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Re: [aroid-l] How to ID elephant ears
From: "Peter Boyce" peterboyce at myjaring.net> on 2003.10.17 at 11:21:09(10697)|
Errm... except that A. indica is a synonym of A. macrorrhizos.
The best paper to read on this subject is:
A. Hay. The Genus Alocasia in West Malesia and Sulawesi. Gardens' Bulletin
Singapore 50:221 - 334 (1998). The nuggets re identification are on 233 -
----- Original Message -----|
Sent: Monday, October 13, 2003 10:52 AM
Subject: Re: [aroid-l] How to ID elephant ears
> Alocasia indica and other Alocasias have green
> leaves with dull finish and their leaf tips point
> downward while Alocasia macrorrhiza has green leaves
> with glossy finish and the leaf tip points up.
> Is that a general rule?
> --- Brian Williams wrote:
> > It can be very hard at first to tell the groups apart.
> > Manly these are
> > the more common and most likely to get confused.
> > Colocasia Soft leaves leaf tips almost always point
> > down. Usually to
> > 6ft or more sending runners or growing from bulb.
> > Alocasia Larger forms leaf tips point up. Leaves are
> > thick rarely
> > sends off runners
> > Xanthosoma were the two lobes meet the leaf is not
> > connected giving it a
> > more arrow shaped leaf. The leaves are thin and sap is
> > usually white
> > manly grow from bulbs rarely runners if any.
> > Caladium soft leaves usually under 3ft tall. Most are
> > brightly colored.
> > many plants will be growing off one bulb. Bulbs are
> > usually yellow.
> > A few uncommon ones are
> > These if you are growing them you should know what you
> > have most
> > resemble the ones above. A few are harder to tell apart
> > than other. But
> > these are highly uncommon to find.
> > Cyrtosperma
> > chlorospatha
> > Gonatanthus
> > Remusatia
> > Steudnera
> > Over all I would say the best way to know these and other
> > aroids is to
> > grow them. I remember asking Dewey how he could tell a
> > philo from a
> > anthurium. Now that I have collected them and grown them,
> > I can spot one
> > in a nursery window at 400 yards while doing 60 in the
> > car. :>)
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