Asclepias macrosperma

Asclepias macrosperma (dwarf milkweed) is a perennial plant in the family Apocynaceae found in the Colorado Plateau and Canyonlands region of the southwestern United States.[1]: 138 

Asclepias macrosperma
Scientific classification
Kingdom:
Plantae
(unranked):
Angiosperms
(unranked):
Eudicots
(unranked):
Asterids
Order:
Gentianales
Family:
Apocynaceae
Genus:
Asclepias
Species:
A. macrosperma
Binomial name
Asclepias macrosperma
Eastw. ex Vail

Description

Growth pattern

It is a perennial plant 2 to 10 inches (5.1 to 25.4 cm) long with stems lying on the ground.[1]: 138 

Leaves and stems

Leaves and stems are densely covered with hair.[1]: 138 

Inflorescence and fruit

It blooms from April to June.[1]: 138  Flowers are in clusters at the ends of stems, with 5 greenish-white downward bent petals and 5 greenish-white pouch-like sacs.[1]: 138 

Seedpods are shaped like spindles.[1]: 138 

Habitat and range

It can be found from mixed desert shrub up to pinyon juniper woodland communities.[1]: 138 

Ecological and human interactions

"Macro" + "sperma" means "large" + "seed".[1]: 138 

It was first collected at Arches National Park in 1893.[1]: 138 

References
  1. Canyon Country Wildflowers, Damian Fagan, 2nd ed., 2012, Morris Bush Publishing, LLC. in cooperation with Canyonlands Natural History Association, ISBN 978-0-7627-7013-7
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