(n.) An alga of any kind that produces blackish spores or seed dust. The melanosperms include the rockweeds and all kinds of kelp.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). Melanosperm. Retrieved September 28, 2026, from http://smartdefine.org/melanosperm/definitions/2031576 |
| Chicago | Webster's. 2011. "Melanosperm" http://smartdefine.org/melanosperm/definitions/2031576 (accessed September 28, 2026). |
| Harvard | Webster's 2011, Melanosperm, Smart Define, viewed 28 September, 2026, <http://smartdefine.org/melanosperm/definitions/2031576>. |
| MLA | Webster's. "Melanosperm" 27 May 2011. Web. 28 September 2026. <http://smartdefine.org/melanosperm/definitions/2031576> |