64 Proceedings of the Biological Society of Washington. 



to have more specimens and, if possible, seeds. In case they are very 

 interesting to me I marked them "Nb." If I could have these in order to 

 plant them in my garden and examine them alive, I should be very much 

 pleased. Kindly excuse my imposition upon you in this regard. 



[Then follows the list of plants for which I append both Muhlenberg's 

 names (together with the symbols he mentions) and modern equivalents. 

 With one exception the latter agree with those in Britton and Brown, 

 Illustrated Flora of the Northeastern United States, etc., Second Ed. 

 1913.1 



*1. 



*2. 



o 



o. 



4. 

 *5. 

 *6. 

 *7. 



8. 

 *9. 

 10. 



Muhlenberg's Name. 



Heliotropium europaeum Nb 



Hyoseris maior Nb 



Buphthalmum helianthoides 



Eupatorium Nb 



Aster 



Narthecium pubens 



Melanthium racemosum 



Antirrhinum linaria 



Verbascum 



Saxifraga nivalis 



11. Stellaria pubera 

 b. Oxalis corniculata 



12. Arabis canadensis 



b. Mentha viridis. A var.? 



13. Ranunculus flamula 

 *14. Ruellia 



15. Oenothera fruticosa. A var.? 



16. Sambucus canadensis 



17. Slum angustifolium 



18. Evonymus atropurpureus 



19. Prinus verticillatus 



20. Vaccinium disomorphum 



21. Smyrrnium integerrimum 



22. Thaspia trifoliata 



23. Cicuta maculata 



24. Convolvulus spithamaeus 

 b. " panduratus 



25. Cynoglossum officinale 



26. Myosotis arvensis 



27. Ceanothus americanus 



b. " corymbosus Nb. 



*28. Verbascum like 9 

 29. Phlox pQosa 



*b. 

 30. 



glaberrina 

 subulata 



Modern Equivalent. 



Same 



Cynthia dandelion 



Heliopsis helianthoides 



Same 



Triantha racemosa 



Linaria linaria 



Same 



Should be Micranthes virginensis 



no doubt. 

 Alsine pubera 

 Xanthoxalis corniculata 

 Same 



Mentha spicata 

 Ranunculus reptans 

 Same 



Kneiffia fruticosa 

 Same 



Berula erecta 

 Euonymus atropurpureus 

 Ilex verticillata 

 Vaccinium atrococcum 

 Taenidia integerrima 

 Thaspium trifoliatum 

 Same 

 Same 



Ipomoea pandurata 

 Same 



Name for an intermediate form 



not now recognized. 



Same 



Same 

 <( 



