Riosóm

Is éard atá i riosóm ná gas planda a fhásann go cothrománach faoin talamh. Is féidir leis a bheith caol is ag fás go tapa, ag ligean don phlanda leathadh amach go plandúil, nó méith is ag feidhmiú mar stóras bia.[1][2]

Seanphlanda spuirse, Euphorbia antiquorum, ag seoladh amach riosóim bhána

Tagairtí

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