Lonicera involucrata

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Scientific Name Lonicera involucrata USDA PLANTS Symbol LOIN5
Common Name Twinberry, Twinberry Honeysuckle ITIS Taxonomic Serial No. 35297
Family Caprifoliaceae (Honeysuckle) SEINet
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Description Life zones and habitat: Foothils to subalpine (6000 to 11800 ft.); streambanks, moist forests, thickets and meadows.
Plant: Large shrub, 3 to 6 feet tall.
Leaves: Opposite, elliptic to elliptic-ovate with pointed tips, 1 to 6 inches long; dark green, upper surface smooth and lower somewhat hairy.
Inflorescence: Bell-shaped pairs of yellow or or purple-tinged 5-lobed flowers 3/8 to 5/8-inch long hanging downward beneath purplish-red bracts.
Bloom Period: June and July.
Fruit: Shiney pairs of red berries becoming black, unpleasant taste.
References: "A Field Guide to Wildflowers of the Rocky Mountains" by Carl Schreier, "Flora of Colorado" by Jennifer Ackerfield and SEINet.
BONAP Distribution Map

Colorado Status:

© Tom Lebsack 2021