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629 results for “Clay”
FIGURE 11. Claiborne Fabaceae Floral Type 1 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 11. Claiborne Fabaceae Floral Type 1, UF15737-059328. Laterally preserved flower showing a short pedicel (pd), calyx (c), 2 petals (pt), standard petal (sp), expanding ovary (o) with an apical style (st), and a stamen with a filament (f) and an anther (a). Scale bar equals 2 mm.
FIGURE 7 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 7. Protomimosoidea buchananensis Crepet and Taylor, 1986: 1) UF15737-027593. Two flowers with attached anthers. Note long pedicel. Scale bar equals 2 mm; 2) Enlargement of Figure 7.1 (indicated by upper arrow) to show anther. Scale bar equals 1 mm; 3) Enlargement of Figure 7.1 (indicated by left arrow) to show anthers and filaments. Scale bar equals 1 mm.
FIGURE 3 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 3. Simplified stratigraphic column of the middle Eocene Claiborne Group in northern Mississippi (after Dockery, 1996). Specimens examined in this paper were collected from the Tallahatta Formation at Bovay and Bolden localities, Mississippi. Specimens from other localities used for comparison to the Tallahatta Formation, including the Warman clay pit, were collected from the Cockfield Formation in western Tennessee and southwest Kentucky.
FIGURE 9 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 9. cf. Gleditsia? mississippiensis Berry, 1916b: 1-2) UF15738-008791, 008791'. Part and counterpart of a specimen showing stipe (s), calyx (c), calyx lobes (cl), and pod with rounded apex. Scale bar equals 2 mm.
FIGURE 12. Claiborne Fabaceae Floral Type 2 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 12. Claiborne Fabaceae Floral Type 2: 1-2) UF15738-008215, 008215'. Part and counterpart of a laterally preserved flower showing style (s) and a pedicel (p). Scale bars equal 2 mm; 3) Enlargement of Figure 12.2 to show anthers (a), filaments (f), and calyx (c). Scale bar equals 1 mm; 4-5) UF15737-059312, 059312'. Part and counterpart of a laterally preserved flower showing a petal (indicated by arrows) and stamens above. Scale bar equals 2 mm; 6) UF15737-059252. A laterally compressed, immature flower showing a style (s). Scale bar equals 2 mm.
FIGURE 8 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 8. cf. Acrocarpus sp.: 1-2) UF15737-008276, 008276'. Part and counterpart of a specimen showing a single valve of a fruit with alternating outlines of three seeds (s) and four seed chambers (sc). Scale bar equals 5 mm.
FIGURE 1 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 1. Locations of the Bovay clay pit (UF15737) in Marshall County, and Bolden clay pit (UF15738) in Benton County, northern Mississippi, USA.
FIGURE 2 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 2. Sketch map showing collection sites in the Bovay clay pit and the Bolden clay pit, northern Mississippi: 1) Bovay clay pit. Numbers indicate collecting sites within the clay pit; 2) Bolden clay pit. * indicates the place where the section is measured in Johnston (1993, p. 73, text-figure 2).
FIGURE 5 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 5. Protomimosoidea buchananensis Crepet and Taylor, 1986, UF15737-026430. Flower showing at least three valvate petals, 10 stamens, and dorsifixed anthers. Note two stamens with missing anthers (indicated by arrows). Scale bar equals 0.5 mm.
FIGURE 4 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 4. Anonaspermum robertsi (Berry) Wang, Blanchard, and Dilcher: 1-2) UF15738-060635. Part and counterpart of a specimen showing reniform seed, transverse endosperm ruminations, and thick testa. Scale bar equals 3 mm.
FIGURE 6 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 6. Protomimosoidea buchananensis Crepet and Taylor, 1986, UF15737-060709. Specimen showing three petals and five stamens. Scale bar equals 0.5 mm.
Dataset for the article Maintaining favourable carbon balance in boreal clay soil is challenging even under no-till and crop diversification
Open the record for dataset details and reuse information.
FIGURE 65 in Fruits, seeds and flowers from the Puryear clay pit (middle Eocene Cockfield Formation), western Tennessee, USA
FIGURE 65. Claiborne Fruit/Seed Type 13: UF15820- 059205, showing incomplete, dehiscent capsule with three valves observed. Note seed impression (s), two marginal zones on each valve (indicated by white arrows), and the notched valve apices. Scale bar equals 5 mm.
FIGURE 61 in Fruits, seeds and flowers from the Puryear clay pit (middle Eocene Cockfield Formation), western Tennessee, USA
FIGURE 61. Claiborne Fruit/Seed Type 2: 1) UF15820- 002240, laterally compressed fruit/fruiting head with apically split appendages (indicated by arrow); 2) UF15820-059485, laterally compressed spatulate fruit/ fruiting head with a stout peduncle/pedicel (indicated by arrow). Cornerocarpon copiosum Grote (compressed, charcoalized fossil specimens for comparison): 3) UF15815-008198, laterally compressed fruit showing a peduncle (indicated by arrow); 4) 15815-53095, laterally compressed fruit showing broken bracts (indicated by arrows). All scale bars equal 3 mm.
FIGURE 59 in Fruits, seeds and flowers from the Puryear clay pit (middle Eocene Cockfield Formation), western Tennessee, USA
FIGURE 59. "Ficus" fructus pedicellata Berry, 1930: 1) UF15820- 059484, a smaller fruit with an attenuate apex, a receptacle (indicated by arrow) and a long pedicel; 2) UF15820-061125, a larger fruit with a receptacle (indicated by arrow) and an incomplete pedicel. All scale bars equal 3 mm.
FIGURE 54. Claiborne Infructescence Type 13 in Fruits, seeds and flowers from the Puryear clay pit (middle Eocene Cockfield Formation), western Tennessee, USA
FIGURE 54. Claiborne Infructescence Type 13: 1, 2) UF15820-043602, 043602', vertically preserved infructescence with three globose fruits. Arrow in Figure 54.2 indicates a depression, suggesting the presence of a peduncle. All scale bars equal 3 mm.
FIGURE 73 in Fruits, seeds and flowers from the Puryear clay pit (middle Eocene Cockfield Formation), western Tennessee, USA
FIGURE 73. David Dilcher collecting fossil plants at the Puryear clay pit, Tennessee, in the summer of 1959.
FIGURE 57 in Fruits, seeds and flowers from the Puryear clay pit (middle Eocene Cockfield Formation), western Tennessee, USA
FIGURE 57. Carpolithus warmanensis Wang, Blanchard and Dilcher, 2013: 1) CONN-Q7-01, suborbiculate fruit with spines. Note a zone ca. 1 mm thick (indicated by arrows) surrounding the seed; 2) 15826-051471, reniform fruit from the Warman clay pit. All scale bars equal 2 mm.
FIGURE 69 in Fruits, seeds and flowers from the Puryear clay pit (middle Eocene Cockfield Formation), western Tennessee, USA
FIGURE 69. Claiborne Fruit/Seed Type 17: 1) UF15820-059455, laterally compressed obovate reproductive structure; 2) UF15820-059486, a smaller fruit/seed with an attached pedicel. All scale bars equal 2 mm.
FIGURE 55. Claiborne Infructescence Type 14 in Fruits, seeds and flowers from the Puryear clay pit (middle Eocene Cockfield Formation), western Tennessee, USA
FIGURE 55. Claiborne Infructescence Type 14: CONN- R1-01, specimen showing at least four infructescences. The one in the middle has a long peduncle attached. Scale bar equals 3 mm.
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