Nemacladus longiflorus Calflora

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Taxon Report

Nemacladus longiflorus A. Gray

Long flowered nemacladus, Longflower threadplant, Thread plant

2019 Matt Berger

2017 Keir Morse

2023 Ryan O'Dell

2013 Keir Morse

Nemacladus longiflorus is an annual herb that is native to California, and also found elsewhere in western North America.


	Plant Range Observation Search ~276 records in California Plant Characteristics

Bloom Period

Photos on Calflora


Subspecies and Varieties:
... var. breviflorus ... var. longiflorus
Genus:	Nemacladus
Family:	Campanulaceae
Category:	angiosperm
PLANTS group:	Dicot
Jepson eFlora section: eudicot

Communities: Coastal Sage Scrub, Creosote Bush Scrub, Chaparral, Joshua Tree Woodland

Name Status:
Accepted by JEF + PLANTS + POWO

Information about Nemacladus longiflorus from other sources


Nursery availability from CNPLX Commercial availability unknown. Jepson eFlora USDA PLANTS Profile (NELO) Photos on Calflora Photos on CalPhotos Google Images Photos on iNaturalist ID Tips on PlantID.net	ITIS Original Publication citation International Plants Names Index Search efloras.org (Flora of North America) Landscape information from Calscape BONAP Distribution Map Consortium of California Herbaria 2 Search the Native American Ethnobotany Database	Add an Observation Location Suitability Planting Guide Distribution by County
[Wikipedia] Taxonomy: The genus was erected by Thomas Nuttall in 1842.[4] It is placed in the small subfamily Nemacladoideae of the family Campanulaceae. (link added by Mary Ann Machi) photos / record / common / links

Suggested Citation

Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals. [web application]. 2025. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/ (Accessed: 05/13/2025).