Accession Data:
Pediocactus knowltonii L.D.Benson
- Common Name: Knowlton's Cactus
- Family: Cactaceae Juss.
- Country of Origin: USA: San Juan County, NM
- Habitat: Pinyon-juniper woodland with sagebrush, on gravelly loam alluvial soils
- Description: Known from a single locality, where it is considered Endangered by the USFWS, with steep declines in population due to poaching, grazing, off-road vehicles and drought/climate change.
Accession Data:
- Accession # 202200039
- Source: M. Opel ex Mesa Garden seed
- Provenance:
SB 304, San Juan County, New Mexico, USA. Seed of Mesa Garden 1148, sown and cold stratified Feb 17 2021
- Accession Date: 03-07-2022
- Bench: 2209 - XER:Mohave/Great Basin
- Currently: active - healthy
- Qty: 1 confirmed on 04-16-2024
- Restrictions:
- IUCN Red List: Critically Endangered Species
- CITES Appendix I Listed Plant - Plants are not to leave Greenhouse!
- Distribution Agreement (CBD or similar) - Plants do not leave Greenhouse/TLS w/o Manager approval!
- IUCN Red List: Critically Endangered Species
Classification:
- Division: Magnoliophyta
- Class: Magnoliopsida
- SubClass: core eudicots
- Order: Caryophyllales
- SubOrder:
- Family: Cactaceae
- SubFamily: Cactoideae
- Tribe: Cacteae
- SubTribe:
Flowering Data:
This accession has been observed in bloom on:| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | ||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| 2023 | ||||||||||||||||||||||||||||||||||||||||||||||||||||
References (internal):
- EEB Greenhouse Holdings native to: New Mexico
References (external):
- USFWS 2021. Knowlton’s Cactus(Pediocactus knowltonii)5-Year Review: Summary and Evaluation. https://ecos.fws.gov/docs/tess/species_nonpublish/3488.pdf
data regenerated on Wed, 03 Jul 2024 14:13:40 -0400 [bcm v4.0]
Images:
Additional images for this accession:
Click on thumbnails to enlargeCurrent Accessions in the Cactaceae
Subfamily Cactoideae
Tribe Cacteae
- Ariocarpus fissuratus
- Astrophytum capricorne
- Astrophytum myriostigma
- Astrophytum ornatum W/C
- Coryphantha cornifera W/C
- Coryphantha difficilis
- Coryphantha maiz-tablasensis W/C
- Echinocactus grusonii
- Echinocactus texensis W/C
- Epithelantha micromeris W/C
- Escobaria vivipara W/C
- Ferocactus cylindraceus W/C
- Ferocactus echidne W/C
- Ferocactus glaucescens W/C
- Ferocactus glaucescens
- Ferocactus gracilis
- Ferocactus pilosus
- Leuchtenbergia principis
- Mammillaria bocasana
- Mammillaria bombycina
- Mammillaria compressa
- Mammillaria compressa
- Mammillaria glochidiata W/C
- Mammillaria gracilis ssp. minima
- Mammillaria gracilis ssp. minima
- Mammillaria hertrichiana W/C
- Mammillaria hertrichiana W/C
- Mammillaria magnimamma
- Mammillaria mystax
- Mammillaria parkinsonii W/C
- Mammillaria petterssonii W/C
- Mammillaria plumosa
- Mammillaria scheideana W/C
- Mammillaria uncinata W/C
- Mammilloydia candida W/C
- Ortegocactus macdougallii
- Pediocactus knowltonii W/C
- Rhipsalidopsis gaertneri
- Stenocactus crispatus W/C
- Stenocactus lamellosus W/C
- Thelocactus rinconensis W/C
- Turbinicarpus jauernigii
Subfamily Cactoideae
Tribe Cereeae
- Cereinae: Cereus forbesii
- Cereinae: Cereus hildmannianus W/C
- Cereinae: Cereus repandus
- Cereinae: Cereus repandus var. monstrosus
- Cereinae: Cipocereus bradei
- Cereinae: Disocactus flagelliformis
- Cereinae: Melocactus azureus
- Cereinae: Melocactus cf. disciformis
- Cereinae: Melocactus ernestii
- Cereinae: Melocactus intortus W/C
- Cereinae: Melocactus matanzanus
- Cereinae: Pilosocereus magnificus
- Cereinae: Pilosocereus pachycladus W/C
- Cereinae: Pilosocereus polygonus W/C
- Cereinae: Pilosocereus purpusii
- Cereinae: Pilosocereus sp.
- Rebutiinae: Browningia hertlingianus
- Rebutiinae: Gymnocalycium capillaense W/C
- Rebutiinae: Gymnocalycium gibbosum W/C
- Rebutiinae: Gymnocalycium monvillei ssp. achirasense W/C
- Rebutiinae: Gymnocalycium pflanzii W/C
- Rebutiinae: Gymnocalycium quehlianum W/C
- Rebutiinae: Rebutia minuscula W/C
- Rebutiinae: Uebelmannia pectinifera
- Trichocereinae: Acanthocalycium klimpelianum W/C
- Trichocereinae: Acanthocalycium klimpelianum W/C
- Trichocereinae: Cleistocactus baumannii ssp. santacruzensis
- Trichocereinae: Cleistocactus fieldianus W/C
- Trichocereinae: Cleistocactus strausii
- Trichocereinae: Discocactus placentiformis
- Trichocereinae: Echinopsis ancistrophora ssp. arachnacantha
- Trichocereinae: Echinopsis atacamensis W/C
- Trichocereinae: Echinopsis aurea W/C
- Trichocereinae: Echinopsis aurea W/C
- Trichocereinae: Echinopsis aurea
- Trichocereinae: Echinopsis calochlora
- Trichocereinae: Echinopsis camarguensis
- Trichocereinae: Echinopsis eyriesii
- Trichocereinae: Echinopsis subdenudata
- Trichocereinae: Echinopsis thionanthum W/C
- Trichocereinae: Espostoa ritteri W/C
- Trichocereinae: Espostoa senilis
- Trichocereinae: Haageocereus chryseus W/C
- Trichocereinae: Haageocereus salmonoides
- Trichocereinae: Harrisia regelii W/C
- Trichocereinae: Harrisia taetra W/C
- Trichocereinae: Lobivia pygmaea
- Trichocereinae: Matucana calliantha
- Trichocereinae: Matucana madisoniorum
- Trichocereinae: Oreocereus celsianus W/C
- Trichocereinae: Oreocereus cf. celsianus
- Trichocereinae: Trichocereus grandiflorus
- Trichocereinae: Weberbauerocereus rauhii W/C
Subfamily Cactoideae
Tribe Copiapoinae
- Copiapoa cinerea W/C
- Copiapoa cinerea var. haseltoniana
- Copiapoa coquimbana W/C
- Copiapoa echinoides
- Copiapoa echinoides W/C
- Copiapoa humilis
- Copiapoa hypogaea W/C
- Copiapoa hypogaea
- Copiapoa laui W/C
- Copiapoa montana
- Copiapoa montana W/C
- Copiapoa unidentified
- Frailea cf. pygmaea
Subfamily Cactoideae
Tribe Notocacteae
- Neoporteriinae: Austrocactus spiniflorus
- Neoporteriinae: Eriosyce napina W/C
- Neoporteriinae: Eriosyce villosa W/C
- Neoporteriinae: Eulychnia breviflora W/C
- Neoporteriinae: Eulychnia breviflora
- Neoporteriinae: Eulychnia saint-pieana
- Notocactinae: Parodia comarapana
- Notocactinae: Parodia formose var. prolifera
- Notocactinae: Parodia haselbergii ssp. haselbergii
- Notocactinae: Parodia leninghausii
- Notocactinae: Parodia magnifica
- Notocactinae: Parodia ottonis
Subfamily Cactoideae
Tribe Phyllocacteae
- Corryocactinae: Neoraimondia arequipensis W/C
- Echinocereinae: Acanthocereus tetragonus
- Echinocereinae: Carnegiea gigantea W/C
- Echinocereinae: Carnegiea gigantea
- Echinocereinae: Cephalocereus euphorbioides
- Echinocereinae: Cephalocereus quadricentralis W/C
- Echinocereinae: Cephalocereus senilis
- Echinocereinae: Echinocereus cinerascens W/C
- Echinocereinae: Echinocereus nivosus
- Echinocereinae: Echinocereus pentalophus
- Echinocereinae: Echinocereus scheeri ssp. scheeri W/C
- Echinocereinae: Echinocereus subinermis
- Echinocereinae: Echinocereus subinermis ssp. ochoterenae
- Echinocereinae: Escontria chiotilla
- Echinocereinae: Lophocereus sp.
- Echinocereinae: Lophocereus schottii
- Echinocereinae: Stenocereus humilis
- Echinocereinae: Stenocereus stellatus
- Hylocereinae: Epiphyllum hookeri subsp. guatemalense
- Hylocereinae: Epiphyllum oxypetalum
- Hylocereinae: Epiphyllum phyllanthus W/C
- Hylocereinae: Hylocereus costaricensis
- Hylocereinae: Pseudorhipsalis micrantha
- Hylocereinae: Selenicereus anthonyanus
- Hylocereinae: Selenicereus chrysocardium
- Hylocereinae: Selenicereus grandiflorus
- Hylocereinae: Selenicereus wittii W/C
Subfamily Cactoideae
Tribe Rhipsalideae
- Hatiora cylindrica
- Hatiora herminiae W/C
- Hatiora salicornioides
- Lepismium cf houlletianum
- Lepismium cruciforme
- Lepismium warmingianum
- Rhipsalis baccifera ssp. horrida
- Rhipsalis burchellii
- Rhipsalis cereuscula
- Rhipsalis cf rhombea
- Rhipsalis elliptica
- Rhipsalis juengeri
- Rhipsalis lorentziana W/C
- Rhipsalis mesembryanthemoides
- Rhipsalis oblonga
- Rhipsalis pachyptera
- Rhipsalis paradoxa
- Rhipsalis pentaptera
- Rhipsalis pilocarpa
- Rhipsalis teres
Subfamily Cactoideae
Tribe Trichocereeae
Subfamily Maihuenioideae
Subfamily Opuntioideae
Tribe Austrocylindropuntieae
Subfamily Opuntioideae
Tribe Cylindropuntieae
Subfamily Opuntioideae
Tribe Opuntieae
- Opuntia articulata
- Opuntia brasiliensis
- Opuntia fragilis
- Opuntia humifusa W/C
- Opuntia microdasys "Monstrose"
- Opuntia microdasys
- Opuntia microdasys var. lutea
- Opuntia microdasys ssp. rufida
- Opuntia picardoi
- Opuntia pycnantha
- Opuntia quitensis
- Opuntia schickendantzii
- Opuntia sp.
Subfamily Opuntioideae
Tribe Tephrocacteae
Subfamily Pereskioideae
Tribe Pereskieae
W/C = Wild Collected
= indicates flowering in past 14 days
= images available for this accession
= map available for this accession
= accession added within past 90 days