Plant Image
Flowers


Yavapai County Native & Naturalized Plants

Phacelia lemmonii - Lemmon's phacelia

Synonyms: Phacelia heterosperma, P. polysperma
Other Common Names: Lemmon's scorpion-weed
Plant Form: Forb or Subshrub

Family: Hydrophyllaceae


   
 
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Plants and leaves
Deaver Herbarium (Northern Arizona University), Usage Rights: CC BY (Attribution)
Plant
Dominic Gentilcore @http://swbiodiversity.org, Usage Rights: CC BY-NC (Attribution-Non-Commercial)
Forb Plant Description

Origin: Native   Life Cycle: Annual
General Desc: 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.
Identification notes: 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.
Height: To nearly 8 inches


Habitat

Habitat Description: Deep sandy washes (areas with sparse vegetation having water for brief periods of time), drying streambanks, slopes.
Plant Communities: Desert Scrub, Interior Chaparral, Semidesert Grasslands, Pinyon Juniper Woodland, Montane Conifer Forest, Riparian
Elevation: 1300 - 7600 feet


Flower Characteristics

Color: White to light purple     Shape: Bell-shaped in elongated clusters     Tubular: Y     Flowering Period: Mar - Jun
Description: 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.


Leaf and Stem Characteristics

Leaf Color: Green     Leaf Type: Simple     Leaf Shape: Round or oval     Leaf Margin: Lobed     Leaf Attachment: Alternate     Leaves Clasp: N
Hairs: Leaves and stems     Spines: N
Leaf Description: 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.


Fruit and Seed Characteristics

Fruit Type: Capsule
Fruit Notes: 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.
Seed Notes: 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).



  Arizona Cooperative Extension
Yavapai County
840 Rodeo Dr #C
Prescott, AZ 86305
(928) 445-6590
Version 8.0  
http://cales.arizona.edu/yavapaiplants/SpeciesDetailForb.php  
Last Updated: Dec 13, 2022
Content Questions/Comments: Email Matt Halldorson  
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