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44 results for “Dennstaedtiaceae”
Pteridium aquilinum (Dennstaedtiaceae) - unspecified - unspecified
Image of Pteridium aquilinum (Dennstaedtiaceae) - unspecified - unspecified
Pteridium aquilinum (Dennstaedtiaceae) - unspecified - unspecified
Image of Pteridium aquilinum (Dennstaedtiaceae) - unspecified - unspecified
Pteridium aquilinum (Dennstaedtiaceae) - unspecified - unspecified
Image of Pteridium aquilinum (Dennstaedtiaceae) - unspecified - unspecified
Pteridium aquilinum (Dennstaedtiaceae) - unspecified - unspecified
Image of Pteridium aquilinum (Dennstaedtiaceae) - unspecified - unspecified
Fig. 8 in Phylogenetic revision of Dennstaedtioideae (Dennstaedtiaceae: Polypodiales) with description of Mucura, gen. nov.
Fig. 8. Characters of Mucura. A, Habit; B, Upper leaf surface and alate rachis-costa axes; C, Lower leaf surface and marginal sori with cylindrical indusia; D, Unbranched rhizome and petiole lacking epipetiolar buds. — All photos by M. Sundue.
Fig. 4 in Phylogenetic revision of Dennstaedtioideae (Dennstaedtiaceae: Polypodiales) with description of Mucura, gen. nov.
Fig. 4. Examples of perispore morphology of spores in distal view. A, Verrucae and irregular reticles with prominent ridges covering the corners, Mucura globulifera (Yañez & Márquez 86, LP); B, Tubercles, Sitobolium wilfordii (Unknown coll. s.n., UVMVT192145, VT); C, Verrucae and prominent ridges to the spore sides, Sitobolium hirsutum (Rothfels & al. 5282, VT); D, Network of rodlets, Microlepia speluncae (Rojas 4878, MO); E, Regular reticle, Dennstaedtia glabrata (James & Sundue 1593, VT); F, Prominent ridges, Dennstaedtia distenta (Mickel 4163, LP); G, Verrucae and ridges, Dennstaedtia dissecta (Palacios 1296, LP). — Scale bars = 10 μm.
Fig. 5 in Phylogenetic revision of Dennstaedtioideae (Dennstaedtiaceae: Polypodiales) with description of Mucura, gen. nov.
Fig. 5. Characters of Microlepia. A, Lower leaf surface; B, Detail of abaxial sori; C, Upper leaf surface; D, Detail of pinna costae. — All from Microlepia strigosa, Philippines, Sundue 3163 (CMUH, TAIF, VT). All photos by M. Sundue.
Fig. 3. Character state maps for four traits. A in Phylogenetic revision of Dennstaedtioideae (Dennstaedtiaceae: Polypodiales) with description of Mucura, gen. nov.
Fig. 3. Character state maps for four traits. A, Spore shape: monolete (blue), trilete (yellow); B, Sorus position: abaxial (blue), marginal (yellow). C, Chromosome base number: 43 or 86 (light blue), 34 (blue), 46 or 47 (light green), 29 (green), 44 (pink), 30 (red), 31 (light orange), 32 (orange), 48 (light purple), 28 (purple), 56 (yellow), 26 (brown), 52 (magenta), 38 (aquamarine); D, Perpispore morphology: prominent ridges (light blue), prominent ridges and verrucae (blue), prominent ridges, verrucae + irregular reticles (light green), verrucae (orange), verrucae and ridges (green), regular reticles (pink), regular reticles + tubercles (red), echinae (purple), baculae (light yellow), ornamented verrucae (brown), rodlets (yellow), tubercles (aquamarine), rugulae (light brown). White circles indicate taxa for which character state data is missing.
Fig. 2. Character state maps for four traits. A in Phylogenetic revision of Dennstaedtioideae (Dennstaedtiaceae: Polypodiales) with description of Mucura, gen. nov.
Fig. 2. Character state maps for four traits. A, Abaxial indusium present (blue) vs. absent (yellow); B, Adaxial indusium present (blue) vs. absent (yellow); C, Epipetiolar buds present (blue) vs. absent (yellow); D, Leaf buds present (blue) vs. absent (yellow). White circles indicate taxa for which character state data is missing.
Fig. 1 in Phylogenetic revision of Dennstaedtioideae (Dennstaedtiaceae: Polypodiales) with description of Mucura, gen. nov.
Fig. 1. Best tree resulting from the maximum likelihood phylogenetic tree search using IQ-Tree2. Bootstrap support values>80% from 1000 iterations are presented at nodes. Clades with posterior-support of 1 and ML bootstrap values>90% are indicated with a thickened bar.
Pteridium aquilinum (Dennstaedtiaceae) - whole plant - unspecified
Image of Pteridium aquilinum (Dennstaedtiaceae) - whole plant - unspecified
FIGURE 2. Dennstaedtia dissecta. A in The genus Dennstaedtia Bernh. (Dennstaedtiaceae) in Argentina
FIGURE 2. Dennstaedtia dissecta. A. Geographical distribution of the species in Argentina (▲ = location of studied populations). B. Pinnules lanceolate, sessile. C. Segments of basal pinnula, with crenate-rounded apex, that shows the sori borning in the sinuses of segment lobes. D. Pinnae showing basal pinnules reduced. E. Rhizome glabrous and rugged, with abundant lateral and ventral roots, and petioles with petiolar buds, bearing roots at the base. F. Spore with MEB, polar distal view. Ornamentation verrucate, with smooth verrucae and narrow ridges. G–I. Spores with MO in polar distal view (G), ecuatorial view (H) and polar proximal view (I). The spores are brown and the verrucae are evident. Scale bars: B, D y E = 2 cm; C = 1 cm; G = 5µm; F–I = 10 µm. B–E from Yañez & Marquez 104 (LP), F–I from Yañez & García 99 (LP).
FIGURE 1. Dennstaedtia cicutaria. A in The genus Dennstaedtia Bernh. (Dennstaedtiaceae) in Argentina
FIGURE 1. Dennstaedtia cicutaria. A. Geographical distribution of the species in Argentina (● = location of the studied populations). B. Rhizome unbranched, pubescent and petioles with petiolar buds, bearing roots at the base. C. Pinnule linearlanceolate, petiolate. D. Segments of basal pinnula, pinnatisect, oblog-lanceolated, showing sori born in sinuses. E. Detail of pinna showing costule pubescent abaxially, without perpendicular herbaceous wings on the upper surface. F. Spore with MEB, polar proximal view. Ornamentation verrucate, the verrucae uniform, rounded, ornamented with rodlets. G–I. Spores with MO in polar proximal view (G), polar distal view (H) and ecuatorial view (I). The spores are dark-brown and the verrucae are evident. Scale bars: B and E = 2 cm; C = 3 cm; D = 1 cm; F–I = 10 µm. B–I from Rodriguez et al. 694 (LP).
FIGURE 3. Dennstaedtia glauca. A in The genus Dennstaedtia Bernh. (Dennstaedtiaceae) in Argentina
FIGURE 3. Dennstaedtia glauca. A. Geographical distribution of the species in Argentina (x = location of the studied populations). B. Rhizome pubescent and pecioles without petiolar buds. C. Pinnulae lanceolate, peciolulate. D. Detail of proximal segments that show terminal sori on lobes. E–G. Spores with MO in equatorial view (E), polar distal view (F) and polar proximal view (G). The spores are brown and ornamentation is not evident. H. Spore with SEM, polar distal view. Ornamentation verrucate-reticulate, with irregular verrucae distributed at random and irregular open reticule. Spore with SEM. Detail of ornamentation. Scale bars: B–C = 1 cm; D = 0.5 cm; E–G = 10µm. H= 10 µm. I= 2 µm. B–H from de la Sota 3054 (LP).
Supplementary material 1 from: Morigengaowa, Luo J-J, Knapp R, Wei H-J, Liu B-D, Yan Y-H, Shang H (2018) The identity of Hypolepis robusta, as a new synonym of Hypolepis alpina (Dennstaedtiaceae), based on morphology and DNA barcoding and the new distribution. PhytoKeys 96: 35-45. https://doi.org/10.3897/phytokeys.96.23470
Table S1 : Explanation note: Herbarium specimens information of Hypolepis alpina and Hypolepis robusta samples checked in this study.
FIGURE 1. A–D in Prodromus of a fern flora for Bolivia. XXVI. Dennstaedtiaceae
FIGURE 1. A–D. Hypolepis woodii (Solomon 16418): A. Proximal pinna, B. Detail of petiole and rachis, abaxially, C. Ultimate pinnule, abaxially, D. Detail of veins, sori and pseuso-indusium, abaxially. E–G. Hypolepis periculosa (Kessler 12087): E. Detail of petiole and rachis, abaxially, F. Pinnule, abaxially, G. Detail of veins, sori and pseuso-indusium, abaxially.
FIGURE 3. A–C in Prodromus of a fern flora for Bolivia. XXVI. Dennstaedtiaceae
FIGURE 3. A–C. Pteridium esculentum subsp. gryphus (Gleason 423): A. Pinnule. B. Detail of ultimate segment, abaxially, showing sericeous veins. C. Cross section of ultimate segment, abaxial side up, showing the two types of hairs (gnarled hairs pointed by arrow).
FIGURE 2. A–D in Prodromus of a fern flora for Bolivia. XXVI. Dennstaedtiaceae
FIGURE 2. A–D. Hypolepis rigescens var. buchtienii (Buchtien 7014): A. Habit, B. Detail of petiole and rachis, abaxially, C. Pinnule, abaxially, D. Detail of veins, sori and pseuso-indusium, abaxially; E–H. Hypolepis minima (Jimenez 972): E. Habit, F. Detail of petiole, abaxially, G. Medial pinna, abaxially, H. Detail of veins, sori and pseuso-indusium, abaxially.
FIGURE 5. A–F in Formal recognition of six subordinate taxa within the South American bracken fern, Pteridium esculentum (P. esculentum subsp. arachnoideum s.l. -Dennstaedtiaceae), based on morphology and geography
FIGURE 5. A–F. Pteridium esculentum subsp. arachnoideum var. paedomorficum: A. pinnae (Schwartsburd 3844), B. segment, abaxially (Schwartsburd 3844), C. segment, cross section, abaxial side up, showing sericeous veins, with with lax, arachnoid hairs, and glabrous laminar tissue between the veins (Schwartsburd 3844), D. segment, abaxially (Schwartsburd 3844), E. segment, cross section, abaxial side up, showing veins with setose hairs, and glabrous laminar tissue between the veins, F–H. Pteridium esculentum subsp. arachnoideum × P. esculentum subsp. campestre: F. pinnule (Fay 2413), G. segment, abaxially (Guedes 14217), H. segment, cross section, abaxial side up, showing strigose veins, with with stiff, acicular hairs, and laminar tissue between the veins with farinaceous appearance, fully covered by gnarled hairs (Guedes 14217). Drawn by R. Pinto.
FIGURE 4 in Formal recognition of six subordinate taxa within the South American bracken fern, Pteridium esculentum (P. esculentum subsp. arachnoideum s.l. -Dennstaedtiaceae), based on morphology and geography
FIGURE 4. Distribution of Pteridium esculentum subsp. gryphus var. gryphus (blue circles) and P. esculentum subsp. gryphus var. harpianum (yellow circles) in South America.
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