Erigeron acris L., Sp. Pl. 2: 863 1753 ...
5. Erigeron acris L., Sp. Pl. 2: 863 (1753). Type. Probably southern Sweden. Herb. Linnaeus 994.16 (lectotype LINN, designated by Huber (1993: 44)). Description. Stems 25-40 cm tall, branched in the upper half, green or slightly to rather intensely purple-coloured, evenly covered by abundant hairs 1...
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Zenodo
2023
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| Online Access: | https://dx.doi.org/10.5281/zenodo.10170230 https://zenodo.org/doi/10.5281/zenodo.10170230 |
| Summary: | 5. Erigeron acris L., Sp. Pl. 2: 863 (1753). Type. Probably southern Sweden. Herb. Linnaeus 994.16 (lectotype LINN, designated by Huber (1993: 44)). Description. Stems 25-40 cm tall, branched in the upper half, green or slightly to rather intensely purple-coloured, evenly covered by abundant hairs 1-1.3(1.5) mm long. Cauline leaves 5-10 under the synflorescence, spaced, gradually decreasing towards the stem top, completely covered by numerous hairs 0.5-1 mm long on both sides. Synflorescence with long branches carrying solitary to 2-3 capitula, nearly corymbose at the top, with numerous hairs 0.4-0.7(1) mm long. Phyllaries 6-7.5 mm long, green or purple-coloured on the tips, completely covered by hairs up to 0.7-1 mm long. Ray flowers pale-pink. Pappus greyish-white. Flowers in July to August, fruits in August. Distribution in Murmansk Region. Kandalaksha Town, Nivsky Village, Kandalaksha and Apatity industrial areas, Apatity Town, Pasvik, Tetrino Village (Fig. 8A). Global distribution. Boreal, Hemiboreal ... : Published as part of Sennikov, Alexander N. & Kozhin, Mikhail N., 2023, Taxonomic revision of the Erigeron acris group (Asteraceae) in Murmansk Region, Russia, reveals a complex pattern of native and alien taxa, pp. 83-128 in PhytoKeys 235 on page 83, DOI: 10.3897/phytokeys.235.111020 ... |
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