338 Th. Holm: New plants from Arctic North America. 
spikelets: flowering glume pointed, carinate, glabrous, five-nerved: palea 
bidentate, glabrous. 
It is a member of the section Atropis Rupr. 
Mansfield Island, Hudson Bay; collected leg. Dr. R. Bell. 
4. Draba Bellii Holm, nov. spec. 
A perennial Chrysodraba; densely caespitose with persisting primary 
root: leaves crowded, about ten mm in length and four mm in width, 
oblong-lanceolate, acute, grayish from a dense covering of simple and 
forked hairs on both faces: flowering scape about three em in height or 
much shorter, hairy like the leaves and peduncles: inflorescence three- 
to five-flowered, corymbose: flowers as large as those of D. alpina L.: 
sepals ovate-oblong, hairy: petals yellow, about twice as long as the se- 
pals or a little longer, broadly obovate and slightly emarginate: pods 
elliptical, densely hairy like the leaves, somewhat turgid, mostly a little 
longer than the pedicels: style minute with a capitate stigma: seeds 
smooth, deep reddish-brown. 
Mansfield Island, Hudson Bay: collected by Dr. R. Bell. 
5. Lychnis nesophila Holm, nov. spec. 
Of the section: Wahlbergella; perennial, dwarfy, densely caespitose 
with a strong main root and woody branches: leaves crowded at the base 
of the flowering stems, linear-lanceolate, glabrous except the margins. 
which are hairy from slender, glandular hairs: stems prostrate, ascending, 
glandular hairy: flowers solitary, nodding: calyx cylindrie, glandular hairy 
especially along the dark colored nerves, five-toothed, the teeth ovate, 
obtuse: petals emarginate, serrate along the margins, protruding through 
the calyx, with distinct appendages, color in dried specimens purplish: 
stamens ten, the anthers well developed: ovary rudimentary with fre- 
quently three to four styles. 
Crevices of damp rocks, Mansfield Island, Hudson Bay; collected 
by Dr. R. Bell. 
6. Arnica Lowii Holm, nov. spec. 
Rhizome wanting, but stems apparently single, reaching a height of 
from twenty to thirty cm, grayish from a dense pubescence, smooth 
below, minutely sulcate on the upper internodes, monocephalous or, some- 
times tetracephalous: leaves narrowly lanceolate, the lowest ones petiolate. 
three-nerved, the upper sessile, one-nerved, all densely pubescent, especially 
on the lower face, the margins entire without any indication of denti- 
culation: head large, about two em in width, including the rays: involucral 
bracts broad, in two rows, grayish pubescent: ray-flowers about fifteen, 
pale-yellow in dried specimens, quite broad, glabrous: disk-flowers narrowly 
funnelform, the tube glabrous: achene hispid with a pappus of grayish- 
white, subplumose hairs, which are a little longer than the corolla of 
the disk-flowers. 
Gravelly banks, mouth of Severn River, west-coast of Hudson Bay: 
collected by James M. Macoun. 
