SIDA. MALVACE. 103 
ABUTILLON.,. . 
S. acerifolia Nutt. T. & G. Fl. i, 228. Scabrous with stellate pubes- 
cence: stems stout, much branched, 3-6 feet high: leaves cordate, deeply 
5-7 lobed, lobes acute, coarsely serrate: racemes leafy below, naked. above, 
the flowers clustered on short peduncles: lobes of the calyx broadly tri- 
angular acute or acuminate: petals 9-15 lines long, carpels hirsute on the 
back. On the Columbia river and its tributaries from the Rocky Mount- 
ains to the ocean. 
S. leptosepala Torr. Bot. Wilkes 255, of the upper Columbia has slen- 
der peduncles and caudate-attenuate calyx lobes. I have been unable to 
see either a speg¢imen or a description of it. 
4 SIDA L. Gen. n. 837. 
Pubescent or tomentose herbs with white or yellow axillary 
solitary fascicled flowers. Calyx usually without bractlets. 
Staminal tube simple antheriferous at the summit. Petal soblique. 
Styles 5 or more with capitate stigmas. Carpels as many, 1- 
ovuled, indehiscent or 2-valyed, at length separating from the 
axis. 
S. hederacea Torr. in Gray Pl. Fendl. 23. Stems decumbent from a 
perennial root, leafy, a foot long or less: leaves reniform, about an inch 
broad, very oblique, serrate or crenate, shortly petioled: flowers in short 
axillary panicles or solitary, the pedicels at anus deflexed: calyx with 1 
or 2 setaceous bractlets at base, the lobes acuminate: petals yellowish, pu- 
bescent externally, 4-6 lines long, carpels 6-10, triangular, 1!¢ lines long, 
smooth. From Washington (near Walla Walla) to Arizona and New 
Mexico. 
S.. sprnosa,L. Sp. 688. Annual: minutely and sottly pubescent, much 
branched, 10-20 inches high: leaves ovate-lanceolate or oblong, serrate, 
rather long petioled: peduncles axillary, 1-flowered, shorter than the 
sania ‘flowers yellow, small: carpels 5, each splitting at the top into 2 
eaks. On the ballast ground at Portland, Oregon. | 
-§ ABUTILON Tourn. 
Herbs, shrubs, or trees, with cordate, rarely somewhat lobed, 
leaves and solitary axillary flowers. Calyx 5-cleft, without an 
‘involucre. Ovary 5-many-celled with 3, rarely more, ovules in 
each cell. Capsule composed of 5 or more 2-valved, 3-seeded, 
rarely 4—6-seeded, carpels. Peduncles axillary, solitary or rarely 
in pairs, 1-many-flowered, sometimes by the abortion of the up- 
per leaves apparently in terminal racemes. None indigenous 
but the following one introduced and liable to become common. 
‘A. Avicenne Geertn. Fr. ii, 251, t. 185. Annual: stem 2-5 feet high 
with spreading branches: leaves orbicular-cordate, abruptly acuminate, 4- 
6 inches in diameter, velvety tomentose, crenately toothed: flowers usually 
solitary on axillary peduncles, sometimes 3 or more on short flowering 
branches which bear 1 or 2 small leaves, orange-yellow: carpels about 15, 
3-seeded, inflated, truncate, birostrate, the long beaks spreading ina ra- 
diate manner. Waste places and roadsides. Introduced from India. 
OrpdER XVI. LINACEA® Dumort. Comm, Bot. 61. 
Annual or perennial caulescent herbs or low shrubs. Leaves 
alternate sometimes opposite or subyerticillate below: simple, 
generally entire, sessile or nearly so, mostly estipulate. In- 
florescence usually eymose. Flowers hermaphrodite, 4-5-mer- 
