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Dasykothon
Genus Dasykothon Poinar, K.L. Chambers J. Bot. Res. Inst. Texas, 14(1): 66. 15 Jul 2020
- Name
- Dasykothon
- Rank
- Genus
- Authors (Pub.)
- Poinar G. O.
Chambers K. L.
- Publication
- Dasykothon leptomiscus gen. et sp. nov., a fossil flower of possible Lauralean affinity from Myanmar amber [2020/7]
- Journal
- Journal of the Botanical Research Institute of Texas
- Volume
- 14
- Issue
- 1
- Page number
- 66
- Year
- 2020
- Parent Taxon
- [Order] Laurales
- Fossil Status
- flowers
- Type
- Dasykothon leptomiscus
- Diagnosis
- Flower pedicellate, bisexual, hypogynous, calyx irregular, sepals 5, 2 of them linear-lanceolate, erect, straight, the
other 3 ovate, erect, cupped inward, the epidermis densely hispid-strigose abaxially and papillate in lines, petals 0, stamens ca. 12, mostly represented only by elongate, linear filaments, with 4 remaining anthers
dehisced and empty, the 1 undehisced anther being linear-lanceolate, bithecal, and dorsifixed, ovary(s) superior, mostly concealed by the perianth and stamen filaments, surface strigillose,
styles 2, elongate, divergent, the tip curved upward, 1 of them being bent over as an artifact of preservation, stigmas small, terminal, pedicel slender, strigillose, pollen grains lenticular,
ovoid-elliptic in outline, monoporate, with a single, meridional grooved ridge encircling the grain, germination
pore polar, exine finely granular.
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