One of the highlights of our stay in South
America was when we stepped off the plane in Santiago de Chile and
immediately recognised our good pen-friend Friedrich Ritter, who
had come to collect us in his faithful Ford-pickup.
As neither Ritter, nor my
wife, nor I needed to see a large city such as Santiago, we took a
route through the outskirts of town in the direction of the home
of our host. Soon we arrived in hilly terrain of the coastal
cordilleras where we saw the first cacti, one of the many forms of
Trichocereus chilensis This area has for many years now
experienced increased droughts, so that there is barely enough
water that runs down from the mountains to irrigate the fertile
soils of the valley where Olmué is located. It is said that the
best tomatoes in Chile come from this valley.
Olmué is a pretty
village-like town with a square. Ritter's home is situated a
little farther into the hills, in the village of Granizo which is
also the ultimate destination of the bus service,
Ritter took us to the
charming cabaña that belonged to his acquaintance, Mrs Kern, where
we would be staying. That evening we visited Ritter in his home, a
pretty little house situated high in the hills. Around his house
is a fenced off garden where some of the cacti that he had
collected are growing. Somewhat lower is a well, that provides the
water for his small plantation .....
[p 120]

Pyrrhocactus garavental photo: Buining
As there had only been 9 mm of rain during the
previous year, the well had to be dug out much further as the
water level reduced daily.

Pyrrhocactus curvispinus var. campanense.
photo: Buining
Ritter's study offered a wonderful
view over the Andean coastal cordilleras which here reach
altitudes of up to 2,000 m. It is remarkable that Ritter has to
water his cacti regularly and give them some protection from the
bright sun with the help of palm-leaves. Experience has taught him
that even plants from the hot barren deserts in the north of Chile
will die here, without additional watering and sun protection.
Remarkable, because some 1,000 km farther north they are able to
survive without rain or shadow. This illustrates how careful we
need to be to copy the conditions under which these plants grow in
their home land. It was also remarkable that the white-waxed
Copiapoa from the north had lost much of their wax when growing in
Ritter's garden. The most significant is doubtless an insect that
lays its eggs among the plant and produces a grub that can
completely eat away the inside of a cactus, or at least cause
severe damage so that the plants eventually die.

photo Buining: descend from Cerro de la Campana
at 900 m.
overlooking Granizo in the valley below.
My wife with Ritter.
These insects seem to
exist more or less everywhere in cactus country. In addition,
rats, particularly in these dry times, will chew at cacti for food
and water. The house and gardens of Mrs Kern, who herself lived in
Valparaiso, was a real paradise, partly because it was so simple
and partly due to the marvellous sunny weather. The garden was
full of aromatic eucalyptus trees and all kind of fruit trees
while hummingbirds zoomed around bushes with tubular flowers.
Together with Ritter, and
once with his neighbour, Mr. Winterhalder, we walked into the
hills where rareties such as Pyrrhocactus garaventai, P.
horriduspinus var. robustus and P. curvispinus var.
campanense were collected.
My wife and I celebrated
Christmas together in Mrs. Kern's cabaña with Friedrich Ritter as
our guest. It was a strange and yet very nice Christmas, with
candles between branches from the Eucalyptus trees.
Unfortunately, Ritter's
Ford-pickup needed some repairs, so our departure was delayed.
Fortunately, this provided the excuse to climb the steep hill
where Pyrrhocactus engleri grows. Ritter had not
been here for some 12 years. During the climb, we saw the
omni-present Trichocereus chilensis. At a somewhat greater
altitude Pyrrhocactus curvispinus can be found, right up to
the peak at 2,000 m. Here, on the ridge of the hills
tops we also found Pyrrhocactus engleri with highly
variably coloured spination. The seeds indicated that they were
very different from those of the other Pyrrhocacti, so that it is
clearly wrong to jump to conclusions about little known plants and
reduce them to synonyms, as was done, for example by Hutchison.

Pyrrhocactus engleri
photo: Buining
After this excellent exercise in hill climbing, we
could finally start our trip north. Mrs Kern gave us some
blankets, a sleeping bag and some household utensils because we
would often be spending the night out in the wilderness.
Family Winterhalder spoiled us with a large bag of lemons and eggs
from their business and so, well rested and accompanied by best
wishes we set off in the Ford-pickup via Limache to the coast. It
was for us quite a sensation to reach the Pacific Ocean, with its
interesting coast line, where years before us, Darwin had been
travelling; completely different from the Atlantic Ocean coast.
In between dry, dead,
uninhabitable rocks we soon found Pyrrhocactus
chilensis and its variety albiflorus. Inaccessible rock
formations along the coast and out crops just off the coast were
white, covered in the faeces of thousands of pelicans.
 Trichocereus chilensis
photo: Buining
(to
be continued)
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