41. "Rubus pensilvanicus " is a prickly shrub up to 3 meters ( 10 feet ) tall. 42. "Rubus illecebrosus " is a thorny shrub up to 150 cm ( 5 feet ) tall. 43. Genevier is best remembered for investigations of the genus " Rubus " native to the Loire basin. 44. "Rubus bifrons " is a spiny shrub up to 50 cm ( 20 inches ) tall. 45. "Rubus setosus " is a prickly shrub up to 150 cm ( 5 feet ) tall. 46. "Rubus sceleratus " is a prickly shrub up to 3 meters ( 10 feet ) tall. 47. "Rubus reflexus " is a prickly shrub up to 2 meters ( 80 inches ) tall. 48. "Rubus trichomallus " is a shrub several meters tall, with curved prickles and copious hairs. 49. "Rubus costaricanus " is a shrub sometimes more than 3 meters tall, with curved prickles. 50. "Rubus leucodermis " is closely related to the eastern black raspberry " Rubus occidentalis ".
