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Table 3 Comparisons among some Devonian lycopsids’ fertile structures

From: Re-study of Guangdedendron micrum from the Late Devonian Xinhang forest

Taxon

Gender of strobili

Spore type (microspores and megaspores, respectively)

Locality

Yuguangia ordinata [33]

Bi

Acinosporites

South China

Triletes

Cymastrobus irvingii [27]

Bi

Endosporites

Australia

?

Kossoviella timanica [34]

Bi

Cristatisporites

North Russia

Triletes

Lepidostrobus xingjiangensis[50]

M

Lycospora

North-west China

Minostrobus chaohuensis [18, 23]

M

Lycospora

South China

F

Lagenicula

Sublepidodendron songziensis [17, 21]

M

Lycospora

South China

F

Lagenicula

Sublepidodendron grabaui [19, 22]

M

Lycospora

South China

F

?

Jurinodendron (Cyclostigma) kiltorkense [31]

F

Lagenicula

Worldwide

Kowieria alveoformis [28]

Bi

?

South Africa

Lagenicula

Changxingia sp. [25]

M

?

South China

F

Lagenicula

Guangdedendron micrum [15]

F

Lagenicula

South China

Longostachys latisporophyllum [39]

F

Laevigatisporites?

South China

Mixostrobilus givetensis [38]

Bi

?

Kazakhstan

Lagenicula

Bisporangiostrobus harrisii [51]

Bi

Geminospora

America

Duosporites

Clevelandodendron ohioensis [29]

Bi

Calamospora? or Punctatisporites?

America

Not Lagenicula

  1. F for female (megasporangiate), M for male (microsporangiate) and Bi for bisporangiate