似木贼属(学名:Equisetites),又名拟木贼属,是木贼科下已灭绝的一个属,为一类生长在潮湿地区的蕨类。生存于石炭纪末至白垩纪末,其化石分布于全世界。[2]
特征
似木贼的外形和现代木贼属物种一致,和新芦木属亦很相似[3]。这类植物长有主脉茎,孢子生成于位于某些茎部顶端之孢子囊穗(类似球果的结构)里的孢囊梗内。单叶互相连接,呈直线状或草叶状,可多达30轮。叶的基座包裹着鳞片叶。它们能利用地下茎进行无性生殖。[2]
物种[1]
- Equisetites conicus Sternberg, 1833
- Equisetites pusillus Villar de Seoane, 2005
参考文献
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