial
Status According to Harms (2003): |
Vulnerable |
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Nature Conservancy Status: | G5 S2 |
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Saskatchewan
Species at Risk Status: |
None |
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COSEWIC Status: | None |
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Lomatogonium rotatum is vulnerable because it is rare or uncommon in Saskatchewan. It occurs in two or three general regions of the province, but with few localities. Local population sizes vary. No immediate threats are known for this species. | |||||||||||||||||||||||||||
SPECIES DESCRIPTION | |||||||||||||||||||||||||||
Height: | 1 – 35 cm | ||||||||||||||||||||||||||
Roots: | fibrous | ||||||||||||||||||||||||||
Stems: | annual, slender, simple or branched above, branches strongly ascending | ||||||||||||||||||||||||||
Leaves: | basal oblanceolate or spatulate, soon withering; cauline leaves sessile, mostly linear or oblong, purplish green, glabrous | ||||||||||||||||||||||||||
Inflorescence: | heads terminal, occasionally also axillary at upper nodes, few-flowered | ||||||||||||||||||||||||||
Flowers: | 4- or 5-merous; calyx deeply cleft, lobes narrow and equalling corolla; corolla 10 – 12 mm long, rotate, each division with a pair of scale-like appendages near base; stamens inserted at base of corolla; style none; stigmas 2, on sides of ovary | ||||||||||||||||||||||||||
Fruits: | capsule cylindrical | ||||||||||||||||||||||||||
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