Taxon  Report   5010    
Lonicera involucrata  (Richardson) Banks ex Spreng.
Coast twinberry,  Twin berry, Twinberry honeysuckle
Lonicera involucrata
© 2010 Aaron Arthur
Photos from
CalPhotos / Calflora
Lonicera involucrata
© 2018 Cynthia Powell
Lonicera involucrata
© 2009 Keir Morse
Lonicera involucrata, a dicot, is a shrub that is native to California, is also found elsewhere in North America and beyond.

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Lonicera involucrata
© 2018 Cynthia Powell
Genus: Lonicera
Subspecies and Varieties:
Communities: Red Fir Forest, Lodgepole Forest, Subalpine Forest, Coastal Strand, Closed-cone Pine Forest, wetland-riparian

Wetlands: Equally likely to occur in wetlands and non wetlands

Habitat: coastal

Name Status:
Accepted by JEF + PLANTS

More information about  Lonicera involucrata
Nursery / seed vendor availability from CNPLX
This plant is available commercially.
Landscaping information from Calscape
Photos on   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


Search the International Plants Names Index

Search (Flora of North America)

website references from Google

Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Jan 19, 2019).