Re: Thorns at anubiases

**P* B* <p*@googlemail.com>**

Ah, these are prickles. Prickly petioles are well known in the lasioids but 
also occur in Nephthytis and also Anubias. There role is completely obscure.

Very best

Peter
----- Original Message ----- 
From: <dloginov@ineos.ac.ru>
To: <aroid-l@gizmoworks.com>
Sent: Sunday, February 15, 2009 2:02 AM
Subject: Re: [Aroid-l] Thorns at anubiases

> Hello,
>
> Thanks for your attention to this problem. I with my colleague Sergey
> Gerasimov (from Ukraine) looked the thorns at following species: A.
> afzelii, A. gilletii, A. heterophylla, Anubias &#8216;Frazeri&#8217; and
> A. barteri var. caladiifolia &#8216;Variegated&#8217;. These thorns are
> part of actual leaf, namely petiole, as epidermal outgrowths.
>
> The photo of petiole of A. heterophylla is attached.
>
> Dmitry Loginov
> 

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