Part 15 (1/2)

SCHOPHULARINEae, _Juss._

39. Castilleja _pallida_, Benth.--Hook. Fl. Bor. Am. ii. p. 105.

40. Bartsia _alpina_, L.--Hook. Fl. Bor. Am. ii. p. 106.

41. Pedicularis _Wla.s.soviana_, Stev.--Hook. Fl. Bor. Am. ii. p. 107.

42. Pedicularis _Lapponica_, L.--Hook. Fl. Am. ii. p. 108.

43. Pedicularis _Sudetica_, Willd.--Hook. Fl. Bor. Am. ii. p. 109.

44. Pedicularis _flammea_, L.--Hook. Fl. Bor. Am. ii. p. 110.

45. Pedicularis _euphrasioides_, Stev.--Hook. Fl. Bor. Am. ii.

p. 108.

PRIMULACEae, _Juss._

46. Androsace _septentrionalis_, L.--Hook. Fl. Bor. Am. ii. p. 119.

47. Primula _Hornemanniana_, Lehm.--Hook. Fl. Bor. Am. ii. p. 120.

POLYGONEae, _Juss._

48. Polygonum _viviparum_, L.--Hook. Fl. Bor. Am. ii. p. 130.

AMENTACEae, _Juss._

49. Salix _Richardsoni_, Hook. Fl. Bor. Am. ii. p. 147, Tab. 182.

50. Salix _vest.i.ta_, Ph.--Hook. Fl. Bor. Am. ii. p. 152.

51. Salix _Arctica_, Br.--Hook. Fl. Bor. Am. ii. p. 152.

52. Betula _glandulosa_, Mx.--Hook. Fl. Bor. Am. ii. p. 156.

53. Betula _nana_, L.--Hook. Fl. Bor. Am. ii. p. 156.

MONOCOTYLEDONES.

MELANTHACEae, _Br._

54. Tofieldia _pal.u.s.tris_, Huds.--Hook. Fl. Bor. Am. ii. p. 179.

ORCHIDEae, _Juss._

55. Platanthera _obtusata_, Lindl.--Hook. Fl. Bor. Am. ii. p.

196, Tab. 199.