Flora of North America species comparison

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Diplacus tricolor

Diplacus angustatus

tricolor monkeyflower

narrow leaf pansy monkeyflower, narrow-leaf or purple-lip pansy monkeyflower, purplelip pansy monkeyflower
Habit Herbs, annual, acaulescent or caulescent. Herbs, annual, acaulescent or caulescent.
Stems

erect or ascending, 10–140(–170) mm, densely glandular-puberulent.

erect, 0 or 20–70 mm, eglandular-puberulent.
Leaves

basal densely clustered;

petiole absent;

blade narrowly elliptic to oblanceolate, (5–)8–45(–60) × (1–)3–12(–20) mm, margins entire, sometimes toothed, plane, not ciliate, apex obtuse, surfaces glandular-puberulent.

basal densely clustered;

petiole absent;

blade narrowly lanceolate or elliptic to linear, (3.5–)5–36 × 0.5–3.8(–5) mm, margins entire, plane, proximal 1/2+ ciliate, apex obtuse, surfaces glabrous.
Pedicels

1–3(–5) mm in fruit.

0–1 mm in fruit.
Flowers

1 per node, chasmogamous.

1 per node, chasmogamous.
Styles

usually glandular-puberulent.

glandular-puberulent.
Corollas

tricolored, limb and throat magenta to purple, each lobe with a discrete, dark maroon-purple blotch at base, all 3 blotches of abaxial lip round and not usually extending into throat, palate ridges yellow, flanked with white, sometimes purple-spotted, tube-throat (13–)15–50 mm, limb 7–21 mm diam., bilabiate, lobes equal.

throat and limb magenta to purple with a dark maroon-purple spot or elongate blotch at base of each abaxial lobe, palate ridges and base of abaxial lip yellow, tube-throat 20–60 mm, limb 10–20 mm diam., bilabiate, lobes equal.
Calyces

slightly asymmetrically attached to pedicel, not inflated in fruit, (6–)11–23 mm, densely glandular-puberulent, lobes subequal, apex obtuse, ribs often purplish proximally, intercostal areas whitish.

slightly asymmetrically attached to pedicel, inflated in fruit, (4–)7–14(–17) mm, pilose, lobes subequal, apex obtuse, ribs becoming reddish, intercostal areas pale green to whitish.
Capsules

(2–)3–8(–10) mm, indehiscent.

2–4.5 mm, indehiscent.
Anthers

included, with apical tufts of short, eglandular hairs.

(distal pair) sometimes nearly exserted, hirsute with 2 apical tufts.
Stigmas

nearly exserted, lobes subequal.

usually exserted, lobes subequal.
2n

= 18.

= 18.

Diplacus tricolor

Diplacus angustatus
Phenology Flowering Mar–Jul(–Aug). Flowering Mar–May(–Jun).
Habitat Vernally flooded depressions in grasslands, low spots and ditches in and around agricultural fields. Vernally flooded depressions or swales, summits of mesas or foothills.
Elevation 50–1500 m. (200–4900 ft.) 300–1200 m. (1000–3900 ft.)
Distribution
from FNA
CA; OR
[WildflowerSearch map]
from FNA
CA
[WildflowerSearch map]
Discussion

Diplacus tricolor occurs in northwestern and south-central Oregon and from there across a disjunction to central California as far as Kern County.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Diplacus angustatus occurs in northern California in the Sierra Nevada and across the Sacramento Valley in the North Coast Range (Lake, Mendocino, and Napa counties); it also is known from one area in northwestern Shasta County and has a disjunct series of populations in Fresno and Tulare counties.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 17, p. 447. FNA vol. 17, p. 447.
Parent taxa Phrymaceae > Diplacus Phrymaceae > Diplacus
Sibling taxa
D. angustatus, D. aridus, D. aurantiacus, D. bicolor, D. bigelovii, D. bolanderi, D. brandegeei, D. brevipes, D. calycinus, D. cascadensis, D. clevelandii, D. clivicola, D. compactus, D. congdonii, D. constrictus, D. cusickii, D. cusickioides, D. deschutesensis, D. douglasii, D. fremontii, D. grandiflorus, D. graniticola, D. jepsonii, D. johnstonii, D. kelloggii, D. layneae, D. leptaleus, D. linearis, D. longiflorus, D. mephiticus, D. mohavensis, D. nanus, D. ovatus, D. parryi, D. parviflorus, D. pictus, D. pulchellus, D. puniceus, D. pygmaeus, D. rattanii, D. rupicola, D. rutilus, D. thompsonii, D. torreyi, D. traskiae, D. vandenbergensis, D. viscidus
D. aridus, D. aurantiacus, D. bicolor, D. bigelovii, D. bolanderi, D. brandegeei, D. brevipes, D. calycinus, D. cascadensis, D. clevelandii, D. clivicola, D. compactus, D. congdonii, D. constrictus, D. cusickii, D. cusickioides, D. deschutesensis, D. douglasii, D. fremontii, D. grandiflorus, D. graniticola, D. jepsonii, D. johnstonii, D. kelloggii, D. layneae, D. leptaleus, D. linearis, D. longiflorus, D. mephiticus, D. mohavensis, D. nanus, D. ovatus, D. parryi, D. parviflorus, D. pictus, D. pulchellus, D. puniceus, D. pygmaeus, D. rattanii, D. rupicola, D. rutilus, D. thompsonii, D. torreyi, D. traskiae, D. tricolor, D. vandenbergensis, D. viscidus
Synonyms Mimulus tricolor Eunanus coulteri var. angustatus, E. angustatus, Mimulus angustatus, M. tricolor var. angustatus
Name authority (Hartweg ex Lindley) G. L. Nesom: Phytoneuron 2012-39: 30. (2012) (A. Gray) G. L. Nesom: Phytoneuron 2012-39: 30. (2012)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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