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Gosslingia

Gosslingia was a genus of Early Devonian land plant with branching axes.[2] Fossils have been from the Lochkovian to the Pragian, 419 to 408 million years ago.[1]

Gosslingia
Temporal range: Early Devonian[1]
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Lycophytes
Plesion: Zosterophylls
Order: incertae sedis
Family: Gosslingiaceae
Genus: Gosslingia

A cladogram published in 2004 by Crane et al. places Gosslingia in the core of a paraphyletic stem group of broadly defined "zosterophylls", basal to the lycopsids (living and extinct clubmosses and relatives).[3]

lycophytes
       

† Hicklingia

 †basal groups 

Adoketophyton, Discalis, Distichophytum (=Rebuchia), Gumuia, Huia, Zosterophyllum myretonianum, Z. llanoveranum, Z. fertile

 †'core' zosterophylls

Zosterophyllum divaricatum, Tarella, Oricilla, Gosslingia, Hsua, Thrinkophyton, Protobarinophyton, Barinophyton obscurum, B. citrulliforme, Sawdonia, Deheubarthia, Konioria, Anisophyton, Serrulacaulis, Crenaticaulis

 †basal groups 

Nothia, Zosterophyllum deciduum

lycopsids

extant and extinct members

Hao and Xue in 2013 used the absence of terminal sporangia to place the genus in the family Gosslingiaceae in the paraphyletic order Gosslingiales, a group considered to have indeterminate growth, with fertile branches generally showing circinate vernation (initially curled up).[1] Kenrick and Crane in 1997 also placed the genus in the family Gosslingiaceae, but they place this family in the order Sawdoniales.[4]

References edit

  1. ^ a b c Hao, Shougang & Xue, Jinzhuang (2013). The early Devonian Posongchong flora of Yunnan: a contribution to an understanding of the evolution and early diversification of vascular plants. Beijing: Science Press. pp. 52–54. ISBN 978-7-03-036616-0. Retrieved 2019-10-25.
  2. ^ Boyce, C.K. (2008). "How green was Cooksonia? The importance of size in understanding the early evolution of physiology in the vascular plant lineage". Paleobiology. 34 (2): 179–194. doi:10.1666/0094-8373(2008)034[0179:HGWCTI]2.0.CO;2. ISSN 0094-8373.
  3. ^ Crane, P.R.; Herendeen, P.; Friis, E.M. (2004). "Fossils and plant phylogeny". American Journal of Botany. 91 (10): 1683–99. doi:10.3732/ajb.91.10.1683. PMID 21652317.
  4. ^ Kenrick, Paul & Crane, Peter R. (1997). The Origin and Early Diversification of Land Plants: A Cladistic Study. Washington, D.C.: Smithsonian Institution Press. p. 172. ISBN 978-1-56098-730-7.

External links edit


gosslingia, genus, early, devonian, land, plant, with, branching, axes, fossils, have, been, from, lochkovian, pragian, million, years, temporal, range, early, devonian, preꞒ, scientific, classification, kingdom, plantae, clade, tracheophytes, clade, lycophyte. Gosslingia was a genus of Early Devonian land plant with branching axes 2 Fossils have been from the Lochkovian to the Pragian 419 to 408 million years ago 1 GosslingiaTemporal range Early Devonian 1 PreꞒ Ꞓ O S D C P T J K Pg N Scientific classification Kingdom Plantae Clade Tracheophytes Clade Lycophytes Plesion Zosterophylls Order incertae sedis Family Gosslingiaceae Genus Gosslingia A cladogram published in 2004 by Crane et al places Gosslingia in the core of a paraphyletic stem group of broadly defined zosterophylls basal to the lycopsids living and extinct clubmosses and relatives 3 lycophytes Hicklingia basal groups Adoketophyton Discalis Distichophytum Rebuchia Gumuia Huia Zosterophyllum myretonianum Z llanoveranum Z fertile core zosterophylls Zosterophyllum divaricatum Tarella Oricilla Gosslingia Hsua Thrinkophyton Protobarinophyton Barinophyton obscurum B citrulliforme Sawdonia Deheubarthia Konioria Anisophyton Serrulacaulis Crenaticaulis basal groups Nothia Zosterophyllum deciduum lycopsids extant and extinct members Hao and Xue in 2013 used the absence of terminal sporangia to place the genus in the family Gosslingiaceae in the paraphyletic order Gosslingiales a group considered to have indeterminate growth with fertile branches generally showing circinate vernation initially curled up 1 Kenrick and Crane in 1997 also placed the genus in the family Gosslingiaceae but they place this family in the order Sawdoniales 4 References edit a b c Hao Shougang amp Xue Jinzhuang 2013 The early Devonian Posongchong flora of Yunnan a contribution to an understanding of the evolution and early diversification of vascular plants Beijing Science Press pp 52 54 ISBN 978 7 03 036616 0 Retrieved 2019 10 25 Boyce C K 2008 How green was Cooksonia The importance of size in understanding the early evolution of physiology in the vascular plant lineage Paleobiology 34 2 179 194 doi 10 1666 0094 8373 2008 034 0179 HGWCTI 2 0 CO 2 ISSN 0094 8373 Crane P R Herendeen P Friis E M 2004 Fossils and plant phylogeny American Journal of Botany 91 10 1683 99 doi 10 3732 ajb 91 10 1683 PMID 21652317 Kenrick Paul amp Crane Peter R 1997 The Origin and Early Diversification of Land Plants A Cladistic Study Washington D C Smithsonian Institution Press p 172 ISBN 978 1 56098 730 7 External links editCladogram from Crane Herendeen amp Friis 2004 nbsp This article related to a Devonian plant is a stub You can help Wikipedia by expanding it vte nbsp This article about a prehistoric lycophyte is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Gosslingia amp oldid 1193404609, wikipedia, wiki, book, books, library,

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