Flora of the Hawaiian Islands
Literature for Euphorbia celastroides
Wagner et al., 1990, 1999. Literature for Euphorbia celastroides var. celastroides
Wagner et al., 1990, 1999. Literature for Euphorbia celastroides var. hanapepensis
Wagner et al., 1990, 1999. Literature for Euphorbia celastroides var. kaenana
Wagner et al., 1990, 1999. Literature for Euphorbia celastroides var. laehiensis
Wagner et al., 1990, 1999. Literature for Euphorbia celastroides var. lorifolia
Wagner et al., 1990, 1999. Literature for Euphorbia celastroides var. stokesii
Wagner et al., 1990, 1999. Literature for Euphorbia celastroides var. tomentella
Wagner et al., 1990, 1999.
   Euphorbiaceae -- The Spurge Family Bibliography
      Euphorbia celastroides
General Information
Distribution
Habit
Shrubs or small trees (0.4-)1-8(-9) m tall; stems prostrate to erect, glabrous to villous, flowering branches often nodose, 1-4(-6) mm in diameter.
Leaves
Leaves distichous, sometimes glaucous, oblong, obovate, or oblanceolate to elliptic or linear, (4-)10-70(-80) mm long, (3-)5-30(-40) mm wide, upper surface glabrous, lower surface glabrous to pilose or villous, margins entire, apex acute to obtuse, retuse or mucronulate, base cuneate to obtuse, oblique, petioles (0.5-)1-5(-6) mm long, glabrous to villous, stipules acute to rounded-triangular, 1-4(-6) mm long, glabrous to villous, erose, ciliate.
Flowers
Cyathia in short or open-branched cymes or solitary in the leaf axils, peduncles (0.5-)2-10(-19) mm long, glabrous to villous; involucre campanulate, (1-)1.5-3 mm high, 2-4 mm wide, glabrous to villous, glands 4-5, green or red, glabrous to pilose; styles yellow, green, or red, bifid less than 1/2 to more than 1/2 their length, 0.5-1(-1.5) mm long, glabrous to pubescent; stigma thickened.
Fruit
Capsules green to brown, ovoid to rounded-triangular, (0.5-)2-4 mm long, glabrous to pubescent, gynophores erect, exserted 0.5-1 mm from involucre, glabrous to pubescent.
Seeds
Seeds brown to gray, (0.5-)1-2(-2.5) mm long, tetragonal to obcompressed, smooth to rugose.
Chromosomes
2n = ca. 38*