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Funastrum crispum - wavyleaf twinevine

Scientific Family
Asclepiadaceae
Synonyms
Sarcostemma crispum, Sarcostemma lobata
Other common names
wavy-leaf milkweed vine
Plant type
Forbs and Subshrubs
Origin
Native
Lifecycle
Perennial
Height
Vine, varies
Riparian
No

A twining milkweed vine with long, narrow, wavy leaves; flowers in umbel-like clusters. When the stems and leaves are damaged, they exude a milky-white sap.

Perennial vine with milky sap; downward curving hairs on stems. Leaves opposite on short stalks, hairy, narrow and triangular with wavy edges. Flowers red, purple, or green in flat-topped clusters of 4 to 10 at the top of short hairy stalks.

Habitat

Found in open dry rocky canyons and often among shrubs in chaparral and pinyon juniper woodlands.

Plant Community
Interior Chaparral
Pinyon Juniper Woodlands
Low elevation
3000
High elevation
5500

Flower Characteristics

Flowers fringed with white hairs in flat-topped clusters of 4 to 10 at the top of short hairy stalks.

Flower color
Red to purple or green
Flower shape
Regular
Tubular
No
First bloom month
April
Last bloom month
August
Flower clusters
Rounded

Leaf and Stem Characteristics

The narrow green arrowhead-shaped leaves are 1 to 4 inches long and the margins are wavy.

Leaf type
Simple
Leaf color
Green
Leaf shape
Narrow
Leaf margin
Other
Leaf attachment
Opposite
Leaves clasp
No
Leaf hairs
Leaves & stems
Spines
No

Fruit and Seed Characteristics

The long, narrow follicles are 4 to 6 inches long. Follicles open on 1 side only to release its seeds.

Fruit type
Other
Fruit color
Green to brown

Seeds are brown with long, silky, white hairs to help them disperse in the wind.