Flora of the Hawaiian Islands
Dicotyledon Literature for Pterolepis glomerata
Wagner et al., 1990, 1999.
   Melastomataceae -- The Melastoma Family Bibliography
      Pterolepis glomerata
General Information
DistributionNative to tropical regions of eastern South America from Santa Catarina, Brazil, north to the Lesser Antilles.In the Hawaiian Islands, naturalized on Kaua`i, O`ahu, Moloka`i, Lana`i, Maui, Hawai`i.

Melastomataceae - Pterolepis glomerata

Erect, suffrutescent herbs or subshrubs up to 0.5 m tall; young branches subquadrate, strigose.
Leaves ovate to oblong-ovate or elliptic, 1.4-4.5 cm long, 0.6-1.6 cm wide, 3-nerved, both surfaces sparsely to moderately strigose, margins entire or obscurely serrulate, apex acute, base obtuse to rounded, petioles 1-5 mm long.
Flowers usually 3-5(-10) in bracteate, terminal glomerules, bracts and bracteoles ovate to lanceolate, 3.5-6 mm long, 1-2.5 mm wide at base, persistent, ciliate; hypanthium covered with simple and stalked-stellate or branched hairs; calyx lobes triangular or oblong-ovate, 4-7.5 mm long, ca. 2 mm wide at base, ciliolate; petals obovate, ± obliquely truncate, 10-15 mm long, 10-14 mm wide; larger anthers pink, 3-4 mm long, connective prolonged 0.25-0.5 mm, with a 2-lobed appendage ca. 0.5 mm long, smaller anthers yellow, 2.5-3.5 mm long, with connective and appendage somewhat shorter but otherwise as in larger anthers. Fruiting hypanthium 4-6 mm long, 2-5 mm wide.
Seeds ca. 0.5 mm long.
2n = 36