Taxon Details
Boechera hirshbergiae
Hirshberg's rockcress
View Report Copy Link Calflora eFlora CCH CalPhotos iNaturalist
|
Taxon Summary:
Boechera hirshbergiae, commonly known as Hirshberg's rockcress, is a perennial herb in the Brassicaceae that is found only in California. It occurs within Pebble (Pavement) plain, growing at elevations from 1400 to 1415 meters. Boechera hirshbergiae is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.|
Scientific Name: Boechera hirshbergiae (S. Boyd) Al-Shehbaz |
||
|
Common Name: Hirshberg's rockcress |
||
| Family: | Brassicaceae | |
| Element Code: | PDBRA064D0 | |
| USDA Plants Symbol: | ||
|
Synonyms/Other Names: |
||
| Name Status: |
JEF, FNA, POWO, IPNI, Tropicos |
|
| CA Rare Plant Rank: | 1B.2 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G1Q |
|
State Rank: |
S1 |
| Other Status: | SB_CRES |
|
CRPR Changes: |
|
| Add Date: | 2001-01-01 |
| Date Edited: | 2021-05-26 |
| Lifeform: perennial herb | ||||||||||||||
Blooming Period: Mar-May
|
||||||||||||||
|
Elevation:
1400 - 1415 meters 4595 - 4645 feet |
||||||||||||||
General Habitats:
|
||||||||||||||
| Microhabitat Details: | ||||||||||||||
|
Microhabitat:
|
||||||||||||||
|
Notes: Known only from near Cuyamaca Lake. Threatened by grazing. Not in The Jepson Manual (1993); a synonym of B. johnstonii in TJM 2; see Harvard Papers in Botany 11(1):61-88 (2006) for relative taxonomic treatment. See Aliso 17:203 (1998) for original description, and Novon 13(4):381-391 (2003) for revised nomenclature |
|
|
Threats: |
|
|
Taxonomy: |
|
| Threat List Total: | 1 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 1 | 33 % |
| THREAT LIST: | ||
|---|---|---|
| Grazing | 1 | 33% |
| Total Occurrences: | 3 | ||||
| Element Occurrence Ranks: | |||||
|---|---|---|---|---|---|
| A | B | C | D | X | U |
| 0 | 0 | 0 | 0 | 0 | 3 |
| Occurrence Status: | |||||
|---|---|---|---|---|---|
| Historical >20 Years | 2 | ||||
| Recent <=20 Years | 1 | ||||
| Presence: | |||||
|---|---|---|---|---|---|
| Presumed Extant | 3 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
|
States: Name (Code) California (CA) |
|||||||||||||
|
California Counties and Islands: Name (Code) San Diego (SDG) |
|||||||||||||
|
Quads: Name (Quad Code) Cuyamaca Peak (3211685), Julian (3311615) |
|||||||||||||
Notes:
|
|||||||||||||
Presumed Extant
Click on quad for name. Hold Shift Key to use mouse scroll wheel