RE: [Aroid-l] Re: New Dark Alocasia

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From:  LARIANN GARNER <AROIDIAN@worldnet.att.net>
Reply-To:  Discussion of aroids <aroid-l@gizmoworks.com>
To:  aroid-l@gizmoworks.com
Subject:  [Aroid-l] Re: New Dark Alocasia
Date:  Sat, 26 May 2007 22:38:30 -0400
>Alistair,
>
>I have the plant right next to a robust specimen of A. alba and the
>morphological differences are quite clear once you see them next to
>each other.  There are similarities, however, as there are between
>A. alba and A. sarawakensis.  For me, the tell-tale sign will be the
>morphology of the inflorescences when they finally appear.  The A.
>alba actually has much more prominent venation on both the abaxial
>and adaxial surfaces and a heavier substance overall to the leaf
>than has this plant or A. sarawakensis.
>
>In some respects, one could say that this plant appears somewhat
>intermediate between A. alba and A. sarawakensis, as A. sarawakensis
>petioles have a rough, almost peach-fuzz texture and both this plant
>and A. alba petioles are smooth to the touch.  But then there is the
>color, which is characteristic of neither of the two species in
>question!
>
>I would argue against this plant being a hybrid, as one of the most
>likely parents, A. plumbea Nigra, has never produced pollen in my
>experience, implying to me that it may be a sterile hybrid itself,
>or a sterile sport.
>
>An intriguing enigma, for sure!
>
>LariAnn
>Aroidia Research
>
>
>Alistair wrote:
>
>What a wonderful-looking plant! If its not a hybrid it certainly
>looks like alba or sarawakensis. I was interested to see you say it
>was not alba: not disagreeing with you, but why not?
>
>Alistair
>
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