Erythranthe guttata

(Yellow Monkeyflower)

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Erythranthe guttata, FR 697, Ophir Pass Rd., San Juan Co. 8498

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Erythranthe guttata, FR 697, Ophir Pass Rd., San Juan Co. 8508

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Erythranthe guttata, FR 697, Ophir Pass Rd., San Juan Co. 8504

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Erythranthe guttata, Black Powder Pass 9795/9800

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Erythranthe guttata, Black Powder Pass 9818

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Erythranthe guttata, Black Powder Pass 9835

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Erythranthe guttata, Gold Dust Trail, Park Co. 6695

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Erythranthe guttata, Gold Dust Trail, Park Co. 6685

Scientific Name Erythranthe guttata (Mimulus guttatus) USDA PLANTS Symbol MIGU
Common Name Yellow Monkeyflower, Common Monkeyflower ITIS Taxonomic Serial No. 33236
Family Phrymaceae (Lopseed), formerly Scrophulariaceae SEINet
Reference
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Description Life zones and habitat: Plains to alpine (5000 to 12000 ft.); wet areas in meadows, along streams and seeps, mossy areas.
Plant: Erect annual or perennial 2 to 22 inches tall; weak, hollow stems.
Leaves: Deep green, opposite, ovate to round with irregular, crenate margins; lower leaves short-petiolate, upper sessile.
Inflorescence: Terminal racemes of multiple flowers, usually 5 or more, intermediate pairs of blossoms on pedicels rising from pair of opposite bracts; flowers two-lipped yellow, tubular, 3/8 to 1 inch long; upper lip two-lobed, larger lower lip is 3-lobed with a few to several reddish-brown spots and bearded throat.
Bloom Period: June to September.
References: "Flora of Colorado" by Jennifer Ackerfield, Jepson eFlora, American Southwest, and SEINet.
BONAP Distribution Map


Map Color Key
Colorado Status:
Native

© Tom Lebsack 2024

Banner photo: Castilleja rhexifolia and a brewing storm over the San Juan Mountains