How to Cite

Wasshausen, D. (2008). NEW TAXA OF ACANTHACEAE FROM THE RIO PALENQUE SCIENCE CENTER IN ECUADOR. Selbyana, 2(1), 14–21. Retrieved from


Large woody shrub; stems subquadrangular, glabrous or thinly pubescent with minute white curved hairs, these sometimes in lines; leaf blades ovate-Ianceolate, 11-16 cm long and 4-7 cm wide, acuminate at apex, acute
and decurrent on petiole at base, undulate, dark green above, glabrous except costa and lateral veins (4-6 pairs), these pubescent with small appressed hairs, cystoliths numerous, conspicuous under magnification; petioles 1.3-2
cm long, glabrous or minutely pubescent.


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