Calycocarpum lyonii (Pursh) A. Gray
Menispermaceae (Moonseed Family)
USDA Symbol: CALY2
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Plant CharacteristicsDuration: Perennial
Leaf Retention: Deciduous
Leaf Arrangement: Alternate
Leaf Complexity: Simple
Leaf Venation: Palmate
Leaf Margin: Lobed
Breeding System: Dioecious
Inflorescence: Panicle , Raceme
Fruit Type: Drupe
Size Notes: Size is indeterminate, but vines climb by twining and scrambling to the tops of tall trees, 30 feet or more in height. Young stems are often bluish-green. Older stems may develop warty bark and may be 1/2 inch in diameter. Vines die to the ground during
Leaf: Leaves are borne on new growth. The leaves have narrow petioles to about 1 foot long. The leaf is roughly pentagonal in shape. Deeply to shallowly 3-5-(7) lobed. To about 1 foot in length and width.
Flower: The inflorescence is best described as a narrow panicle. It is usually pendulous and emerges from the stem above a leaf node.
Fruit: The fruit is a green or black ellipsoid drupe about 1 inch long when mature. It contains a single seed, concave on one side. Often, multiple fruits are borne on a single infructescence.
Bloom InformationBloom Color: White
Bloom Time: May , Jun
Bloom Notes: Male and female flowers are borne on separate plants. The flowers usually have 6, but as many as 12 cream-colored sepals and no petals.
DistributionUSA: AL , AR , FL , GA , IL , IN , KS , KY , LA , MO , MS , OK , SC , TN , TX
Native Habitat: Found in deciduous, riparian forests.
National Wetland Indicator Status
Additional resourcesUSDA: Find Calycocarpum lyonii in USDA Plants
FNA: Find Calycocarpum lyonii in the Flora of North America (if available)
Google: Search Google for Calycocarpum lyonii
MetadataRecord Modified: 2018-05-18
Research By: JAM