I .-is 



Lake Maxinkuckee, Physical and Biological Survey 



Aralia racemosa, 376. 

 arboreus, Zonitoides, 75. 

 arbuscula, Rhus, 353. 

 arbutifolia, Aronia, 334. 

 Arbutus, Trailing, 386. 

 Arcella vulgaris, 96. 

 archippus, Basilarchia, 39. 



Danaus, 37, 39. 

 Arctium minus, 446. 

 Aictocorisa interrupta, 29. 

 Arenaria serpyllifolia, 300. 

 Argia apicalis, 21. 



moesta putrida, 20. 



sedula, 21. 



violacea, 20. 

 argillicola, Cambarus, 83. 

 Argostis alba, 232. 

 Argulus, 79, 80. 



americanus, 79. 



catostomi, 79. 



maculosus, 79. 

 argus, Ephithemia, 163. 

 argutus, Rubus, 332. 

 Argynnis cybele, 39. 

 arifolium, Tracaulon, 296. 

 Arisaema dracontium, 254. 



triphyllum, 253. 

 Aristida dichotoma, 230. 



purpurascens, 230. 

 aristata, Plantago, 417. 

 Aristolochiacese, 291. 

 Aristolochia serpentaria, 292. 

 armigera, Angitrema, 73. 



Segmentina, 73. 

 armifera, Gastrocopta, 75. 

 Aronia arbutifolia, 334. 



melanocarpa, 334. 

 Arrow-arum, Green, 190, 254. 

 Arrow-grass Family, 219. 

 Arrow-grass, 230. 

 Arrow-grass, Marsh, 219. 



Seaside, 219. 

 Arrowhead, Broad-leaved, 189, 219. 



Grass-leaved, 184. 

 Arrow-leaved Tear-thumb, 295. 

 Arrow-wood, Maple-leaved, 420. 

 Artemisia caudata, 445. 

 Arum Family, 253. 

 arundinacea, Cinna, 231. 



Phalaris, 229. 

 arundinaceum, Dulichium, 248. 



arvense, Cirsium, 447. 



Equisetum, 204. 



Lithospermum, 400. 



Trifolium, 340. 

 arvensis, Cuscuta, 397. 



Sinapis, 321. 



Veronica, 411. 

 Asarum canadense, 291. 

 Asclepiadaceae, 393. 

 Asclepias amplexicaulis, 394. 



decumbens, 394. 



exaltata, 394. 



incarnata, 394. 



syriaca, 37, 394. 



tuberosa, 393. 



verticillata, 395. 

 Ash, Black, 390. 



Blue, 390. 



Hoop, 390. 



Prickly, 350. 



Red, 389. 



White, 389. 

 Ash-leaved Maple, 360. 

 Asimina triloba, 306. 

 Asparagus, 265. 

 Asparagus officinalis, 265. 

 Asp, Quaking, 276. 

 Aspen, American, 276. 



Large-toothed, 276. 

 asper, Sonchus, 424. 



Sporobolus, 231. 

 Asplenium pyconocarpon, 203. 

 aspro, Hadropterus, 43. 

 assimilis lactuosus, Gryllus, 29. 

 Aster azureus, 433. 



cordifolius, 433. 



ericoides, 434. 



junceus, 434. 



laevis, 434. 



macrophyllus, 433. 



novae-angliae, 434. 



patens, 433. 



puniceus, 434. 



vimineus, 434. 



Common Blue Wood, 433. 



Frost-weed, 434. 



Large-leaved, 433. 



Late Purple, 433. 



New England, 434. 



Purple, 434. 



Purple-stem, 434. 



