Bulletin - United States National Museum - Smithsonian Institution

92 FLORA OF WASHINGTON AND VICINITY.
tLeucanthemum vulgare, L. [Chrysanthemum, Benth. «feHook., Gen. PI.] Ox-BYB
Daisy. White-weed.
May, June.
^
V '- ' '^J '
t Arnica nudicaulis, Ell. Leopakd's Bane.
Late in May or early in June. Rather rare.
tErechthites hieracifolia, Raf. Fire-weed.
September.
tSenecio aureus, L. Golden Ragwort. Squaw-weed.
' '
Young leaves glabrous, round kidney-shaped, and purple beneath. Alluvial and
sandy bottoms. April 1 to May 15.
tSenecio aureus, L., var. Balsamitae, Gray.
'
This is the upland form, and flowers nearly a month later. It seems to be a dis-
tinct species. June.
tCacalia suaveolens, L. [Senecio, Benth. & Hook., Gen. PI.] Sweet-scented
Indian Plantain.
August to October.
t Cacalia reniformis, Muhl. Great Indian Plantain.
High Island; rare. June.
Cacalia atriplicifolia, L. Pale Indian Plantain.
August.
t Lappa oj^fciwoKs, Allioni. [^rciiwwi, Benth. & Hook., Gen. PI. ] Burdock.
July.
t Cnicus ?awceoZa