BOT 36 
Botany. 
Orchis tribe, synonymy of some 
species of, A. Gray, xxxvill, 
306. 
Orchisspectabilis,monstrous flow- 
er of, J. W. Bailey, xxxv, 117.f 
Oxyria reniformis, xlv, 293 
Panicum longisetum, iv, 58. 
Passiflora Warei, Veo te 
Peaches growing on an almond 
tree, ll, 363. 
‘Penstemon Nuttalli, xiv, 120. 
Petalostemon roseum, vy, 298. 
villosum, iv, 66. 
Peucedanum ternatum, 
165. 
Phacelia brevistylis, xlv, 172. 
fimbriata, xlv, 171. 
Purshii, xlv, 171. 
pusilla, xlv, 172. 
Philadelphus hirsutus, xlix, 130. 
Phalangium esculentum, iv, 60. 
Phlox bifida, xi, 170. 
divaricata, xi, 169. 
glutinosa, xlv, 177. 
pilosa, xi, 169. 
Physalis pubescens, xi, 170. 
Piper leptostachyum, v, 287. 
Planera or Siberian elm, xx, 377. 
Plumbago floridana, v, 290. 
Poa modesta, xlv, 45. 
Polanisia, i, 378. 
Potamogeton Claytoni, xlv, 38. 
pulcher, xlv, 38. 
Potentilla supina, xiv, 114. 
Prenanthes aphylla, v, 299. 
Primula farinosa, iv, 59. 
Prinos coriaceus, v, 293. 
Prosartes maculata, xlvii, 201. 
Protococcus kermesinus, analo- 
gies of, with the red particles 
of the blood, xxxvi, 206. 
Prunus pennsylvanica, xiv, 112. 
Psychotria lanceolata, v, 290. 
Pteris alabamensis, xlv, 177. 
Pycnanthemi, conspectus of, xlu, 
44, 
Pycnanthemum albescens,xlii,45. 
aristatum, xlii, 44. 
clinopodioides, xlii, 45. 
dubium, xlii, 45. 
XXVIil, 
Botany. 
Pycnanthemum _hyssopifolium, 
xlii, 44. 
incanum, xlii, 45. 
lanceolatum, xlii, 46. 
linifolium, xl, 46. 
—— montanum, xlil, 47. 
—— muticum, xli, 46. 
nudum, xhi, 47. 
pilosum, xiv, 117; xlu, 46. 
Torrei, xlii, 46. 
Tullii, xlii, 45. 
Rafflesia, iii, 377. 
Ranunculus, new species, near 
collinus, xiv, 116. 
Rosa rubifolia, xiv, 113. 
Rottboellia ciliata, 1; 357. 
corrugata, 1, 359. 
Ruellia ciliosa, xiv, 119. 
Sabal Adansoni, xxvi, 315. 
hystrix, v, 293. 
minima, v, 293. 
Salix ambigua, xlv, 35. 
Cutleri, xlv, 36. 
— myrtilloides, xlv, 34. 
phylicifolia, xlv, 35. 
Sanguinaria canadensis, xlix, 130. 
Sanicula marilandica, x1, 174. 
Sarracenia, remarks on the genus 
and species of, H. B. Croom, 
xxvi, 316. 
pulchella, xxv, ‘75. 
Saxifraga Careyana, xlii, 32. 
Scheenus effusus, northern limit 
of, H. B. Croom, xxvi, 315. 
Scutellaria arguta, xlv, 175. 
saxatilis, xlii, 18. 
parvula, xiv, 117. 
Selloa nudata, v, 300. 
Shortia, characters of the genus, 
xlii, 48. 
Silene axillaris, vil, 62. 
regia, xi, 182. 
Silphium, v, 301. 
Sium tricuspidatum, x1, 175. 
Smilax grandifolia, xlv, 171. 
Solorina. saccata, lu A9. 
Sophora affinis, xlix, 130. 
Squamaria rubinas notice of, 
xxxix, 183. 
Stachys aspera, iv, 65. 
