Zobrazeno 1 - 10
of 53
pro vyhledávání: '"Kenton L. Chambers"'
Publikováno v:
Journal of the Botanical Research Institute of Texas. 16:63-72
The recently described fossil angiosperm genus Eophylica (Rhamnaceae) was based on 18 amber-embedded specimens derived from two sites in northern Myanmar. A vegetatively similar fossil, which came from the same amber mines but which lacked flowers, h
Publikováno v:
Journal of the Botanical Research Institute of Texas. 15:559-567
Salpinganthium hispaniolanum gen. et sp. nov. is described as a new fossil legume from mid-Tertiary forests of Hispaniola. Arborescent legumes of tribe Detarieae previously described from these forests include Hymenaea protera and Prioria dominicana.
Publikováno v:
Journal of the Botanical Research Institute of Texas. 15:113-119
Tropidogyne euthystyla, described here, is the fourth species of this fossil genus to have been reported from amber deposits in northern Myanmar. The species are alike in features of the calyx, the shape and venation of the inferior ovary, and the ab
Autor:
George Poinar, Kenton L. Chambers
Publikováno v:
Journal of the Botanical Research Institute of Texas. 14:351-358
Although partially damaged prior to its preservation in coniferous resin, the flower of Cyathitepala papillosa retains enough morphological features to justify its description as a new genus and species of fossil angiosperms. The perianth is incomple
Autor:
George Poinar, Kenton L. Chambers
Publikováno v:
Journal of the Botanical Research Institute of Texas. 14:367-372
A flower preserved in 100 Ma amber from Myanmar is described here as Chainandra zeugostylus, a new genus and species of fossil angiosperms. The anthers in Chainandra are sagittate at the base and have only a short connective. They dehisce by means of
Publikováno v:
Journal of the Botanical Research Institute of Texas. 14:359-366
The flower described here as Valviloculus pleristaminis, a new genus and species of fossil angiosperms, was obtained from Myanmar amber deposits dating to the mid-Cretaceous period. The flower is staminate, with an ovoid, hollow floral cup. The peria
Autor:
George Poinar, Kenton L. Chambers
Publikováno v:
Journal of the Botanical Research Institute of Texas. 14:73-80
A fossil flower in mid-Cretaceous amber from Myanmar (Burma) is described as the new genus and species Phantophlebia dicycla. The perianth of the flower is composed of two 5-merous whorls of tepals, the outer tepals being smaller and more irregular i
Autor:
Kenton L. Chambers, George Poinar
Publikováno v:
Journal of the Botanical Research Institute of Texas. 14:57-64
The fossil flower described here as Thymolepis toxandra is from amber deposits in Myanmar which have been dated as ca. 100 Ma. The peri-anth consists of 12 tepals of varying size and shape, arranged in decussate pairs at the summit of an obconic flor
Autor:
George Poinar, Kenton L. Chambers
Publikováno v:
Journal of the Botanical Research Institute of Texas. 14:65-71
A new fossil angiosperm, Dasykothon leptomiscus, is described from mid-Cretaceous amber deposits in the Hukawng Valley of northwestern Myanmar (Burma). The flower is post-anthesis except for one stamen that retains its pollen. The perianth is slightl
Publikováno v:
Journal of the Botanical Research Institute of Texas. 16:73-74
The name Endobeuthos paleosum, previously published in this journal, was invalid due to the lack of a designation of one of the illustrations as the holotype specimen and the others as paratypes. This oversight is here corrected and the taxon name pr