Asclepias angustifolia Schweigg.
Asclepiadaceae (Milkweed Family)
USDA Symbol: ASAN5
This species is found only in Arizona. It can be identified by its thin stem, narrow leaves, and small white flowers, in which the horns attach near the base of the hoods. Well-established plants appear to have many stems originating from a common root crown (Webref 20).
Evergreen when growing at low elevation.
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Plant CharacteristicsDuration: Perennial
Leaf Arrangement: Opposite
Leaf Shape: Lanceolate , Linear
Leaf Pubescence: Glabrous
Fruit Type: Follicle
Leaf: Leaves 1 ½- 4 ½ in (4-12 cm) long and 1/32-1/2 in (2-11 mm) broad.
Flower: Flowers are small, approximately 1/8 in (3 mm) wide and 1/8 in (3 mm) long.
Size Class: 1-3 ft.
Bloom InformationBloom Color: White , Pink
Bloom Time: Mar , Apr , May , Jun , Jul , Aug
Bloom Notes: Sporadic throughout the year.
Native Habitat: Riparian woodlands, mountains, and canyons.
Growing ConditionsLight Requirement: Sun , Part Shade
PropagationPropagation Material: Seeds
Web ReferenceWebref 20 - Milkweed Profiles (0) Monarch Watch
Additional resourcesUSDA: Find Asclepias angustifolia in USDA Plants
FNA: Find Asclepias angustifolia in the Flora of North America (if available)
Google: Search Google for Asclepias angustifolia
MetadataRecord Modified: 2017-04-20
Research By: DEW