Flora of the Hawaiian Islands
Literature for Dubautia ciliolata
Wagner et al., 1990, 1999. Literature for Dubautia ciliolata subsp. ciliolata
Wagner et al., 1990, 1999. Literature for Dubautia ciliolata subsp. glutinosa
Wagner et al., 1990, 1999.
   Asteraceae -- The Sunflower Family Bibliography
      Dubautia ciliolata
General Information
Distribution
Habit
Erect, often many-branched shrubs up to 1.8 m tall; stems rigid, hispid or hispidulous to canescent or even grayish silky, sometimes also glutinous and sooty in appearance.
Leaves
Leaves ternate, opposite, or alternate near inflorescence, erect and appressed to the stem and imbricate to lax and spreading or even reflexed, rather thick, stiff, flat to markedly involute and grooved, lanceolate to narrowly elliptic to lanceolate-oblong, 0.4-3 cm long, 0.1-0.65 cm wide, 1-nerved, both surfaces glabrous to moderately hispid and ± sparsely and minutely glandular to rough glutinous, margins entire, hispid-ciliolate to scabrid-ciliolate, apex usually acute, base usually rounded, sessile.
Flowers
Heads (1-)3-65, usually less than 20, paired or ternate along a terminal central axis or cymosely arranged in elongate, compound, paniculate inflorescences 1.5-12 cm long, 1.5-6 cm wide, peduncles often filiform and flexible or stouter, hispidulous, puberulent, and glandular, sometimes purplish, ultimate ones usually 0.3-2.5 cm long; receptacle flat to convex, false involucre consisting of a single series of 4-12 peripheral, strongly connate receptacular bracts 5-9 mm long, sparsely to conspicuously hispidulous to hirsute, sparsely to densely glandular; florets 4-18 per head, corollas yellow, usually 4-6 mm long, glabrous and eglandular on the tube; pappus of usually 14-21 very narrowly linear, ascending-setose bristles 4.5-6.5 mm long.
Fruit
Achenes usually 3.5-4.5 mm long, glabrate to sparsely strigillose.
Chromosomes
2n = 26*
Notes
Self-compatible.