SimplePlant

Caprifoliaceae

Twinberry honeysuckle

Lonicera involucrata (Richardson) Banks ex Spreng.

Family
Caprifoliaceae
Genus
Lonicera

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Twinberry honeysuckle (Lonicera involucrata)
FlowerPhoto: Dustin Snider, CC BY 4.0, from iNaturalist

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Common names

By language (11)
Chinese
总苞忍冬, 總苞忍冬
Czech
Zimolez zákrovečný
English
Twinberry honeysuckle
Estonian
Peitõiene kuslapuu
Finnish
Kehtokuusama
French
Chèvrefeuille involucré
Icelandic
Glótoppur
Polish
Wiciokrzew Ledeboura
Russian
Жимолость покрывальная
Swedish
Skärmtry
Welsh
Gwyddfid Califfornia

Synonyms

  • Caprifolium flavescens Kuntze
  • Caprifolium ledebourii Greene
  • Distegia involucrata (Richardson) Rydb.
  • Distegia involucrata var. humilis (Koehne ex Rehder) Cockerell
  • Distegia nutans Raf.
  • Lonicera gibbosa DC.
  • Lonicera intermedia Kellogg
  • Lonicera involucrata var. flavescens (Dippel) Rehder
  • Lonicera involucrata var. involucrata
  • Lonicera mociniana DC.
  • Xylosteon involucratum Richardson

Flowers

In flower
March to July (from 2,891 flowering iNaturalist observations worldwide)
Flower colour
yellow (USDA PLANTS Database)

Characteristics

Growth habit
Shrub
Lifespan
Perennial
In the US and Canada
Alaska: native, Canada: native, Lower 48 states: native

Photos

More in Lonicera

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.