Regrowth study site showing typical Tamaulipan
If you would like to
support additional studies of this type, designed to answer basic
questions that are critical to the optimal stewardship/management of
vulnerable cactus species, please send a contribution,
of $25 USD or whatever amount you can afford, to the Cactus
Conservation Institute, 909 E. Sul Ross Ave., Alpine, TX 79830.
We also now accept donations via PayPal.
2010 regrowth on the
williamsii that was shown at top of this page.
on the same Lophophora williamsii in 2012
on the same Lophophora williamsii in 2014.
on the same Lophophora williamsii in 2016.
A look at one of our control plants shows a similar picture.