VASCULAR PLANTS OF OHIO 209 



1473. Bartonia virginica (L.) B. S. P. Yellow Bartonia. Licking, 



Lake. 



Menyanthaceae. Buckbean Family. 



1474. Menyanthes trifoliata L. Buckbean. Ashtabula, Wayne, Lick- 



ing. 



Apocynaceae. Dogbane Family. 



1475. Vinca minor L. Periwinkle. Rather general. Native of Europe. 



1476. Apocjaium androsaeniifolium L. Spreading Dogbane. General. 



1477. Apoeynum cannabinum L. Indian Hemp. General and abun- 



dant. 



1478. Apoeynum sibiricum Jaeq. Clasping-leaf Dogbane. Erie, Ash- 



tabula. 



1479. Apoeynum pubescens R. Br. Velvet Dogbane. Auglaize, Frank- 



lin, Harrison, Adams. 



Asclepiadaceae. IVlilkweed Family. 



1480. Acerates viridiflora (Raf.) Eat. Green Milkweed. Rather gen- 



eral. 



1481. Acerates floridana (Lam.) Hitch. Florida Milkweed. Erie, 



Jackson, Gallia. 



1482. Asclepias tuberosa L. Pleurisy-root. General. 



1483. Asclepias decumbens L. Decumbent Pleurisy-root. No specimens. 



1484. Asclepias purpurascens L. Purple Milkweed. Madison, Aug- 



laize, Lucas, Summit, Portage, Stark, Carroll. 



1485. Asclepias incarnata L. Swamp ]\Iilkweed. General and abun- 



dant. 



1486. Asclepias pulchra Ehrh. Hairy Milkweed. Lorain County. 



1487. Asclepias sullivantii Engel. Sullivant's Milkweed. Erie, Fair- 



field. 



1488. Asclepias amplexicaulis Sm. Bluntleaf Milkweed. Erie, Fair- 



field. 



1489. Asclepias exaltata (L.) Muhl. TmII Milkweed. General. 



1490. Asclepias vai-iegata L. White Milkweed. Summit, Hocking. 



1491. Asclepias quadrifolia L. Fourleaf Milkweed. General. 



1492. Asclepias syriaca L. Common ]\lilkweed. General and abundant. 



1493. Asclepias verticillata L. Whorled Milkweed. Lucas, Ottawa, 



Erie, Cuyahoga, Clark, Greene, Fairfield, Athens. 



