胞子

1. Origins, structure, and basic meaning

• Structure: 胞子 is read as ほうし and means “spore”.
• Basic usage: The examples show fern spores under a microscope and reproductive units drawn as dots.

2. Common pitfalls and similar expressions

• Distinguishing senses and uses
  • It is a minute reproductive cell or structure of fungi and ferns, formed differently from flowering-plant seeds 種子.