Houstonia pusilla Schoepf  
Family: Rubiaceae
tiny bluet
[Hedyotis caerulea var. minima (Beck) Fosberg,  more]
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Steven J. Baskauf  
Plant: annual; STEMS 1.5-15(-25) cm tall, slender Leaves: usually elliptic, ovate, or spatulate, to 25 mm long, 0.5-5(-9) mm wide Flowers: homostylous, solitary on long erect or nodding pedicels to ca. 4 cm long; corollas 3.5-10(-12.5) mm long, salverform, usually purple or violet with reddish or brownish center Fruit: FRUITS 1.5-4 mm long, 2.5-6 mm wide, thin walled, 1/2 inferior. SEEDS 0.5-1 mm in diameter, subglobose, with a small orifice opening into a subglobose hilar cavity without a hilar ridge Misc: Grassy places, fields, in open or forested areas; 1000-1350 m (3300-4400 ft); Apr-May REFERENCES: Terrell, Edward E. 1995 Rubiaceae. Houstonia. J. Ariz. - Nev. Acad. Sci. 29(l): 36.
Houstonia pusilla image
Steven J. Baskauf  
Houstonia pusilla image
Steven J. Baskauf  
Houstonia pusilla image
Steven J. Baskauf  
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