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2,060 results for “Papua New Guinea”
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 5 in Begonia sandsiana sp. nov. (Begoniaceae), a remarkable calciphile from the southern karst of Papua New Guinea
FIGURE 5. Island of New Guinea. A, Mt. Mabiom, bivouac from the Second Archbold Expedition; B, Juha South, type locality for Begonia sandsiana. Overlay (shaded area) shows distribution of the southern karst formations.
FIGURE 3. Begonia sandsiana W.N.Takeuchi. A in Begonia sandsiana sp. nov. (Begoniaceae), a remarkable calciphile from the southern karst of Papua New Guinea
FIGURE 3. Begonia sandsiana W.N.Takeuchi. A, aspect; B–C, male flowers. A–C from Takeuchi, Gambia & Jisaka 23245.
FIGURE 2. Begonia sandsiana W.N.Takeuchi. A in Begonia sandsiana sp. nov. (Begoniaceae), a remarkable calciphile from the southern karst of Papua New Guinea
FIGURE 2. Begonia sandsiana W.N.Takeuchi. A, leaves, adaxial surfaces; B, leaf, abaxial surface. A–B from Takeuchi, Gambia & Jisaka 23245.
FIGURE 1. Begonia sandsiana W.N.Takeuchi. A in Begonia sandsiana sp. nov. (Begoniaceae), a remarkable calciphile from the southern karst of Papua New Guinea
FIGURE 1. Begonia sandsiana W.N.Takeuchi. A, climbing stems (to 110 × 2.1 cm) adhesively rooted to limestone wall; B, in situ detail of stem, conspicuously marked by abscission scars. A–B from Takeuchi, Gambia & Jisaka 23245.
FIGURE 4. Begonia sandsiana W.N.Takeuchi. A in Begonia sandsiana sp. nov. (Begoniaceae), a remarkable calciphile from the southern karst of Papua New Guinea
FIGURE 4. Begonia sandsiana W.N.Takeuchi. A, infructescence, aspect; B, female flowers; C, fruit, proximal view; D, fruits, distal view; E, overmature fruits with germinating seeds. A–E from Takeuchi, Gambia & Jisaka 23245.
FIGURES 18–21. Wahnesia species, male terminal anal appendages. 18. W in Four new species of Wahnesia Förster, 1900 from the D'Entrecasteaux, Louisiade and Woodlark island groups, Papua New Guinea (Odonata: Argiolestidae)
FIGURES 18–21. Wahnesia species, male terminal anal appendages. 18. W. annulipes (Lieftinck), dorsal view; specimen from Normanby Island, Yeluyelua, CL 7232. 19. W. annulipes (Lieftinck), left lateral view of same specimen as preceding. 20. W. armeniaca (Lieftinck), dorsal view; specimen from Goodenough Island, Waidala Creek, CL 7188. 21. W. armeniaca (Lieftinck), left lateral view of same specimen as preceding.
FIGURES 13–16. Wahnesia species, male terminal anal appendages. 13. W. tagula n in Four new species of Wahnesia Förster, 1900 from the D'Entrecasteaux, Louisiade and Woodlark island groups, Papua New Guinea (Odonata: Argiolestidae)
FIGURES 13–16. Wahnesia species, male terminal anal appendages. 13. W. tagula n. sp., dorsal view; specimen from Tagula Island, Kalitau Creek, CL 7190. 14. W. tagula n. sp., right lateral view of same specimen as preceding. 15. W. rossel n. sp., dorsal view; specimen from Rossel Island, Mt. Rossel. 16. W. rossel n. sp., right lateral view of same specimen as preceding.
FIGURE 1. Wahnesia muyuw, n in Four new species of Wahnesia Förster, 1900 from the D'Entrecasteaux, Louisiade and Woodlark island groups, Papua New Guinea (Odonata: Argiolestidae)
FIGURE 1. Wahnesia muyuw, n. sp., photograph of living male individual from Papua New Guinea, Woodlark Island (Stephen Richards photo).
FIGURES 9–12 in Four new species of Wahnesia Förster, 1900 from the D'Entrecasteaux, Louisiade and Woodlark island groups, Papua New Guinea (Odonata: Argiolestidae)
FIGURES 9–12. Wahnesia species, scanning electron micrographs of male genital ligula. 9. W. muyuw n. sp.; 10. W. misima n. sp.; 11. W. tagula n. sp.; 12. W. rossel n. sp.
FIGURES 4–7. Wahnesia species, male terminal anal appendages. 4. W. muyuw n in Four new species of Wahnesia Förster, 1900 from the D'Entrecasteaux, Louisiade and Woodlark island groups, Papua New Guinea (Odonata: Argiolestidae)
FIGURES 4–7. Wahnesia species, male terminal anal appendages. 4. W. muyuw n. sp., dorsal view; specimen from Woodlark Island, Suloga Peninsula, CL 7217. 5. W. muyuw n. sp., right lateral view of same specimen as preceding. 6. W. misima n. sp., dorsal view; specimen from Misima Island, Yaua Creek, CL 7205. 7. W. misima n. sp., right lateral view of same specimen as preceding.
FIGURE 1. Phyllanthera lancifolia. A in Notes on Phyllanthera (Apocynaceae) from the upper Sepik of Papua New Guinea: P. lancifolia and P. piforsteriana sp. nov.
FIGURE 1. Phyllanthera lancifolia. A, vining habit; B, flower bud; C, pre-anthetic corolla. A–B from Takeuchi et al. 26077; C from Takeuchi et al. 25828.
FIGURE 4. Phyllanthera piforsteriana. A in Notes on Phyllanthera (Apocynaceae) from the upper Sepik of Papua New Guinea: P. lancifolia and P. piforsteriana sp. nov.
FIGURE 4. Phyllanthera piforsteriana. A, anthetic flower, frontal perspective; B, inflorescence, aspect; C, anthetic flower, oblique perspective. A, C from Takeuchi et al. 25729; B from Takeuchi et al. 25595.
FIGURE 6 in Notes on Phyllanthera (Apocynaceae) from the upper Sepik of Papua New Guinea: P. lancifolia and P. piforsteriana sp. nov.
FIGURE 6. Forest edge habitat at the type locality for Phyllanthera piforsteriana. The new species is a common vine in foothill and premontane communities.
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International Brain Laboratory public data
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OpenNeuro
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