Taxon Report

Cryptantha hooveri I.M. Johnst.

Hoover's cryptantha

Print Report



  Classification

Scientific Name:
Cryptantha hooveri I.M. Johnst.
Common Name:
Hoover's cryptantha
Family: Boraginaceae
Element Code: PDBOR0A190
USDA Plants Symbol: CRHO4
Synonyms/Other Names:

Ecology and Life History

Lifeform: annual herb
Blooming Period: Apr-May Apr-May
Elevation: 9-150 (30-490)
General Habitats: Inland dunes, Valley and foothill grassland
Microhabitat:
Microhabitat Details:

Occurrence Data from the CNDDB

Total Occurrences: 4
Element Occurrence Ranks:
   Excellent (A) 0
   Good (B) 0
   Fair (C) 0
   Poor (D) 0
   None (X) 4
   Unknown (U) 0
California Endemic:  True
California Counties and Islands: Name (Code)
Contra Costa (CCA)*, Madera (MAD)*, Sacramento (SAC), Stanislaus (STA)*
Quads: Name (Quad Code)
Antioch North (3812117)*, Antioch South (3712187), Bliss Ranch (3712014)*, Chowchilla (3712013), Cooperstown (3712065)*, Knowles (3711927), Little Table Mtn. (3711917), Millerton Lake West (3711916), O'Neals (3711926)

Threat List Data from the CNDDB

Threat List Total: 2
EOs with Threat Listed: Total EOs % of EOs
3 75 %
Agriculture 2 50%
Development 1 25%

Notes

Last seen in 1939. Recent surveys unsuccessful; additional field work needed. See Journal of the Arnold Arboretum 18:23 (1937) for original description.
Threats:
Taxonomy:

Selected References

CRPR List Change on 2005-08-23
Citation California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 25 December 2024].