Oreocereus pseudofossulatus

{{Short description|Species of cactus}}

{{Speciesbox

| image =Teguise Guatiza - Jardin - Oreocereus pseudofossulatus 04 ies.jpg

| image_caption =

| status = NT

| status_system = IUCN3.1

| status_ref ={{cite journal | title=The IUCN Red List of Threatened Species | journal=IUCN Red List of Threatened Species | date=2010-09-22 | url=https://www.iucnredlist.org/species/152552/121599400 | access-date=2023-09-29 | page=}}

| taxon = Oreocereus pseudofossulatus

| authority = D.R.Hunt

| synonyms =

}}

Oreocereus pseudofossulatus is a species of Oreocereus found in Bolivia.{{cite web | title=Oreocereus pseudofossulatus D.R.Hunt — Plants of the World Online | website=Plants of the World Online | url=https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:961702-1 | access-date=2023-09-29}}

Description

Oreocereus pseudofossulatus grows shrubby, branches irregularly in the lower half and reaches heights of up to 2 meters. The light green shoots have a diameter of {{cvt|5 to 8|cm}}. There are 10 to 13 straight and tuberous ribs. The spines are straw yellow or rarely reddish. The single, conspicuous central spine, {{cvt|2 to 5|cm}} long, is initially protruding and later directed slightly downwards. The 10 to 14 radial spines are up to {{cvt|6|mm}} long.

The tubular, crooked-edged, greenish pink to bluish red flowers appear near the tips of the shoots and are up to {{cvt|9|cm}} long. The ellipsoidal, greenish yellow to brownish red fruits are fleshy and do not tear.{{cite book | last=Anderson | first=Edward F. | last2=Eggli | first2=Urs | last3=Anderson | first3=Edward F. | title=Das große Kakteen-Lexikon | publisher=Ulmer | publication-place=Stuttgart (Hohenheim) | date=2005 | isbn=3-8001-4573-1 | language=de | page=484.}}

File:Teguise Guatiza - Jardin - Oreocereus pseudofossulatus 04 ies.jpg|Flower buds

File:Oreocereus_fossulatus_rubrispinus_2.jpg|Flower

File:Oreocereus_fossulatus_rubrispinus_3.jpg|Flower

File:Oreocereus_fossulatus_rubrispinus_1.jpg|Habit

Distribution

Oreocereus pseudofossulatus is widespread in the Bolivian department of La Paz in the valley of the Rio La Paz at altitudes of 1800 to 3800 meters.

Taxonomy

The nomenclaturally correct first description was made in 1991 by David Richard Hunt.{{cite journal | title=Notes on miscellaneous genera of Cactaceae | journal=Bradleya | publisher=British Cactus and Succulent Society | volume=9 | issue=9 | year=1991 | issn=0265-086X | doi=10.25223/brad.n9.1991.a2 | pages=81–92}}

References

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