CPC Plant Profile: Little Aguja Pondweed
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Plant Profile

Little Aguja Pondweed (Potamogeton clystocarpus)

Description
  • Global Rank: G1 - Critically Imperiled
  • Legal Status: Federally Endangered
  • Family: Potamogetonaceae
  • State: TX
  • Nature Serve ID: 132015
  • Date Inducted in National Collection: 02/09/1992

An aquatic plant that has branched, slender stems and linear leaves, about 9 cm long. Except for small, cylindrical spikes of flowers, this species grows completely submerged.

Participating Institutions
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Updates
Kim Taylor
  • 05/31/2017

Recreation, water diversion, severe flooding, extreme drought, changes in water quality from chemical contamination and from increased livestock numbers in nearstream areas.

Kim Taylor
  • 05/31/2017

One site in the Davis Mountains of west Texas.

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Photos
Nomenclature
Taxon Potamogeton clystocarpus
Authority Fern.
Family Potamogetonaceae
CPC Number 3598
ITIS 39024
USDA POCL
Common Names Little Aguja Pondweed
Associated Scientific Names Potamogeton clystocarpus | Potamogeton berchtoldii subsp. clystocarpus
Distribution Endemic to a few kilometers of a single stream in Little Aguja Canyon, Jeff Davis County, Texas.
State Rank
State State Rank
Texas S1
Habitat

Isolated, quiet pools of water rooted in igneous derived alluvium in the deep and rocky stream bed. Relatively shallow, usually quiet - but hydrologically dynamic - pools and flowing streams.

Ecological Relationships

Pollinators
Common Name Name in Text Association Type Source InteractionID
Reintroduction
Lead Institution State Reintroduction Type Year of First Outplanting

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