Diplacus johnstonii

Diplacus johnstonii is a species of monkeyflower known by the common name Johnston's monkeyflower.

Diplacus johnstonii
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Lamiales
Family: Phrymaceae
Genus: Diplacus
Species:
D. johnstonii
Binomial name
Diplacus johnstonii
(A.L.Grant) G.L.Nesom
Synonyms[1]
  • Mimulus johnstonii A.L.Grant

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.

Description

Diplacus johnstonii is an annual herb producing a thin, hairy stem up to about 20 centimeters tall. The oppositely arranged pointed oval leaves are 1 to 3 centimeters in length.

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. 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.


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