Vascular Plants - Caryophyllaceae - Pseudostellaria:
Pseudostellaria jamesiana
Page Author: David Giblin
tuber starwort, sticky starwort 
Blooms: May-July
Habit: herb
Duration: perennial
Origin: Native
Conservation Status: Abundant; of no concern.

Distribution: East of the Cascades crest in Washington; Washington south to California, east to Idaho, Wyoming and New Mexico.
Habitat: Moist or dry open woods, rocky slopes and meadows, from moderate to high elevations.
Species Description:

General: Perennial with thick, fleshy roots and slender rhizomes, the stems ascending to erect, 4-angled, 1.5-4 dm. tall, glabrous below and glandular-pubescent above.
Leaves: Leaves opposite, sessile, linear to lanceolate, acuminate, 3-10 cm. long and 3-10 mm. wide.
Flowers: Flowers many in axillary and terminal, leafy-bracteate cymes; sepals 5, oblong-lanceolate, scarious-margined, 3.5-5 mm. long; petals 5, white, twice as long as the sepals, bi-lobed 1/3 to 1/5 their length.
Fruits: Capsule ovoid, slightly shorter than the calyx.
Accepted Name:
Pseudostellaria jamesiana (Torr.) W.A. Weber & R.L. Hartman
Synonyms:
Arenaria jamesiana (Torrey) Shinners
Stellaria jamesiana Torr.

Treated in Flora of the PNW as:
Stellaria jamesiana
Additional Resources:

PNW Herbaria Specimens: View list of all Pseudostellaria jamesiana specimens in the Consortium of Pacific Northwest Herbaria database.

WTU Herbarium Specimens: View list of Pseudostellaria jamesiana specimens in the WTU Herbarium database.

Washington Flora Checklist: Pseudostellaria jamesiana treatment.

E-Flora BC: Pseudostellaria jamesiana atlas page.

CalPhotos: Pseudostellaria jamesiana images.

USDA Plants Database: Pseudostellaria jamesiana.
Additional photographs of Pseudostellaria jamesiana:
(click on a thumbnail to view larger photo)

Ben Legler, 2004

Ben Legler, 2004

Ben Legler, 2005

Ben Legler, 2005

Ben Legler, 2005

Ben Legler, 2005

Ben Legler, 2005

Bud Kovalchik

G. D. Carr, 2012

G. D. Carr, 2012

G. D. Carr, 2012

G. D. Carr, 2012

Robert L. Carr, 2013

Robert L. Carr, 2013

Robert L. Carr, 2013

Robert L. Carr, 2013

Robert L. Carr, 2013

Robert L. Carr, 2013

Robert L. Carr, 2013

Robert L. Carr, 2013
(password required)

Burke Museum


©2018 Burke Museum of Natural History and Culture.
All Rights Reserved. Box 353010, University of Washington,
Seattle, WA 98195-3010, Phone: 206-543-5590.
On the UW campus at 17th Avenue NE and NE 45th Street.
Washington Native Plant Society
WA Native Plant Society