1924] Reports on Flora of Boston District, —XLVI 109 
(N. T. Kidder, Sept. 11, 1921); Bellingham (F. W. Hunnewell, no 
date). 
H. LAETIFLORUS Pers. Marsh back of Stillman Infirmary, Charles 
River, Cambridge (W. Deane, Sept. 7, 1913); sparingly escaped, 
Hingham (C. H. Knowlton, Sept. 5, 1909). 
H. MAXIMILIANI Schrad. Sandy field by Wright’s Pond, Middlesex 
Fells, Medford, spreading (F. S. Collins, Aug. 29, 1909, Sept. 7, 1910). 
H. PETIOLARIS Nutt. Woollen mill, Graniteville, Westford (C. W. 
Swan, Sept. 15, 1884); railway embankment, Dedham (C. E. Fazon, 
Oct. 2, 1898). 
H. scABERRIMUS Ell. Waste places, rare; Boston, Brookline, W. 
Roxbury, Milton. 
H. strumosus L. Borders of woods in rich soils, common. 
H. ruBEROSUS Michx. Old gardens and waste places, occasional. 
HELIOPSIS. 
H.scABRA Dunal. A waif in fields at Medford, Sherborn and Lin- 
coln. I 
HEMIZONIA. 
H. FAscicuLATA (DC) T. & G. Sown by wool refuse, N. Chelms- 
ford (W. P. Alcott, July 1, 1879). Specimens in herb. N. E. Botanical 
Club and Peabody Acad. Sci. 
HIERACIUM. 
H. AvRANTIACUM L. Fields and waste places, occasional. 
H. canadense Michx. Borders of woods and other dry places, 
common throughout. 
H. FLORENTINUM All. Dry soil, rare; Brookline, Newton, Wellesley 
Hills, Milton, Quincy. 
H. Gronovii L. Dry sandy soil, rare; Natick, Norwood, Scituate, 
Pembroke, Duxbury, Easton. 
H. marianum Willd. Open woods, rare; Natick, Stony Brook, and 
Blue Hills Reservations southward. An early-blooming plant, not 
too distinct from H. scabrum. 
H. paniculatum L. Open woods, frequent. 
H. paniculatum L., forma glandulosum Hoffm. RHODORA xix. 
37, 1917. Jamaica Plain (E. & C. E. Faxon, June 26, 1889); W. 
Roxbury (E. & C. E. Faxon, July 1, 1890); Blue Hills, Milton (E. & 
