Opuntia pinkavae Opuntia pinkavae Opuntia pinkavae, common names Bulrush Canyon prickly-pear or Pinkava's pricklypear, is a species of cactus known only from northern Arizona and southern Utah. It grows in sunny locations in grasslands, on the edges of pinyon-juniper woodlands, on sandy or limestone soils. It was named for Dr. Donald Pinkava, professor emeritus at Arizona State University in Tempe. He studied "Opuntia" for many years. The species is one of the smaller members of the group, rarely more than 25 cm (10 inches) tall. Stems are green, flattened, up to 15 cm (6 inches) long. Flowers are magenta with yellow to
Many Happy Returns (Person of Interest) to Nielsen Media Research. This was a 4% increase in viewership from the previous episode, which was watched by 12.73 million viewers with a 2.4/6 in the 18-49 demographics. With these ratings, "Person of Interest" was the third most watched show on CBS for the night beating "The Mentalist", but behind "Rules of Engagement", and "The Big Bang Theory", second on its timeslot and fifth for the night in the 18-49 demographics, behind "Rules of Engagement", "Grey's Anatomy", "American Idol", and "The Big Bang Theory". "Many Happy Returns" received very positive reviews from critics. Keysha Couzens of "TV Overmind" wrote