FLOWERING PLANTS OF NANTUCKET 269 
*HELIANTHUS SCABERRIMUS Ell. 
A casual waif. A single small flowering plant in an old field 
September 15, 1899; one plant past flowering September 20, 1907, 
in waste spot west of the town; a few small plants near Crooked 
Lane June, 1908. 
HELIANTHUS TUBEROSUS L. 
Yards and waste places and by roadsides, mainly near the 
town, growing in close colonies and not coming into full bloom 
until late in the season. Plants a few inches high June 3, 1909; 
a precocious flowering head September 11, 1904; earliest flower 
September 14, 1907. 
BIDENS CERNUA L. ; 
Frequent in wet places and locally abundant, as at Watt's Run 
and along ditches west of the town. Just in flower August 30, 
1904; in full bloom September 14, 1907. Stout forms, having 
closely serrate leaves becoming 4 cm. broad, correspond with 
specimens in the herbarium of the New York Botanical Garden 
labeled var. elliptica by Dr. Wiegand (Bull. Torr. Club, sich ae 
418). 
BIDENS CONNATA Muhl. 
Everywhere in low grounds, in bogs and along pond shores. 
At Maxcy’s Pond five feet tall, with leaves as deeply lobed as in 
the smaller forms. No flowers up to August 15, 1906; just in 
flower at the end of August, 1904; blooming through September. 
*BIDENS PETIOLATA Nutt. 
Collected only in low grounds west of the town. 
bloom September 21, 1899. 
A plant of wet woods and thickets rathe : 
and apparently not a common species on the immediate coast. 
I used to find it an abundant and characteristic plant of low open 
Freshly in 
r than of open bogs, 
where Bidens connata was of such rarity, if it occurred at all ' that 
I never met with it. When first coming to know this plant in its 
coastal bogs I could not doubt that it was distinct from the Hudson 
Valley species, and my observation of t 
years has only confirmed that view. 
he two plants for many 
