Diplacus johnstonii
| Diplacus johnstonii | |
|---|---|
 | |
| San Bernardino County, 2020 | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Embryophytes |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Lamiales |
| Family: | Phrymaceae |
| Genus: | Diplacus |
| Species: | D. johnstonii |
| Binomial name | |
| Diplacus johnstonii | |
| Synonyms[2] | |
| |
Diplacus johnstonii is a species of monkeyflower known by the common name Johnston's monkeyflower.[1]
Distribution
It is endemic to the Transverse Ranges of southern California, where it is known only from the San Gabriel and San Bernardino Mountains. It grows in rocky and disturbed habitat, such as roadsides and scree.[3]
Description
Diplacus johnstonii is an annual herb producing a thin, hairy stem up to about 20 cm (8 in) tall. The oppositely arranged pointed oval leaves are 1 to 3 cm (0.4 to 1.2 in) in length.[3]
The tubular base of each flower is encapsulated in a reddish, hairy calyx of sepals with spreading, pointed lobes. The flower is dark pink to magenta in color with a yellow spot and usually two purple spots in its throat. It is up to 1.5 centimeters long and has five lobes at its mouth.
References
- 1 2 NatureServe (31 July 2026). "Diplacus johnstonii". NatureServe Explorer. Arlington, Virginia. Retrieved 21 August 2026.
- ↑ Barker, W. L. (Bill); et al. (2012). "A Taxonomic Conspectus of Phyrmaceae: A Narrowed Circumscription for Mimulus, New and Resurrected Genera, and New Names and Combinations" (PDF). Phytoneuron. 39: 1–60. ISSN 2153-733X.
- 1 2 Fraga, Naomi S. "Diplacus johnstonii". Jepson eFlora. The University and Jepson Herbaria, University of California, Berkeley. Retrieved 21 August 2026.