Diphasium C. Presl ex Rothm. (1944: 64)
Øllgaard, Benjamin & Testo, Weston, 2021, The Lycopodiaceae of Panamá, Phytotaxa 526 (1), pp. 1-66 : 48
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publication ID |
https://doi.org/ 10.11646/phytotaxa.526.1.1 |
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DOI |
https://doi.org/10.5281/zenodo.5815575 |
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persistent identifier |
https://treatment.plazi.org/id/286E8977-7B61-FD74-10A9-FEA5CCD645E1 |
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treatment provided by |
Plazi |
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scientific name |
Diphasium C. Presl ex Rothm. (1944: 64) |
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Diphasium C. Presl ex Rothm. (1944: 64) View in CoL View at ENA .
Type:— Diphasium jussiaei (Poir.) Rothm. View in CoL (= Lycopodium jussiaei Poir. View in CoL )
Lycopodium sect. Diphasium (C. Presl ex Rothm.) B. Øllg. (1987: 172) ; basionym: Diphasium C. Presl ex Rothm. View in CoL — Diphasium ser. Jussieua Rothm. (1944: 65) .
Sporophytes with subterranean or creeping to subscandent main stems. Branchlets dorsiventral, anisophyllous, with dimorphic leaves, two dorsolateral ranks of broad alternate leaves, and two or three ventral ranks of narrow membranous-tipped leaves. Strobili pedunculate or sessile. Sporophylls subpeltate. Sporangial epidermal cells with sinuate, finely curled side walls. Spores reticulate with large meshes and unornamented proximal faces. Gametophytes obconic.
The genus Diphasium , with possibly 5 species, is known from the Greater Antilles, Central America, the Andes from Venezuela to Argentina and Chile, Brazil, the Philippines, Borneo, New Guinea, Australia, New Zealand and Tasmania.
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
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Diphasium C. Presl ex Rothm. (1944: 64)
| Øllgaard, Benjamin & Testo, Weston 2021 |
Lycopodium sect. Diphasium (C. Presl ex Rothm.) B. Øllg. (1987: 172)
| B. Ollg. 1987: 172 |
Diphasium ser. Jussieua
| Rothm. 1944: 65 |