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| Accession No. | 09196 |
|---|---|
| Family | Asteraceae |
| Species | Ambrosia psilostachya DC. |
| Common name | "western ragweed" |
| Collector Information | J. Spencer (1063) 24 September 1998 , with D. Atwood |
| Geography | Mexico, Chihuahua, |
| Lat./Long. | 30° 6' 23" N, 108° 14 ' 45" W at 6700 feet (2042 m) |
| Locality | 20 miles west from Mata Ortiz Junction, Sierra La Brena, E slope of Sierra Madre Occidental. |
| Ecology | Pine-oak-manzanita, grass shrubland. |
Synonyms recognized by ITIS (bold taxon is currently accepted):
Ambrosia psilostachya DC.
Ambrosia californica Rydb.
Ambrosia coronopifolia Torr. & Gray
Ambrosia cumanensis auct. non Kunth
Ambrosia psilostachya var. californica (Rydb.) Blake
Ambrosia psilostachya var. coronopifolia (Torr. & Gray) Farw.
Ambrosia psilostachya var. lindheimeriana (Scheele) Blank.
Ambrosia rugelii Rydb.
Common Name(s): Cuman ragweed, perennial ragweed, western ragweed.
Taxonomic Hierarchy: (ITIS TSN=36516, click for more information and references)
Kingdom: Plantae
Subkingdom: Tracheobionta
Division: Magnoliophyta
Class: Magnoliopsida
Subclass: Asteridae
Order: Asterales
Family: Asteraceae
Genus: Ambrosia
Species: Ambrosia psilostachya
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02502 |
03840 |
10889 |
| Accession | Name | Dist., dir. |
|---|---|---|
| 10080 | Lopezia gracilis | 88 ft. E |
| Name | County | Dist., dir. | Elevation (ft.) | 7.5' Quad Name |
|---|
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