Where does “xanthospermous” come from?

xanthospermous (English) comes from English spermous, from English ous, from English ou, from Afrikaans ou, from Dutch oud, from Middle Dutch out, from Old Dutch ald, from Proto-West Germanic ald — to grow, nourish.

xanthospermous (English): Having yellow seeds

Definitions

  1. Having yellow seeds

Ancestry of “xanthospermous”, step by step

xanthospermous traces back through two separate lines of ancestry.

via English spermous

StepLanguageWordMeaning
1EnglishspermousRelating to sperm
2Englishousplural of ou
3EnglishouA probably extinct species of Hawaiian...
4AfrikaansouAn old fellow, guy, bloke; attributive form of...
5Dutchoudold
6Middle Dutchoutold
7Old Dutchald
8Proto-West Germanicaldold
9Proto-Germanicaldazold, grown up
10Proto-Indo-Europeanh₂eltós
11Proto-Indo-Europeanh₂él-to grow, nourish

via English xantho–

StepLanguageWordMeaning
1Englishxantho–yellow
2Ancient Greekξᾰνθόςyellow
Every word from Proto-Indo-European h₂él-Every word from Proto-Indo-European h₂eltósEvery word from Proto-Germanic aldaz