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半米高,2公斤重!新发现的霸王滇菌怎么长到如此巨大的?-肇庆在线
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半米高,2公斤重!新发现的霸王滇菌怎么长到如此巨大的?

作者: 【编辑:吴青潞】 · 2026-10-16 23:57 · views 0
【编辑:吴青潞】作者
作者2026-10-16 23:57

  半米高,2公斤重!新发现的霸王滇菌能吃吗?

  近日,中国科学院昆明植物研究所的科学家们在云南森林里,发现一种巨型野生菌。这次不只是发现了新物种,而是发现了一个全新的科——滇菌科,目前成员只有这一个,科学家给这个“独苗”起了个霸气的名字:霸王滇菌。

  这个霸王滇菌究竟是什么菌?怎么长到如此巨大的?

  首先,霸王滇菌长得根本不像我们印象里的蘑菇。

  很多人熟悉的香菇、平菇属于担子菌门,也就是带伞盖的蘑菇;而霸王滇菌属于子囊菌门。子囊菌门是真菌里的一大类,大多体型微小,像青霉、冬虫夏草、羊肚菌都属于这一类,普遍只有几毫米到几厘米。但霸王滇菌完全颠覆了以往认知,它是迄今已知体型最大的子囊菌之一。

  那它到底有什么来历呢?

  霸王滇菌归属于炭角菌目,它们常生长在腐烂的树桩或枯木上,但霸王滇菌和常见炭角菌长得完全不同,科学家发现它们约在6500万年前就已经分家了,霸王滇菌的祖先可能是恐龙灭绝之后,真菌界新生的巨无霸。

  那么,霸王滇菌是怎么长这么大的?通俗地讲,真菌谋生主要有三种方式——

  靠分解动植物遗体获取营养的叫“腐生”,比如长在朽木上的香菇;

  从活的宿主身上“拿”营养的叫“寄生”,比如侵染蝙蝠蛾幼虫的冬虫夏草;

  与其他生物“搭伙过日子”、彼此都受益的叫“共生”,比如松茸、牛肝菌与树木形成菌根、交换养分。

  霸王滇菌走的可能是介于共生与腐生之间的“第三条路”——内生—腐生转换:先以内生真菌的身份潜入健康树体,像个只借住、不捣乱的“租客”;待树木老死、防线瓦解,再转做分解木材的“清道夫”。

  那它为什么不直接吃腐木,非得先潜伏这么多年?

  这是因为:森林里一根倒下的腐木就是“限量自助餐”,成百上千种真菌蜂拥抢食,而潜伏的“房客”早已坐上“餐桌主位”——树一死,别的菌还在赶路,它已开饭。所以科学家也推测,这种“先到先得”的优先权,或许正是它长成巨无霸的秘诀之一。

  可能很多人还会关心,这个霸王滇菌到底能不能吃呢?未来,科学家会继续在食药用、发酵、栽培等方面展开研究,看看这个新物种有没有潜力进入大家的餐桌。

  (总台央视记者 帅俊全 褚尔嘉 云南总站)

【编辑:吴青潞】

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