|LATHYRUS OCHROLEUCUS Hook.
FAMILY: Leguminosae (Fabaceae)
HABIT: Perennial herb to 1 m.; flowering May-July; fruiting July, August.
SIMILAR SPECIES: Lathyrus ochroleucus is the only native species of this genus with yellowish-white flowers, rather than purple flowers. It is also the only Ohio Lathyrus to occur in woodland habitats.
TOTAL RANGE: W. Que. to n. B.C., s. to w. VT, NY, centr. PA, n. OH, IN, n. IL, IA, SD, WY, ID, and OR.
STATE RANGE: There are post-1960 records from Ashtabula, Lucas, Trumbull, and Williams counties. Pre-1960 specimens exist from 5 counties: Ashland, Cuyahoga, Lake, Lorain, and Ottawa. There is a questionable record from Montgomery County.
STATE STATUS: 1980-1983: Endangered, 1984 to present: Threatened.
HABITAT: Dry upland woods, thickets, wooded slopes, and rocky banks.