The tallest of the Yuccas, Yucca elephantipes (Spineless Yucca) is a large, upright succulent shrub or small tree boasting several sparsely branched trunks that thicken over time and resemble an elephant's foot. They are topped by spiral rosettes of sword-shaped, blue-green leaves that may reach 4 ft. on mature plants. The stiff, leathery, evergreen leaves are smooth and spineless, hence the common name. In summer, mature plants produce a flowering stalk, up to 3 ft. long (90 cm), that rises…
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