Flora of the Hawaiian Islands
Dicotyledon Literature for Lipochaeta rockii
Wagner et al., 1990, 1999.
   Asteraceae -- The Sunflower Family Bibliography
      Lipochaeta rockii
General Information
DistributionIn the Hawaiian Islands, endemic to Moloka`i, Maui, Kaho`olawe, Hawai`i.

Asteraceae - Lipochaeta rockii

Click here for detailed USGS map by Jonathan Price
Suffruticose perennial herbs; stems arcuate-spreading to erect, 5-10 dm long.
Leaves ovate to deltate, 4-7.3(-10) cm long, 2.5-5(-7.5) cm wide, both surfaces hispidulous, rarely the hairs appressed, nearly always with pustulate bases, deeply 3-5-lobed to subentire, the terminal segment lanceolate to ovate, petioles 0.9-2.5 cm long and with winged margins or sessile and the bases connate-perfoliate.
Heads in simple or compound cymes; outer involucral bracts ovate, (2.5-)3-5.3 mm long, 1.5-2.5 mm wide, hispidulous, apex acute; chaffy bracts purple near apex; ray florets 7-12 per head, rays oblong, (5-)7-10(-11.5) mm long, 2.3-4.3 mm wide; disk florets 20-45(-55) per head, corollas 4-merous, 2.8-3.5(-4) mm long; anthers 1.3-1.7 mm long; pappus of connate scales forming an uneven corona tipped with short deciduous awns.
Achenes tuberculate, with wings ca. 0.5 mm long, ray achenes 2.2-3.1 mm long, 1.1-2 mm wide, disk achenes 2.1-3 mm long, 1-2 mm wide.
2n = 52*