CRUCIFERae, _Juss._
3. Nasturtium _pal.u.s.tre_, De Cand.--Hook. Fl. Bor. Am. i. p. 39.
4. Arabis _petraea_, Lam.--Hook. Fl. Bor. Am. i. p. 42.
5. Cardamine _pratensis_, L.--Hook. Fl. Bor. Am. i. p. 45.
6. Draba _hirta_, L.--Hook. Fl. Bor. Am. i. p. 52.
7. Draba _alpina_, L.--Hook. Fl. Bor. Am. i. p. 50.
CARYOPHYLLEae, _Juss._
8. Stellaria _Edwardsii_, Br.--Hook. Fl. Bor. Am. i. p. 96, Tab.
31.
9. Cerastium _alpinum_, L.--Hook. Fl. Bor. Am. i. p. 104.
10. Silene _acaulis_, L.--Hook. Fl. Bor. Am. i. p. 87.
11. Arenaria _peploides_, L.--Hook. Fl. Bor. Am. i. p. 102.
LEGUMINOSae, _Juss._
12. Phaca _astragalina_, De Cand.--Hook. Fl. Bor. Am. i. p. 145.
13. Oxytropis _campestris_, De Cand.--Hook. Fl. Bor. Am. i. p. 147.
14. Oxytropis _deflexa_, De Cand.--Hook. Fl. Bor. Am. i. p. 148.
15. Hedysarum _Mackenzii_, Rich.--Hook. Fl. Bor. Am. i. p. 155.
ROSACEae, _Juss._
16. Dryas _integrifolia_, Vahl.--Hook. Ex. Fl. Tab. 200, Fl.
Bor. Am. i. p. 174.
17. Rubus _acaulis_, Mich.--Hook. Fl. Bor. Am. i. p. 182.
18. Potentilla _anserina_, L.--Hook. Fl. Bor. Am. i. p. 189.
19. Potentilla _pulch.e.l.la_, Br.--Hook. Fl. Bor. Am. i. p. 191.
20. Potentilla _nivea_, L.--Hook. Fl. Bor. Am. i. p. 195.
ONAGRARIEae, _Juss._
21. Epilobium _latifolium_, L.--Hook. Fl. Bor. Am. i. p. 205.
SAXIFRAGEae, _Juss._
22. Saxifraga _oppositifolia_, L.--Hook. Fl. Bor. Am. i. p. 242.
23. Saxifraga _caespitosa_, L.--Hook. Fl. Bor. Am. i. p. 244.
24. Saxifraga _Hirculus_, L.--Hook. Fl. Bor. Am. i. p. 252.
25. Saxifraga _tricuspidata_, L.--Hook. Fl. Bor. Am. i. p. 254.
COMPOSITae, _Juss._
26. Nardosmia _corymbosa_, Hook. Fl. Bor. Am. i. p. 307 (Tussilago corymbosa, Br.)
27. Achillaea _millefolium_, L.--Hook. Fl. Bor. Am. i. p. 318.
28. Chrysanthemum _arctic.u.m_, L.--Hook. Fl. Bor. Am. i. p. 319.
29. Pyrethrum _inodorum_, Sm.--Hook. Fl. Bor. Am. i. p. 320.
30. Senecio _aureus_, L.--Hook. Fl. Bor. Am. i. p. 333. var. na.n.u.s.
31. Arnica _montana_, L.--[Greek: b]. _angustifolia_, Hook. Fl.
Bor. Am. i. p. 330.
CAMPANULACEae, _Juss._
32. Campanula _uniflora_, L.--Hook. Fl. Bor. Am. ii. p. 29.
ERICEae, _L._
33. Ledum _pal.u.s.tre_, L.--Hook. Fl. Bor. Am. ii. p. 44.--var.
[Greek: a]. _angustifolium_; and var. [Greek: b]. _latifolium_.
34. Azalea _proc.u.mbens_, L.--Hook. Fl. Bor. Am. ii. p. 44.
35. Rhododendron _Lapponic.u.m_, Wahl.--Hook. Fl. Bor. Am. ii. p. 43.
36. Vaccinium _Vitis Idaea_, L.--Hook. Fl. Bor. Am. ii. p. 34.
MONOTROPEae, _Nutt._
37. Pyrola _rotundifolia_, L.--Hook. Fl. Bor. Am. ii. p. 46.
BORAGINEae, _Juss._
38. Lithospermum _maritimum_, Lehm.--Hook. Fl. Bor. Am. ii. p.
86.