Taxon Details
Malacothamnus marrubioides
Santa Clarita bushmallow
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© 2016 Keir Morse |
© 2016 Keir Morse |
© 2016 Keir Morse |
Taxon Summary:
Malacothamnus marrubioides, commonly known as Santa Clarita bushmallow, is a perennial deciduous shrub in the Malvaceae that is found only in California. It occurs within Chaparral, Cismontane woodland, and Riparian woodland, growing at elevations from 55 to 1170 meters. Malacothamnus marrubioides is ranked 4.2, Plants of Limited Distribution, A Watch List; Moderately threatened in California.|
Scientific Name: Malacothamnus marrubioides (Durand & Hilg.) Greene |
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Common Name: Santa Clarita bushmallow |
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| Family: | Malvaceae | |
| Element Code: | ||
| USDA Plants Symbol: | MAMA3 | |
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Synonyms/Other Names: |
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| Name Status: |
JEF, FNA, POWO, IPNI, Tropicos |
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| CA Rare Plant Rank: | 4.2 |
| Fed List: | None |
| State List: | None |
| Global Rank: | |
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State Rank: |
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| Other Status: | |
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CRPR Changes: added to 4.2 on 2025-09-03 |
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| Add Date: | 2025-09-03 |
| Date Edited: | 2025-09-04 |
| Lifeform: perennial deciduous shrub | ||||||||||||||
Blooming Period: (Jan-Mar)Apr-Jul(Aug-Dec)
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Elevation:
55 - 1170 meters 180 - 3840 feet |
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General Habitats:
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| Microhabitat Details: Fire-adapted; populations usually peak after burning occurs. | ||||||||||||||
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Microhabitat:
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Notes: Most similar to the inland form of M. foliosus, which is allopatric. Intermediates with M. fasciculatus var. laxiflorus and M. orbiculatus are common where their ranges meet M. marrubioides. |
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Threats: Threatened by development and hybridization. Potentially threatened by altered fire regimes and competition from non-native plants. |
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Taxonomy: See Leaflets of Botanical Observation and Criticism 1(15): 208 (1906) for original description. |
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| Threat List Total: | 0 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 0 | 0 % |
| THREAT LIST: | ||
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| Total Occurrences: | 0 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 0 | 0 | 0 | 0 | 0 |
| Occurrence Status: | |||||
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| Historical >20 Years | 0 | ||||
| Recent <=20 Years | 0 | ||||
| Presence: | |||||
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| Presumed Extant | 0 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) |
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Quads: Name (Quad Code) |
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Notes:
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Map
Location Data is Forthcoming from the CNDDB
Presumed Extant
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