Taxon Report
Erythranthe discolor (A. L. Grant) N. S. Fragatwo-colored monkey flower |
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Taxon Summary
Erythranthe discolor, commonly known as two-colored monkey flower, is a annual herb in the Phrymaceae that is found only in California. It occurs within Cismontane woodland, Great Basin scrub, Lower montane coniferous forest, Meadows and seeps, Pinyon and juniper woodland, and Upper montane coniferous forest, growing at elevations from 1370 to 2470 meters. Erythranthe discolor is ranked 4.2, Plants of Limited Distribution, A Watch List; Moderately threatened in California.Classification
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Scientific Name: |
Erythranthe discolor (A. L. Grant) N. S. Fraga |
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Common Name: |
two-colored monkey flower |
| Family: | Phrymaceae |
| Element Code: | PDPHR01250 |
| USDA Plants Symbol: | |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | annual herb |
| Blooming Period: (Apr)May-Jul(Sep) | (Apr)May-Jul(Sep) |
| Elevation: | 1370-2470 (4495-8105) |
| General Habitats: | Cismontane woodland, Great Basin scrub, Lower montane coniferous forest, Meadows and seeps, Pinyon and juniper woodland, Upper montane coniferous forest |
| Microhabitat: | Granitic (usually), Openings, Seeps, Streambanks, Vernally Mesic |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 4.2 |
| Global Rank: | G3 |
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State Rank: |
S3 |
| State List: | None |
| Fed List: | None |
| Other Status: | |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 0 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 0 |
| Fair (C) | 0 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 0 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Quads: Name (Quad Code) | |
Threat List Data from the CNDDB
| Threat List Total: | 0 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 0 | 0 % | |
Notes
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Threats: |
| Threatened by recreational activities, foot traffic, road construction, road maintenance, vehicles, development, agriculture, competition with non-native plants. Potentially threatened by habitat disturbance from fuels management. |
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Taxonomy: |
| Included in Mimulus montioides in TJM (1993) and original treatment of Phrymaceae in TJM 2 (2012). Recognized as a separate species in the 2018 Jepson eFlora revision by Fraga |
Selected References
| Proposed Addition to CRPR 4.2, G3 / S3 (2023) |
| Annals of the Missouri Botanical Garden 11: 99–388 (1924) |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 5 February 2025].