Flora of the Hawaiian Islands
Literature for Rubus ellipticus
Wagner et al., 1990, 1999. Literature for Rubus ellipticus var. obcordatus
Wagner et al., 1990, 1999.
   Rosaceae -- The Rose Family Bibliography
      Rubus ellipticus
General Information
DistributionNative to tropical and subtropical India, widely grown as an ornamental in warm regions.
Habit
Stout, weakly climbing, evergreen shrubs; stems often 30-40 dm long, forming impenetrable thickets several m wide, primocanes usually erect, covered with usually spreading prickles up to 5 mm long, floricanes covered with stout, recurved, longitudinally elongate prickles up to 6 mm long and densely covered with slender, spreading prickles, also sparsely to moderately pilose.
Leaves
Leaves persistent, palmately compound, thick, leaflets 3, broadly obcordate, the terminal one largest, usually 6-8 cm long, 5-6.5 cm wide, those of the primocanes slightly smaller, upper surface sparsely pilose, lower surface densely velvety pilose, midrib with a few small, stout, recurved prickles and smaller straight ones, margins serrate, petiolules 1.5-3 cm long, petiolules and petioles densely covered with long, straight prickles and scattered stout, recurved prickles, also sparsely to moderately pilose.
Flowers
Flowers in short, terminal panicles, tomentose and covered throughout with short prickles, pedicels 3-10 mm long; petals white, obovate, 7-9 mm long.
Fruit
Fruit yellow, depressed-hemispherical, ca. 0.8 cm long, glabrous.
Chromosomes
2n = 14