MICHIGAN ACADEMY OF SCIENCE. 
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Aster azureus Lindl. Sky-blue aster. — Common on poor sandy ground. 
Charity Island. 
Aster sagittifol-ius Wedeiueyer. Arrow-leaved aster. — In open woods 
and places at the north end. Charity Island. 
Aster laevis L. Smooth aster. — Common in dry sandy ground. Char- 
ity Island. 
Aster polyphyllus Wilhl. Faxon’s aster. — Occasional in damp sand 
along the beach. Charity Island. 
Aster tradescanti L. Tradescant’s aster. — Frequent in damp open 
ground. Charity Island. 
Aster junceus Ait. Rush aster. — About the pond with the cranberries. 
Charity Island. 
Aster umbellatus Mill. Tall flat-top white aster. — Occasional in damp 
open woods. Charity Island. 
Erigeron philadelphicus L. Philadelphia fleabane. Field daisy. — Oc- 
casional in open ground. Charity and Little Charity Islands. 
Erigeron annuus Li. Sweet scabious. — Occasional in open ground. 
Charity Island. 
Erigeron ramosus (Walt.) BSP. Daisy fleabane. — Occasional in poor 
open ground. Charity and Little Charity Islands. 
Erigeron canadensis L. Horseweed. — As a weed near the lighthouse. 
Charity and Little Charity Islands. 
Antennaria canadensis Greene. Canadian cat’s-foot. — Frequent on 
poor open gound. Charity Island. 
Gnaphalium decurrens Ives. Clammy everlasting. — Near the light- 
house oil Charity Island in poor ground. Apparently rare. 
Rudbeckia hirta L. Yellow daisy. Black-eved Susan. — Occasional 
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in sandy ground. Charity Island. 
Helianthus divaricatus L. Woodland sunflower. — Common in dry 
open woods. Charity Island. 
HeUanthus strumosus L. Pale-leaved wood sunflower. — Occasional in 
open woods. Charity Island. 
Bidens frondosa L. Beggar-ticks. — Occasional in damp places along 
the beach. Charity Island. 
Bidens trieliosperma tenuiloba (Gray) Britton. Tickseed sunflower. 
—About the pond with the cranberries. Charity Island. 
Achillea millefolium L. Common yarrow. — Frequent. Charity Island. 
Artemisia eaudata Michx. Tall wormwood. — Common on saudv 
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ridges and in sand along the beach. Charity and Little Charity Islands. 
Erechtites hieracifolia (L.) Raf. Fireweed. — Abundant along the 
beach in damp places. Charity Island. 
Arctium minus Bernll. Common burdock. — Frequent. Charity and 
Little Charity Islands. 
Circium lanceolatum (L.) Hill. Common thistle. Bull thistle. — Oc- 
casional. Charity and Little Charity Islands. 
Circium pitcheri (Torr.) T. & G. Pitchers thistle. — Frequent in drift- 
ing sand along the beach. Charity Island. 
Circium muticum Michx. Swamp thistle. — Occasional in marshy 
places. Charity and Little Charity Islands. 
Circium arvense (L.) Scop. Canada thistle. — Occasional. Charity 
and Little Charity Islands. 
