of the Lyginopteridales suggests that they grew in tropical latitudes of the time, in North America, Europe and China. As the Lyginopteridales are the...
16 KB (1,990 words) - 22:12, 7 December 2023
Some of these Devonian seeds are now classified within the order Lyginopteridales. Seed-bearing plants are a clade within the vascular plants (tracheophytes)...
15 KB (1,368 words) - 21:57, 28 June 2024
of Palaeozoic seed plants tend to be referred to as pteridosperms: Lyginopteridales, Medullosales, Callistophytales and Peltaspermales, with "Mesozoic...
18 KB (1,595 words) - 18:25, 14 May 2024
Order Caytoniales Order Gigantopteridales Order Glossopteridales Order Lyginopteridales Order Medullosales Order Peltaspermales Order Corystospermales (also...
37 KB (2,809 words) - 17:10, 15 July 2024
aneurophytaleans are presumed to have given rise to the pteridosperm order, the Lyginopteridales. In Late Devonian times, another group of progymnosperms gave rise...
7 KB (495 words) - 19:17, 6 May 2024
Division: †Pteridospermatophyta Class: †Lyginopteridopsida Order: †Lyginopteridales Family: †Lyginopteridaceae Genus: †Lyginopteris (Binney) Potonie 1899...
2 KB (100 words) - 17:38, 14 October 2022
Division: †Pteridospermatophyta Class: †Lyginopteridopsida Order: †Lyginopteridales Family: †Lyginopteridaceae Genus: †Lagenostoma Williamson 1877 Species...
3 KB (229 words) - 23:31, 13 October 2022
Division: †Pteridospermatophyta Class: †Lyginopteridopsida Order: †Lyginopteridales Family: †Lyginopteridaceae Genera Lagenostoma ovulate structures Lyginopteris...
2 KB (132 words) - 17:42, 3 January 2024
and cone mechanism for creating a chamber for prepollen, as in other Lyginopteridales. Several ovules are borne on an elongate open cupule of bracts. Different...
2 KB (146 words) - 23:31, 13 October 2022
classified within the class Lyginopteridopsida, alongside the order Lyginopteridales. This proposal is controversial due to the apparent sophistication...
4 KB (351 words) - 16:59, 22 November 2023
Division: †Pteridospermatophyta Class: †Lyginopteridopsida Order: †Lyginopteridales Genus: †Crossotheca Zeiller (1883) Species †C. boulayi Zeiller (1883)...
5 KB (317 words) - 09:54, 15 April 2024
†Tetrastichiales Class †Lyginopteridopsida Order †Hexapterospermales Order †Lyginopteridales Class †Pachytestopsida Order †Codonospermales Order †Pachytestales...
18 KB (1,236 words) - 00:06, 28 December 2023
tongue-shaped or somewhat lobed, and can closely resemble pinnules of Lyginopteridales fronds such as Mariopteris. Distinguishing the fronds of these two...
9 KB (1,057 words) - 22:46, 23 June 2023
Division: †Pteridospermatophyta Class: †Lyginopteridopsida Order: †Lyginopteridales Family: †Moresnetiaceae Genera Elkinsia ovulate cupule Calathospermum...
3 KB (125 words) - 09:00, 15 February 2023
Division: †Pteridospermatophyta Class: †Lyginopteridopsida Order: †Lyginopteridales Family: †Lyginopteridaceae Genus: †Sphenopteris Sternberg 1825 Species...
4 KB (198 words) - 22:58, 13 October 2022
Pennsylvanian pollen organ from northwestern Missouri with affinities in the Lyginopteridales". Review of Palaeobotany and Palynology. 234: 136–146. Bibcode:2016RPaPa...
128 KB (7,442 words) - 05:20, 15 July 2024