Asclepias fascicularis has 80353 seeds per pound. The plant is a common perennial in the Western United States and Baja California. It is found in numerous habitats, including deserts, chaparral and woodlands, and montane locales below 7,000 feet
Seed treatment recommendations: 30-60 days cold-moist stratification.
More Info: USDA Plant Guide: https://plants.usda.gov/DocumentLibrary/plantguide/pdf/cs_asfa.pdf