1. conscientious characterized by extreme care and great effort
  2. Ononis spinosa Eurasian plant having loose racemes of pink or purple flowers and spiny stems and tough roots
  3. Francis Peyton Rous United States pathologist who discovered viruses that cause tumors (1879-1970)
  4. Anser cygnoides very large wild goose of northeast Asia
  5. genus Petrocoptis perennial tussock-forming rock plants
  6. industriousness persevering determination to perform a task
  7. unpatronized having little patronage or few clients
  8. unpatronised having little patronage or few clients
  9. Astreus pteridis the largest earthstar
  10. Annunciation Day a festival commemorating the announcement of the Incarnation by the angel Gabriel to the Virgin Mary; a quarter day in England, Wales, and Ireland
  11. unanticipated not expected
  12. genus Pterostylis genus of terrestrial orchids of Australia and New Zealand and western Pacific
  13. osteopetrosis an inherited disorder characterized by an increase in bone density; in severe forms the bone marrow cavity may be obliterated
  14. Accipiter nisus small hawk of Eurasia and northern Africa
  15. union representative a representative for a labor union
  16. genus Pteretis small genus sometimes included in genus Onoclea
  17. Gaius Petronius Roman satirist (died in 66)
  18. anticipatory in expectation
  19. genus Batrachoseps slender salamanders
  20. Japanese bittersweet ornamental Asiatic vine with showy orange-yellow fruit with a scarlet aril; naturalized in North America