Euphorbia Wulfenii, Hoppe. Sts. 3-4 ft. high, forming a clump, densely covered with lanceolate, linear, acute, bluish green pubescent Lvs., those of the infl. yellow, or the base of the st. bare later, except for the conspicuous leaf-scars: umbel many-rayed; glands 2-horned. Eu. B. R. 24:6 (as E. Veneta). G. 31:103. G.C. III. 39:331. Gn. 57, pp. 440-1; 74, p. 40. G.W. 13, p. 305.