This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. Relating to or characteristic of an herb as distinguished from a woody plant.

adj. Green and leaflike in appearance or texture.

adj. Not woody, lacking lignified tissues.

adj. Not woody in flavor

adj. Of or pertaining to herbs; having the nature, texture, or characteristics, of an herb

Pertaining to or of the nature of herbs.

Feeding on vegetables; herbivorous.

adj. characteristic of a nonwoody herb or plant part

"He's coming up to ask me about something he calls a herbaceous border."

nonwoody   

woody   

herbaceous stem    herbaceous plants   

herbaceousness   

herbous   

Ignatius    audacious    capacious    ceraceous    crustaceous    efficacious    fallacious    flirtatious    gracious    hellacious   

half-hardy    bitterish    woody    shrubby    purple-flowered    narrow-leaved    thorny    flowerless    biennial    yellow-flowered