Lacking a stem, either naturally or because it has been removed.(adjective)
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Use "stemless" in a sentence
"= -- When the main stem is arrested in its growth, the habit and general appearance of the plant are materially altered, as in the so-called stemless plants, _plantæ acaules_."
"The most prominent plants were clusters of cactus and curua palms, a kind of stemless, low palm, with broad, elegant leaves springing vase-like from the ground."
"The most prominent plants of this sandy or clayey region are clusters of cacti and curua palms -- a kind of stemless, low palm, with broad leaves springing, vase-like, from the ground."