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43 results for “Marattiaceae”
Text–fig. 1. Geographical and geological situation in the James Ross Island region. The locality No. 32 and the position of the Johann Gregor Mendel Czech Antarctic Station (JGM) are indicated. Modified from Sakala and Vodrážka (2014). in Marattiopsis Vodrazkae Sp. Nov. (Marattiaceae) From The Campanian Of The Hidden Lake Formation, James Ross Island, Antarctica.
Text–fig. 1. Geographical and geological situation in the James Ross Island region. The locality No. 32 and the position of the Johann Gregor Mendel Czech Antarctic Station (JGM) are indicated. Modified from Sakala and Vodrážka (2014).
Linked collectors and determiners for: A synopsis of Ptisana Murdock ferns (Marattiaceae) in New Caledonia based on sequence data and morphology with the recognition of a new vulnerable species, P. soluta (Compton) Murdock & Perrie, comb. nov., stat. nov..
Natural history specimen data linked to collectors and determiners held within, "A synopsis of Ptisana Murdock ferns (Marattiaceae) in New Caledonia based on sequence data and morphology with the recognition of a new vulnerable species, P. soluta (Compton) Murdock & Perrie, comb. nov., stat. nov.". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/9c423299-73fd-4c27-b497-fa7b98850ed9">https://bionomia.net/dataset/9c423299-73fd-4c27-b497-fa7b98850ed9</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/9c423299-73fd-4c27-b497-fa7b98850ed9">https://gbif.org/dataset/9c423299-73fd-4c27-b497-fa7b98850ed9</a>. Formatted as a Frictionless Data package.
FIG. 7 in A synopsis of Ptisana Murdock ferns (Marattiaceae) in New Caledonia based on sequence data and morphology with the recognition of a new vulnerable species, P. soluta (Compton) Murdock & Perrie, comb. nov., stat. nov.
FIG. 7. — Median-joining networks based on trnSGG and rps4-trnS sequences: A, the Ptisana attenuata clade; B, the P. salicina/P. soluta comb. nov., stat. nov./P. smithii clade. The size of each circle is proportional to the haplotype frequency. Undetected intermediate haplotypes on nodes are shown as black circles and hatch marks represent mutational steps separating haplotypes.
FIG. 6 in A synopsis of Ptisana Murdock ferns (Marattiaceae) in New Caledonia based on sequence data and morphology with the recognition of a new vulnerable species, P. soluta (Compton) Murdock & Perrie, comb. nov., stat. nov.
FIG. 6. — Phylogram from the Bayesian phylogenetic analysis of the chloroplast DNA sequence data for Ptisana Murdock. Support values for branches are given in the order of Bayesian inference posterior probability; maximum parsimony bootstrap support; and maximum likelihood bootstrap support. Only values>0.80 PP and 60% BS are shown.
FIG. 4 in A synopsis of Ptisana Murdock ferns (Marattiaceae) in New Caledonia based on sequence data and morphology with the recognition of a new vulnerable species, P. soluta (Compton) Murdock & Perrie, comb. nov., stat. nov.
FIG. 4. — Distribution map for the New Caledonian endemic species of Ptisana attenuata (Labill.) Murdock (), P. rolandi-principis (Rosenst.) Christenh. (Δ), and P. soluta (Compton) Murdock & Perrie, comb. nov., stat. nov. (, with unvouchered field observations indicated by a broken outline). Shaded areas are ultramafic substrates. The collecting sites of the sequenced P. attenuata samples are indicated.
FIG. 5 in A synopsis of Ptisana Murdock ferns (Marattiaceae) in New Caledonia based on sequence data and morphology with the recognition of a new vulnerable species, P. soluta (Compton) Murdock & Perrie, comb. nov., stat. nov.
FIG. 5. — The holotype of Ptisana soluta (Compton) Murdock & Perrie, comb. nov., stat. nov. (Compton 1674, Ignambi, 1914, BM[BM000787128]) showing how the lamina transitions from 3-pinnate proximally to 2-pinnate distally. CC BY The Trustees of the Natural History Museum, London.
FIG. 3 in A synopsis of Ptisana Murdock ferns (Marattiaceae) in New Caledonia based on sequence data and morphology with the recognition of a new vulnerable species, P. soluta (Compton) Murdock & Perrie, comb. nov., stat. nov.
FIG. 3. — Ptisana soluta (Compton) Murdock & Perrie, comb. nov., stat. nov., field photos: A, frond with lamina 3-pinnate proximally and 2-pinnate distally. The frond at top-right is P. attenuata (Labill.) Murdock; B, stipes are greenish-brown at a distance; C, abaxial surface of costae and fertile lamina, showing transition from 3-pinnate to 2-pinnate; D, stipe greenish-brown and smooth; E, stipules around stipe bases. Photos: A-D, Leon Perrie from near Nouméa; E, Rémy Amice, from near Nouméa.
FIG. 1 in A synopsis of Ptisana Murdock ferns (Marattiaceae) in New Caledonia based on sequence data and morphology with the recognition of a new vulnerable species, P. soluta (Compton) Murdock & Perrie, comb. nov., stat. nov.
FIG. 1. — Ptisana attenuata (Labill.) Murdock, field photos: A, 3-pinnate frond; B, stipes are dark at a distance; C, abaxial surface of costae and lamina, with synangia; D, stipe dark and wrinkled; E, divided stipules around stipe bases. Photos: Leon Perrie, from near Nouméa.
FIGURE 1 in A new species of the fern genus Danaea (Marattiaceae) in the Greater Antilles
FIGURE 1. Danaea iridescens in Toro Negro, Puerto Rico, USA, 2004. Photograph by Maarten Christenhusz.
FIGURE 1 in A new species Danaea (Marattiaceae) from the Atlantic forests of Brazil
FIGURE 1. Habitat of Danaea atlantica at the type locality near Picinguaba, São Paulo, Brazil. Photograph by Maarten Christenhusz.
FIGURE 3 in A new species Danaea (Marattiaceae) from the Atlantic forests of Brazil
FIGURE 3. Leaf of Danaea atlantica, showing the occasional additional leaflet. Photograph by Maarten Christenhusz.
FIGURE 7 in Fern distributional records in Christensenia (Marattiaceae), Dipteris (Dipteridaceae), and Rheopteris (Pteridaceae) from the upper Sepik of Papua New Guinea
FIGURE 7. Christensenia aesculifolia (Blume) Maxon subsp. korthalsii (deVriese) Rolleri. A, sori; B, frond undersurfaces. Among marattioid ferns, Christensenia is unique in its reticulate venation, pedate fronds, circular synangia, and creeping rhizomes (Murdock 2008). A from Takeuchi, Ama & Gambia 25795; B from Takeuchi, Ama & Gambia 25315.
FIGURE 10. Rheopteris cheesmaniae Alston. A in Fern distributional records in Christensenia (Marattiaceae), Dipteris (Dipteridaceae), and Rheopteris (Pteridaceae) from the upper Sepik of Papua New Guinea
FIGURE 10. Rheopteris cheesmaniae Alston. A, aspect; B, venation and sori. The pinnate fronds and circular sori are (inter alia) anomalous features among vittarioid ferns. A–B from Takeuchi, Ama & Gambia 25387.
FIGURE 4 in Fern distributional records in Christensenia (Marattiaceae), Dipteris (Dipteridaceae), and Rheopteris (Pteridaceae) from the upper Sepik of Papua New Guinea
FIGURE 4. Dipteris lobbiana (Hook.) T.Moore. A, stipe; B, sori and venation. A–B from Takeuchi, Ama & Gambia 24962.
FIGURE 8 in Fern distributional records in Christensenia (Marattiaceae), Dipteris (Dipteridaceae), and Rheopteris (Pteridaceae) from the upper Sepik of Papua New Guinea
FIGURE 8. Characteristic foothill habitat for Rheopteris cheesmaniae Alston, at survey site 6 (4°38.785'S, 141°47.789'E, 355 m). The fern is present on forest slopes throughout the area.
FIGURE 6 in Fern distributional records in Christensenia (Marattiaceae), Dipteris (Dipteridaceae), and Rheopteris (Pteridaceae) from the upper Sepik of Papua New Guinea
FIGURE 6. Christensenia aesculifolia (Blume) Maxon subsp. korthalsii (deVriese) Rolleri. A, aspect; B, furfuraceous stipes are characteristic of subsp. korthalsii; C, stipuliform auricles (2) inserted at the stipe-rhizome junction. A–C from Takeuchi, Ama & Gambia 25315.
FIGURE 2 in Fern distributional records in Christensenia (Marattiaceae), Dipteris (Dipteridaceae), and Rheopteris (Pteridaceae) from the upper Sepik of Papua New Guinea
FIGURE 2. Dipteris lobbiana (Hook.) T.Moore. Habitat. Colony on creekbed boulders discolored by heavy metals (4°40.741'S, 141°46.260'E, 530 m, 9 February 2010). Streams in mafic environments are toxic, requiring service water to be obtained via rainfall or helicopter delivery.
FIGURE 5 in Fern distributional records in Christensenia (Marattiaceae), Dipteris (Dipteridaceae), and Rheopteris (Pteridaceae) from the upper Sepik of Papua New Guinea
FIGURE 5. Foothill habitat at survey site 5 (4°37.247'S, 141°41.380'E, 440 m, 13 December 2009). Christensenia was first discovered in forest understories adjacent to the riverbed.
FIGURE 4 in Revision of the fern family Marattiaceae in the Seychelles with two new species and a discussion of the African Ptisana fraxinea complex.
FIGURE 4. Ptisana laboudalloniana: A. A large plant with relatively small rhizome; Congo Rouge, Seychelles (photograph by B. Senterre), B. Leaves; Pérard, Seychelles (photograph by B. Senterre), C. Closer view to the rhizome and "stipules" (photograph by I. Fabre), D. common variation in the apex of pinnae (photograph by I. Fabre), E. Winged pinna rachis (photograph by I. Fabre), F. Unripe sporangia (photograph by I. Fabre), G. Ripe sporangia (photograph by B. Senterre).
FIGURE 3. A–E in Revision of the fern family Marattiaceae in the Seychelles with two new species and a discussion of the African Ptisana fraxinea complex.
FIGURE 3. A–E: Angiopteris chongsengiana. A. View of the 'stipules' and rhizome (photograph by B. Senterre), B. Winged secondary rachis, with sessile pinnules (photograph by I. Fabre), C. Mature sporangia and venuloids (photograph by B. Senterre), D. Wart-like bases of old scales on petiole (photograph by B. Senterre), E. Typical apex of a pinna (photograph by I. Fabre); F–J: Angiopteris madagascariensis. F. Massive rhizome ca. 60–70 cm high (photograph by B. Senterre), G. secondary rachis not winged (photograph by I. Fabre), H. Old sporangia and venuloids (photograph by B. Senterre), I. 'Stipule' (photograph by I. Fabre), J. Typical aspect of the basal pinna, bipinnate on mature individuals (photograph by I. Fabre).
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