Published November 24, 2021 | Version v1
Taxonomic treatment Open

Phlegmariurus chiricanus ­­­ (Maxon) B. Øllgaard 2012

  • 1. Herbarium AAU, Science Museums of the University of Aarhus, and Section for Ecoinformatics and Biodiversity, Department of Biology, Build. 1137, University of Aarhus, DK- 8000 Aarhus C., Denmark; benjamin. oellgaard @ bio. au. dk; https: // orcid. org / 0000 - 0003 - 0408 - 7134
  • 2. Department of Biological and Environmental Sciences, University of Gothenburg, Göteborg, Sweden; westontesto @ gmail. com; https: // orcid. org / 0000 - 0003 - 3194 - 5763 & Gothenburg Global Biodiversity Center, Göteborg, Sweden

Description

6.­­­ Phlegmariurus chiricanus ­­­ (Maxon) B. Øllgaard (2012b: 13). Fig. 5

Lycopodium chiricanum Maxon (1913: 176).— Urostachys chiricanus (Maxon) Nessel (1939: 45).— Huperzia chiricana (Maxon) Holub (1985: 71). Type:— PANAMA: Upper belt and summit of Chiriquí Volcano, 3025—3374 m elev., rocky slope, Maxon 5364 (US 675719 holotype; MO, NY, BONN-Nessel 56, fragment isotypes).

Erect from an ascending base, tufted, 8–12 cm tall. Shoots homophyllous, equally thick throughout, 6–8 mm in diam. incl. leaves. Leaves uniform throughout, densely crowded, borne in irregular, alternating whorls of 5–6, these 1.5–2 mm apart, closely imbricate, narrowly oblong to lanceolate, 3.5–5 × ca. 1 mm, prominently decurrent, boat-shaped, with incurved tip, abaxially rounded and smooth, without blister-like epidermis cellls abaxially, with denticulateserrate, strongly sclerified, hyaline margins, yellowish green. Sporangia 1.5–1.7 mm wide.

­­­ Notes: Phlegmariurus chiricanus differs from Phlegmariurus crassus by the serrulate leaf margins and smooth epidermis. Indicated by Rojas (2005) from Volcán Turrialba in Costa Rica; we have examined material from this locality (Hauke 427, NY) and believe they likely correspond instead to small plants of Phlegmariurus talamancanus. Additional­­­specimen­­­examined:— Chiriquí: Llanura en la falda del cráter al S.O. de la torre del INTEL, Volcán Barú, 3474 m, Béliz & Correa 363 (PMA).

Notes

Published as part of Øllgaard, Benjamin & Testo, Weston, 2021, The Lycopodiaceae of Panamá, pp. 1-66 in Phytotaxa 526 (1) on page 12, DOI: 10.11646/phytotaxa.526.1.1, http://zenodo.org/record/5723180

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References

  • Ollgaard, B. (2012 b) New combinations in Neotropical Lycopodiaceae. Phytotaxa 57: 10 - 22. https: // doi. org / 10.11646 / phytotaxa. 57.1.3
  • Maxon, W. R. (1913) Studies of Tropical American ferns no. 4. Contributions from the United States National Herbarium 17: 133 - 179.
  • Nessel, H. (1939) Die Ba ¨ rlappgewa ¨ chse (Lycopodiaceae). Eine beschreibende Zusammenstellung mit besonderer Beru ¨ cksichtigung ihrer Varieta ¨ ten und Formen. Gustav Fischer, Jena, pp. i - viii, 1 - 404.
  • Holub, J. (1985) Transfers of Lycopodium species to Huperzia: with a note on generic classification in Huperziaceae. Folia Geobotanica et Phytotaxonomica 20: 67 - 80. https: // doi. org / 10.1007 / BF 02856466
  • Rojas Alvarado, A. F. (2005) Novedades en Huperzia Bernh. (Lycopodiaceae) de Costa Rica. Lankasteriana 5 (2): 109 - 113. https: // doi. org / 10.15517 / lank. v 5 i 2.19801