Northants News 18.1 Spring 2007

Letter from America - Yucca nana         Don Campbell

Ed: I have been in weekly contact with Don Campbell for a good few years. Don is the chairman of the Chinle Chapter of the Colorado Cactus Society

Trevor,

Finally getting around to reading what you sent via regular mail. Specifically the bit on Yucca nana.

I'm definitely not an authority on Yuccas. I love to see them in habitat and they definitely have a place in xeric gardens, however, they tend to be a bit like prickly pears for me.

I suspect I've seen a number of what is being referred to a Y. nana in various places in Utah. These tiny little plants are truly appealing and tend to stick in one’s memory.

Years ago, while living in the Denver area, I became intrigued by some really cute tiny little "spherical" Yuccas we saw in the San Rafael Swell area. I guess the little beauty was attracted to me because it followed me home and took up residence in a small outdoor C&S garden I had started. For the next year or two I took really good care of the little waif. However, it's hard to imagine the disappointment I experienced when the little guy rewarded me by growing up to be the same size and looking just like all the other Y. harrimaniaes I've seen. My suspicion is that there is some soil or other habitat factor that causes these plants to assume and maintain their Lilliputian stature in some particular habitats but revert to a normal size under other conditions.

The German translation you sent refers several times to finding plants with the flower stalks being cut off and the fruits missing. The author’s assumption was that naughty seed collectors had done the dastardly deed. My assumption, however, is that the culprit walks on four feet and wears a fur coat. The fresh stalks and flowers are a real juicy, tasty treat for deer and other critters in the desert. I've seen many yuccas and agaves that have been "topped" by hungry, thirsty critters just before the plants are able to mature the flowers and produce fruits. Last spring, in fact, I watched a doe in my back yard make a direct bee line to one of my flowering yuccas and begin munching on the stalk and immature flowers. I shooed her away but not before she took off a couple of stalks. I also lost the young flower stalk tips on my Hesperaloe this past year. The Hesperaloe, however, just branched out and continued blooming the rest of the summer.

I'll try to keep better track of any future Lilliputian sightings in the Utah deserts. Memory tells me that I've seen lots of them over the years and in many different places. I do not currently have any of these growing in my garden. However, several years ago I did rescue an underachieving yucca from a road cut in the Vernal, UT area and planted it in my garden. It too promptly responded to my TLC by assuming "normal" proportions, clumping and flowering profusely. In fact this is the plant that the deer nipped off last spring.

Regards, Don

In Search of Pediocactus simpsonii        Vic Abell 

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The Wilson Arch in Utah. (You can click the images in this article for a better view.)

Ed: My friend Vic was keen to see more cacti of the southwest and I was happy to send him the locations of some plants which were on his way and might particularly interest him. While he was there would he look up a little Pediocactus species I had seen in the Abajo mountains of Utah? Read on…

8th April: I left the Econolodge in Cortez, Colorado driving north. Passing Monticello in Utah I came to an amazing natural archway in the red sandstone which turned out to be Wilson’s Arch.  I parked up and climbed up to the base of the arch to admire the view back to Monticello and the snow capped mountains.

Next stop was Hole In the Rock which looked a bit too touristy for my taste but turned out to be quite interesting with all sorts of curiosities and included a cactus garden with some nice plants including some Sclerocacti. I took the opportunity to have a look at a more detailed map in the gift shop as my map didn’t show Harts Draw Road. This was where I could find the special site for Pediocactus simpsonii that Trev had asked me to look our for. The least I could do considering all the help he had given me and the excellent plant info, of course I’d like to see this plant in habitat as well! Fortunately I soon found the road on the map, just off U211 which I’d passed earlier. So full of anticipation I drove back and took the turn into Harts Draw Road. I noticed I was quite low on fuel, it couldn’t be that far?

My notes from Trev said approximately 3.2 miles so I counted down on the mileometer and pulled up at the side of the road. Hastily I jumped out of the car and grabbed my camera from the boot and off I marched on a mission, GPS in hand. Firstly I took the left hand side of the road and soon came across a cactus which turned out to be Echinocereus triglochidiatus ‘inermis’ (below left) which was growing in the partial shade of a pine tree. I took a photo and carried on, searching the ground for cacti and checking the GPS as I went. A little further on I found Sclerocactus parviflorus growing in sandy soil where the ground started to slope off into what I’d describe as a ravine with huge boulders. 

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The spineless form of Echinocereus triglochidiatus found by Vic in Utah

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Sclerocactus parviflorus

The pines became more abundant here and I spotted more Sclerocacti growing along with Opuntias and Yuccas. I stopped to have a look at the GPS, the N co-ordinates matched those given to me by Trev but the W co-ords were someway off, I was still a GPS virgin and hadn’t quite mastered it yet but realised I was looking in the wrong area, so I took the steep walk back up to the road and of course looked for plants along the way. I soon came to the road a little further up from where I’d parked and crossed over to the other side where I had a little look around, I found a small Opuntia, low growing with cylindrical stems maybe O. fragilis (right) but no Pediocacti.

I then drove a bit further along the road and parked up, checking the GPS showed that I was very close. I took the right hand side of the road and came to a flat grassy area only a short distance from the road with low bushes and the odd pine tree. I was getting closer and closer and the anticipation was becoming more intense – got it – cross-hairs on the GPS, checking the ground I couldn’t see any cacti but they had to be around there somewhere! 

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Opuntia fragilis

The GPS indicated an accuracy of around 10ft so I scoured the ground almost on my hands and knees and there it was - Pediocactus simpsonii, a small plant of around 1¼” across partly submerged in the sandy soil.

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I knelt down resting on my elbows and took a couple of photos. I felt a sense of relief and of euphoria having found this species for the first time. Just as I was taking the photos I noticed another plant this time bigger at 3” growing underneath a small shrub just a few feet in front of me: on closer inspection it was in full bud and looked only maybe a week or two away from flowering. Likewise I took some photos which were hindered by the branches of the shrub which I gently pushed out of the way not wanting to do any harm, I also took a general photo of the habitat showing the grassy area dotted by small shrubs and there on the horizon the spectacular view of the snow capped Abajo Mountains.

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Nearby I found an old rusty beer can so I marked the spot and took a diagonal route past an old grey gnarled tree back to the car as I wanted to fetch my macro lens and get a couple of better photos. Returning I soon found the spot again and took some more photos. I said my farewells; yes I sometimes talk to the plants and took a different route back to the car checking the ground as I went. A short distance away I found a couple more Pediocactus simpsonii, small plants around 2” across with nice dark spines and partly submerged in the soft sandy soil. More photos and then elated I walked back to the car and drove back down to the main road. I wanted to visit the Canyonlands NP but didn’t think I’d make it on what fuel I had left so decided to drive back to Monticello and refuel. With a full tank and refreshed by a coffee I drove back and into the Canyonlands NP where I saw Sclerocactus parviflorus again with particularly long central spines and an Echinocereus species. I then watched the sunset over the amazing scenery, a beautiful end to a great day!

Vic

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Above: I asked my friend Richard Booth to look out for this simpsonii and this is one of Richard’s pictures of Pediocactus simpsonii in flower at the same site a month after Vic's visit. I have chosen a small plant like those I saw on my first visit but many plants pictured by Richard were ‘normal’ size. Pity... I thought, maybe, it was something 'new'. Maybe next time...?

Thanks Vic, that bought back some fond memories I have for this part of the world. Vic was able to find Pediocactus simpsonii for the first time and this is a fairly small growing form - very small when I found these plants in 2001. In many places it is a very common cactus but it is interesting that the Sclerocactus parviflorus Vic found was close to the altitude record for the species. The ‘inermis’ form of Echinocereus triglochidiatus is of course a desirable plant to cultivate and interesting to see, and I must return to this site in the future.

Vic mentioned that he was low on fuel. So was I when I visited this area for the second time in 2002. We had stopped at the fascinating nearby petroglyphs at ‘Newspaper Rock’ in Canyonlands. The Pediocactus site was on the way to Monticello over a dirt road. Shortly the car began to ‘boing’ and the message ‘low on gas’ was displayed. Then, as I approached the Pediocactus site, it went ‘boing, boing, get some gas NOW, dumbo!’ I tried to reassure the FL that it was a busy route and we would get a lift, she was not reassured. You just know that stopping the car to look at some interesting cactus makes it run out of petrol quicker. Bearing in mind I might have to live with the FL for the rest of my life, I drove by. It hurt. As we raised the crest I said we could just coast down the pass to town, but I heaved a sigh of relief, only eight miles to go. When we came to the main road with its gas station I took a look at the price and muttered, ‘I’m not buying petrol at that price!. A handbag bounced off my right ear and I changed my mind. Cactus hunting can be a dangerous pastime!

Trev

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