VF NoaxH amii;rica. 79 



also to my Chondrophora (the Chrysocoiua 

 nuclata of N.) with a scaly phoranthe &c. — 

 I have prepared a monograph of 15 ?>p. where- 

 of 9 are my own, iff. dentata, rotundifolia, 

 oblongata^ quinquefida, cuneata.pidverulenta^ 

 lobata.besides my CacaUapteranthes and pan- 

 ivulata of annals Nut. 1820, the old sp. are M. 

 atriplicifolia^ reniformis, ovata^ lanceolatit^ 

 plantaginea (the C. tuberosa of i\.) — as to the 

 Cacalia suaveolens L. which Elliot refers to 

 8enecio, it is my G. Hasleola distinguished by 

 the anthers cristate. I will only add here a few 

 of my N. sp. 



936. Mesadenia rotundifolia R. leaves 

 rounded 3-5nerved entire or repand glaucous 

 beneath, lower on long petiols, obtuse or retuse, 

 upper sessile acute, flowers corymbose, seg- 

 ments of perianthe oblong obtuse enerve, mar- 

 gin white — In the Musketong and Mabantango 

 Mts. of Alleghanies, 2 or 3 feet high, lower 

 leaves 3 or 4 inches long and broad with 5 

 nerves reticulate, petiols 4 to 8 inches long, 

 upper leaves uncial. 



9^7. Mesadenla dentata R. leaves broadly 

 ovate acute and acutely dentate 3-5nerved not 

 glaucous, lower on short petiols, on stem sessile 

 acuminate, flowers in compound corymb, seg- 

 ments of perianth oblong acute subtrinerve — in 

 Alabama, very different from M. ovata with 

 obtuse narrower leaves. Tripedal, leaves 4 to 

 5 inches long, 3 or 4 broad, petiols 2 or 3 long, 

 st«m leaves 1 or 2 inches long, coiymb with 

 many branches and multiflore. 



938. Mesadenia pulverulknta R, leaves 

 petiolate 5nerved glaitcous pulverulent on both 

 sides, lower on long petiols broadly cordate acate 

 sfcnguiar, upper ovate or rhomboidal aoute at 



