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Arnica / ˈ ɑːr n ɪ k ə / is a ... 6–8 cm (2–3 in) wide with 10–15 cm (4–6 in) long ray florets and numerous disc florets. ... This page was last edited ...
Arnica montana grows in nutrient-poor siliceous meadows or clay soils. [9] It mostly grows on alpine meadows and up to nearly 3,000 m (9,800 ft). In more upland regions, it may also be found on nutrient-poor moors and heaths. However Arnica does not grow on lime soil, [9] thus it is an extremely reliable bioindicator for nutrient poor and ...
Arnica latifolia is a perennial herb growing from a long rhizome and producing a hairy, mostly naked stem 10 to 50 centimeters tall. It has a cluster of leaves around its base and usually a few pairs along the lower part of the stem. The leaves are lance-shaped to broad and nearly heart-shaped, and are usually toothed. [5]
Arnica tomentosa Macoun, syn of subsp. tomentosa. Arnica angustifolia is an Arctic and alpine species of plants in the sunflower family, known by the common names narrowleaf arnica[2] and Arctic arnica. [3] It is native to colder regions in Europe, Asia, and North America (northern and western Canada, Alaska, northern Rocky Mountains. [4]
Description. Arnica lonchophylla is a herbaceous rhizomatous perennial growing 12 to 50 cm tall, with normally unbranched stems. [5] The rhizomes are densely scaly. The 3 to 7 pairs of basal leaves have long petioles (leaf stalk), are three nerved, with margins that are more or less uniformly toothed.
It is native to western North America from Alaska to California to New Mexico, as far east as Ontario and Michigan. [10] [11] It is a plant of many habitat types, including coniferous forests, and moist mountain meadows from sea level to altitudes of above 3,700 metres (12,000 ft), but most commonly between 1,200–3,400 m (4,000–11,000 ft).
Arnica longifolia is a North American species of arnica in the sunflower family, known by the common names seep-spring arnica, [ 2]: 112 longleaf arnica and spearleaf arnica. [ 3] This flowering perennial is native to the forests of western Canada ( British Columbia + Alberta) and the western United States ( Rocky Mountains, Cascades, Coast ...
It has a disjunct ( discontinuous) distribution in western North America and northeastern North America. [4] [5] Arnica lanceolata is a perennial herb usually growing from a small rhizome and producing one or more hairy, glandular stems. The stems are lined with 5 to 10 pairs of oval-shaped, toothed leaves up to 12 centimeters long.