398 
MERRILL AND MERRITT. 
SPILANTHES Linn. 
1. S. grand iflora Turcz. in Bull. Soc. Nat. Mose. 24 1 (1851) 183. 
Upper pine region, extending to the lower border of the mossy forest, G. M. Z. 
16197, Merrill 6517. 
Known in the Philippines only from medium and higher altitudes in northern 
Luzon; northern Australia, Queensland, and New South Wales. 
BIDENS Linn. 
1. B. pilosa Linn. Sp. PI. (1753) 832. 
Upper pine region, C. M. Z. 16083, Merrill 651t8. 
Widely distributed in the Philippines at medium and low altitudes; cosmopoli- 
tan in the Tropics, extending into some temperate regions. 
ARTEMISIA Linn. 
1. A. capillaris Thunb. FI. Jap. (1784) 309. 
In the pine region, altitude about 1,300 m, G. M. Z. 18179. Ig., paldid. 
Known in the Philippines only from the Benguet-Lepanto region; Manchuria, 
Kamtschatka, and Japan to southern China, and Formosa. 
GYNURA Cass. 
1. G. vidal iana Elmer Leafl. Philip. Bot. 1 (1906) 144. 
In the pine region, altitude about 1,450 m, G. M. Z. 16340. 
Common on the mountains of the Benguet-Lepanto region, also found on Mount 
Pinatubo, and Mount Tapulao, Zambales Province, and Mount Arayat, Pampanga 
Province, Luzon, and on Mount Victoria, Palawan; endemic. 
2. Gynura macgregorii Merrill sp. nov. 
Herba erecta, glabra; foliis chartaceis, grosse irregulariter sinuato- 
dentatis, dentibus acuminatis ; inferioribus petiolatis, utrinque acuminatis. 
superioribus sessilibus, cordatis; capitulis 2 cm longis, floribus auran- 
tiacis. 
An erect glabrous herb, more or less branched, the base somewhat 
woody, reaching a height of about 1 m. Leaves various, the lower 
ones oblong-lanceolate, chartaceous, 10 to 15 cm long, 2 to 5 cm wide, 
dull when dry, paler beneath but scarcely purplish, the apex sharply 
acuminate, the base decurrent-acuminate, the margins coarsely and 
irregularly sinuate-dentate, acuminate ; nerves 6 to 9 on each side of the 
midrib, rather distinct, scarcely anastomosing, the reticulations very 
few, obscure; petioles 1.5 to 2 cm long: intermixed with these petioled 
leaves are numerous, small, subovate, sessile or subsessile, irregularly 
sinuate-toothed leaves about 2 cm long, simulating stipules : the upper 
leaves are sessile, much smaller than the lower petioled ones, variously 
toothed or even lobed, broad and cordate at the baSe and somewhat 
clasping the stem. Panicles lax, glabrous except the slightly pubescent 
peduncles, the branches and peduncles subtended by small, irregular 
bracts. Heads about 2 cm long, glabrous, each peduncle with several, 
linear, 6 to 8 mm long bracteoles scattered along its upper part, and 
