Houstonia (plant) Houstonia (plant) Houstonia (bluet) is a genus of plants in the family Rubiaceae. Many species were formerly classified, along with other genera since segregated elsewhere, in a more inclusive genus "Hedyotis". Bluets are often small and delicate. For example, "H. rosea" may grow only one inch tall. Some species are single stemmed and others have multiple stems in bunches. Flowers are blue, purple, lavender, white, or rose, often with shades of one color present in an individual population. Flowers have 4 sepals, colloquially denominated "petals", a salverform corolla with 4 lobes, and an inferior ovary. Some species exhibit heterostyly. The
The Cruciferous Vegetable Amplification October 27, 2010; it had a weekly ranking of 20. It had a nightly ranking of 5. The TV Critic rated the episode 56 out of 100, stating that "the story is a solid idea" but that the writers were "overloading on Sheldon jokes". Todd VanDerWerff of "The A.V. Club" complimented the scene in the car, saying that Parson and Galecki's "chemistry was used to its fullest extent" and praising the inventive uses of the presence device. He gave it a B. Jenna Busch of IGN enjoyed the episode, rating it 8.5 out of 10. The Cruciferous Vegetable Amplification "The