• Thumbnail for Equisetidae
    Equisetidae is one of the four subclasses of Polypodiopsida (ferns), a group of vascular plants with a fossil record going back to the Devonian. They...
    16 KB (1,547 words) - 07:33, 13 August 2023
  • Thumbnail for Fern
    and the ferns, keeping the term monilophytes, into five subclasses, Equisetidae, Ophioglossidae, Psilotidae, Marattiidae and Polypodiidae, by dividing...
    59 KB (5,649 words) - 21:27, 7 April 2024
  • tail of a horse Equisetidae, a subclass of living and extinct plants known as horsetails Equisetales, the single extant order of Equisetidae Equisetaceae...
    815 bytes (138 words) - 09:19, 4 January 2022
  • Thumbnail for Pteridophyte
    orders, 21 families, approx. 212 genera, approx. 10,535 species Subclass Equisetidae Warm. Subclass Ophioglossidae Klinge Subclass Marattiidae Klinge Subclass...
    17 KB (1,655 words) - 22:53, 2 April 2024
  • Thumbnail for Equisetales
    Equisetales is an order of subclass Equisetidae with only one living family, Equisetaceae, containing the genus Equisetum (horsetails), as well as a variety...
    6 KB (426 words) - 05:07, 12 March 2024
  • Thumbnail for Equisetum
    Equisetum is a "living fossil", the only living genus of the entire subclass Equisetidae, which for over 100 million years was much more diverse and dominated...
    40 KB (3,476 words) - 13:29, 13 April 2024
  • Thumbnail for Equisetum arvense
    horsetail or common horsetail, is an herbaceous perennial plant in the Equisetidae (horsetails) sub-class, native throughout the arctic and temperate regions...
    18 KB (1,766 words) - 02:53, 19 April 2024
  • Thumbnail for Equisetum telmateia
    Tracheophytes Division: Polypodiophyta Class: Polypodiopsida Subclass: Equisetidae Order: Equisetales Family: Equisetaceae Genus: Equisetum Subgenus: E...
    5 KB (450 words) - 21:03, 22 March 2024
  • Thumbnail for Annularia
    Tracheophytes Division: Polypodiophyta Class: Polypodiopsida Subclass: Equisetidae Order: Equisetales Family: †Calamitaceae Genus: †Annularia Sternberg...
    3 KB (182 words) - 05:11, 24 January 2023
  • Thumbnail for Calamitaceae
    Tracheophytes Division: Polypodiophyta Class: Polypodiopsida Subclass: Equisetidae Order: Equisetales Family: †Calamitaceae Unger, 1840[citation needed]...
    3 KB (168 words) - 22:21, 18 December 2023
  • Thumbnail for Equisetum hyemale
    Tracheophytes Division: Polypodiophyta Class: Polypodiopsida Subclass: Equisetidae Order: Equisetales Family: Equisetaceae Genus: Equisetum Subgenus: E...
    9 KB (823 words) - 06:14, 19 April 2024
  • Thumbnail for Equisetum bogotense
    Tracheophytes Division: Polypodiophyta Class: Polypodiopsida Subclass: Equisetidae Order: Equisetales Family: Equisetaceae Genus: Equisetum Subgenus: E...
    3 KB (266 words) - 20:29, 4 January 2024
  • Thumbnail for Paleobiota of the Ciechocinek Formation
    The Ciechocinek Formation is a Jurassic (lower to middle Toarcian) geologic formation which extends across the Baltic coast from Grimmen, Germany, to Nida...
    247 KB (5,976 words) - 16:34, 4 April 2024
  • Thumbnail for Equisetum sylvaticum
    Tracheophytes Division: Polypodiophyta Class: Polypodiopsida Subclass: Equisetidae Order: Equisetales Family: Equisetaceae Genus: Equisetum Subgenus: E...
    5 KB (493 words) - 06:14, 19 April 2024
  • Thumbnail for Sphenophyllales
    typified by the genus Sphenophyllum. The probable relationships within Equisetidae are shown in the cladogram below. The possible position of Ibyka has...
    6 KB (459 words) - 21:48, 13 October 2022
  • Thumbnail for Equisetum pratense
    Tracheophytes Division: Polypodiophyta Class: Polypodiopsida Subclass: Equisetidae Order: Equisetales Family: Equisetaceae Genus: Equisetum Subgenus: E...
    4 KB (359 words) - 13:45, 17 April 2024
  • Thumbnail for Leptosporangiate fern
    Equisetidae...
    15 KB (1,426 words) - 04:52, 3 January 2024
  • Thumbnail for Ginkgoidae
    Equisetidae...
    2 KB (152 words) - 19:02, 22 March 2024
  • Thumbnail for Equisetaceae
    Tracheophytes Division: Polypodiophyta Class: Polypodiopsida Subclass: Equisetidae Order: Equisetales Family: Equisetaceae Michx. ex DC. Genera Equisetum...
    3 KB (287 words) - 17:58, 13 November 2023
  • Thumbnail for Cycadidae
    Equisetidae...
    2 KB (134 words) - 19:06, 22 March 2024
  • Thumbnail for Pseudobornia
    discovered in Alaska in the 1960s. The probable relationships within Equisetidae are shown in the cladogram below. The position where Ibyka would be has...
    3 KB (189 words) - 23:07, 13 October 2022
  • Tracheophytes Division: Polypodiophyta Class: Polypodiopsida Subclass: Equisetidae Order: †Sphenophyllales Genus: †Rotafolia De-M. Wang, S.-G. Hao, Q. Wang...
    4 KB (420 words) - 17:41, 2 April 2024
  • Thumbnail for Pinales
    Equisetopsida sensu stricto when used as a class of ferns, synonymous with Equisetidae Gorozhankin 1904. Christenhusz et al 2011. Eckenwalder 2008. Gernandt...
    30 KB (2,734 words) - 19:57, 6 April 2024
  • Thumbnail for Pinidae
    Equisetidae...
    2 KB (160 words) - 18:59, 22 March 2024
  • Thumbnail for Equisetum giganteum
    Tracheophytes Division: Polypodiophyta Class: Polypodiopsida Subclass: Equisetidae Order: Equisetales Family: Equisetaceae Genus: Equisetum Subgenus: E...
    4 KB (360 words) - 05:55, 5 March 2024
  • Thumbnail for Calamites
    Tracheophytes Division: Polypodiophyta Class: Polypodiopsida Subclass: Equisetidae Order: Equisetales Family: †Calamitaceae Genus: †Calamites Species Calamites...
    9 KB (861 words) - 23:39, 31 December 2023
  • Tracheophytes Division: Polypodiophyta Class: Polypodiopsida Subclass: Equisetidae Order: †Sphenophyllales Genus: †Hamatophyton L.-H. Deng, X.-X. Li, Z...
    4 KB (328 words) - 12:04, 28 March 2024
  • Thumbnail for Arthropitys
    Tracheophytes Division: Polypodiophyta Class: Polypodiopsida Subclass: Equisetidae Order: Equisetales Family: †Calamitaceae Genus: †Arthropitys Frenzel...
    7 KB (681 words) - 09:46, 20 February 2024
  • Thumbnail for Equisetum myriochaetum
    Tracheophytes Division: Polypodiophyta Class: Polypodiopsida Subclass: Equisetidae Order: Equisetales Family: Equisetaceae Genus: Equisetum Subgenus: E...
    3 KB (253 words) - 20:39, 8 April 2024
  • †Zygopterididae Order †Rhacophytales Order †Zygopteridales Subclass Equisetidae Order †Pseudoborniales Order †Sphenophyllales Order Equisetales (Horsetails;...
    18 KB (1,236 words) - 00:06, 28 December 2023