Flora of North America species comparison

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Diplacus tricolor

Diplacus kelloggii

tricolor monkeyflower

Kellogg's monkeyflower
Habit Herbs, annual, acaulescent or caulescent. Herbs, annual.
Stems

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

erect to ascending, 10–310(–370) mm, glandular-puberulent and/or glandular-pubescent.
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.

usually basal, sometimes basal and cauline, relatively even-sized;

petiole absent, larger with petiole-like extension;

blade obovate to elliptic, (4–)6–40(–52) × (2–)3–17(–26) mm, margins entire or crenate, plane, apex obtuse, surfaces often pubescent.
Pedicels

1–3(–5) mm in fruit.

2–6(–10) mm in fruit, usually twisting to invert calyx.
Flowers

1 per node, chasmogamous.

2 per node, or 1 or 2 per node on 1 plant, chasmogamous.
Styles

usually glandular-puberulent.

densely glandular-puberulent distally.
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 dark purple, golden yellow at base with reddish speckling, limb magenta to reddish purple, lateral adaxial lobes each with a dark purple basal spot, palate ridges golden yellow, tube-throat (13–)20–45(–50) mm, limb 10–18 mm diam., bilabiate, abaxial lip smaller than adaxial.
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.

distinctly asymmetrically attached to pedicel, not inflated in fruit, (7–)8–16(–17) mm, densely glandular-puberulent or glandular-pubescent, lobes subequal, apex obtuse, ribs purplish, intercostal areas whitish.
Capsules

(2–)3–8(–10) mm, indehiscent.

6–12(–13) mm, indehiscent.
Anthers

included, with apical tufts of short, eglandular hairs.

(distal pair) exserted, glabrous.
Stigmas

nearly exserted, lobes subequal.

exserted, lobes unequal, abaxial 4–5 times adaxial.
2n

= 18.

= 18.

Diplacus tricolor

Diplacus kelloggii
Phenology Flowering Mar–Jul(–Aug). Flowering Mar–Jun.
Habitat Vernally flooded depressions in grasslands, low spots and ditches in and around agricultural fields. Near water runoff areas, away from seeps or other areas with prolonged moisture.
Elevation 50–1500 m. (200–4900 ft.) 50–1500 m. (200–4900 ft.)
Distribution
from FNA
CA; OR
[WildflowerSearch map]
from FNA
CA; OR
[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 kelloggii occurs in southwestern Oregon and broadly in northern California.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 17, p. 447. FNA vol. 17, p. 445.
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. 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. 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 kelloggii, Mimulus kelloggii
Name authority (Hartweg ex Lindley) G. L. Nesom: Phytoneuron 2012-39: 30. (2012) (Curran ex Greene) G. L. Nesom: Phytoneuron 2012-39: 32. (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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