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Phacelia lemmonii - Lemmon's phacelia

Scientific Family
Hydrophyllaceae
Synonyms
Phacelia heterosperma, P. polysperma
Other common names
Lemmon's scorpion-weed
Plant type
Forbs and Subshrubs
Origin
Native
Lifecycle
Annual
Height
To nearly 8 inches
Riparian
Yes

Slightly hairy, erect, glandular annual, often with numerous stems branching from the base. Oval leaves often have a lobed to wavy margin. Flower stalk is a dense 1-sided curving cluster of white to light purple bell-shaped flowers with yellow throats.

Annual, erect, glandular, minutely hairy throughout, often much branched from the base, stems slender and weak; leaves oval, not fleshy; flowers bell-shaped, white to light purple on <1/8 inch long stalks; style cleft at tip <1/3 of its length; seeds >50.

Habitat

Deep sandy washes (areas with sparse vegetation having water for brief periods of time), drying streambanks, slopes.

Plant Community
Desert Scrub
Grasslands
Interior Chaparral
Montane Conifer Forest
Pinyon Juniper Woodlands
Riparian
Low elevation
1300
High elevation
7600

Flower Characteristics

Flower stalk has many narrow bell-shaped flowers with short stems that form a 1-sided coiled cluster. Each flower is about 1/4 inch long with 5 oval white to light purple petals and a tubular yellow throat. Below the flower are hairy leaf-like sepals.

Flower color
White to light purple
Flower shape
Bell-shaped
Tubular
Yes
First bloom month
March
Last bloom month
June
Flower clusters
Elongated

Leaf and Stem Characteristics

Minutely hairy. Stems are usually branched from the base and often reddish. Leaves are oblong-oval to broadly egg-shaped, 1/2 to 1 inch long with margins that are often lobed to wavy but may be smooth or pointy. Leaves are gradually reduced up the stem.

Leaf type
Simple
Leaf color
Green
Leaf shape
Round or oval
Leaf margin
Lobed
Leaf attachment
Alternate
Leaves clasp
No
Leaf hairs
Leaves & stems
Spines
No

Fruit and Seed Characteristics

Fruit is an oblong to egg-shaped capsule, 1/8 to 1/4 inch long, lightly covered with coarse stiff hairs and dotted with glands.

Fruit type
Capsule

Seeds are numerous (at times up to 80 are produced), egg-shaped or nearly round, dark brown, less than 1/16 inch long with rough indentations on their surface (pitted).