Exstrom Laboratories LLC

Exstrom Laboratories

Scientific Instruments

Copyright 2005-2020
Exstrom Laboratories LLC

Authors: Stefan and Richard Hollos

All images are licensed under the
Creative Commons Attribution 4.0 International License.


Macro/Micro Picture of the Day

September 24, 2020

Showy Milkweed Seed

Macro and Micro Picture of the Day 2020-09-24

Here is the seed of showy milkweed (Asclepias speciosa), at 40x magnification, found growing in the vicinity of Longmont, Colorado. Fresh seeds of showy milkweed like this one need to be put in the refrigerator at 40 degrees Fahrenheit (4.4 Celsius) for 3 months before they can sprout.

Equipment used: AmScope M150C microscope with Raspberry Pi camera module V2 (8MP).