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Caltha palustris, known as marsh-marigold [1] and kingcup, is a small to medium sized perennial herbaceous plant of the buttercup family, native to marshes, fens, ditches and wet woodland in temperate regions of the Northern Hemisphere. It flowers between April and August, dependent on altitude and latitude, but occasional flowers may occur at ...
The alpine marsh-marigold is a small hairless, perennial alpine herb, with short, stout rhizomes, and forms dense mats.Its leaves have petioles of about 5 cm long with a leaf blade that is oblong or lanceolate rounded triangular, 8–40 mm long, emarginate, with 2 lanceolate triangular appendages of 4–20 mm long on the upper surface.
Caltha is a genus of rhizomatous perennial flowering plants in the family Ranunculaceae ("buttercup family"), to which ten species have been assigned. They occur in moist environments in temperate and cold regions of both the Northern and Southern Hemispheres. [3]
Caltha scaposa is a low, perennial herb with one or two yellow hermaphrodite saucer-shaped flowers. This marsh-marigold species belongs to the buttercup family, grows in moist alpine fields and is native to the eastern Himalayas and the mountains on the eastern margin of the Tibetan highland.
Marsh marigolds. Floating marsh marigold (Caltha natans; endangered) Common marsh marigold (Caltha palustris) Milk vetches. Alpine milk vetch (Astragalus alpinus; endangered) Canada milk vetch (Astragalus canadensis) Cooper's milk vetch (Astragalus neglectus) Field milk vetch (Astragalus agrestis) Loose-flowered milkvetch (Astragalus tenellus)
Caltha leptosepala subsp. howellii. This is a perennial herb growing a mostly naked stem with leaves located basally. The leaves are up to 13 or 15 centimetres (5 or 6 inches) long and may have smooth, wrinkled, or toothed edges.
Caltha natans is an aquatic herbaceous perennial that is insect pollinated. Unlike other species of Caltha that are found in North America, C. natans shows relatively little morphological variation, and has not been divided into infraspecific taxa.
This marsh and fen site has two ponds and a network of dykes. The wildlife is diverse and flowering plants include ragged-robin, yellow flag, marsh marigold and southern marsh orchid. There are birds such as marsh harriers and hen harriers, and mammals including otters and water voles. [1] There is access from Westleton Road.