1922] Fernald,—Notes on the Flora of Nova Scotia 207 
Leaves linear- to lance-oblong, with 12-24 pairs of 
fine teeth scarcely 1 mm. high..... Pree ere oe Var. integra. 
Leaves conspicuously narrowed at base, elliptic-lanceo- 
late... ... Var. elliptica. 
Leaves mostly blunt or round-tipped; the primary ones 
entire or with 1-6 pairs of remote teeth: bracts of 
outer involucre oblong to spatulate, with obtuse or 
"eitis aen a A mg men Var. oligodonta. 
Stem capillary, simple or only slightly forking, 0.2-2 dm. 
high: leaves petioled, oblanceolate or spatulate, thin, 
0.4-2.5 (rarely —4) em. long: heads solitary or very few, 
campanulate, few-flowered, with disks 1.5-10 mm. 
broad, scarcely nodding in fruit: outer involucre of 2-6 
bracts; inner involucre of 3-6 bracts 2-7 mm. long...... Var. minima, 
B. cERNUA (typical). Sloughs, springs, pools and wet shores, ex- 
tending northeastward to Chicoutimi, Rimouski and Bonaventure 
Cos., QUEBEC, MADGALEN ISLANDS and Cape Breton, Nova SCOTIA; 
Eurasia. 
In Nova Scotia unknown from west of Annapolis and Lunenburg 
Cos. 
**Var, INTEGRA Wiegand, Bull. Torr. Bot. Cl. xxvi. 418 (1899).— 
Prince Epwarp IstAND; Cape Cod, MassAcHUSETTS; Illinois to 
western North Carolina, Oklahoma and South Dakota. 
Var. ELLIPTICA Wiegand l. c. 417 (1899). B. elliptica (Wiegand) 
Gleason, Ohio Nat. v. 317 (1905).—Extending northeastward to the 
Ottawa Valley, ONTARIO and QUEBEC, and PRINCE EDWARD ISLAND. 
Var. oLIGODONTA Fernald & St. John, Ruopona, xvii. 25 (1915).— 
Brackish or saline shores, MAGDALEN ISLANDS, PRINCE EDWARD 
Istanp and MassacHusETTS locally inland to western New YORK. 
**Var. MINIMA (Huds.) DC. Prodr. v. 595 (1836). B. minima 
Huds. Fl. Angl. 310 (1762).—Bogs and shallow pools, MAGDALEN 
IsLANDs to southern New HAMPSHIRE and western New YORK and 
northwestward; Europe. 
Our only Nova Scotian collection is from LUNENBURG Co.: boggy 
margins of shallow pools, outlet of Hebb's Lake, Bridgewater. 
*B. coNNATA Muhl.; Fernald, RHopora, x. 200 (1908). LUNENBURG 
Co.: wet thickets and swales back of brackish shore of Lahave 
River, Bridgewater; first station east of southern Maine. Earlier 
records belong to var. petiolata (Nutt.) Farwell. 
B. rRoNposA L., var. ANOMALA Porter. YARMouTH Co.: in 
Zostera litter, gravelly sea-beach, Yarmouth Bar; margin of thicket 
bordering cobbly beach of Parr Lake; the latter station unusual in 
being on a fresh-water lake, the variety usually occurring in brackish 
habitats. 
*MEGALODONTA Becxu (Torr. Greene. Bidens Becki Torr. 
Diapy Co.: deadwater of Rocky Brook north of Hasset; first station 
east of the Penobscot. 
Chrysanthemum Leucanthemum L. The typical form of the species 
is apparently common at Annapolis Royal and Granville, and pre- 
