21,5 Merrill: The Flora of Southeastern China 495 
large, coriaceous bracts and 8 or 4 sessile flowers, the bracts 
forming a somewhat triangular involucre, the individual ones 
oblong-ovate, 13 to 18 mm long, 9 to 11 mm Wide, coriaceous, 
foliaceous, glabrous, broadly rounded and somewhat cordate 
at the base, sessile and slenderly 7-nerved, the reticulations 
obscure, the apex acute; bracteoles none. Flowers 3 or 4, one 
for each bract, sessile, 5-merous, their calyces cylindric, pubes- 
cent, truncate, 3 mm long. Corolla sparingly pubescent, about 
2 cm long, the tube in its lower 8 mm slender, cylindric, about 
1.5 mm in diameter, then enlarged and about 4 mm in diameter, 
somewhat 5-ribbed but scarcely angular, the free portions of 
the corolla lobes about 8 mm long, their reflexed part narrowly 
oblong, obtuse, 3 mm in length. Free portions of the filaments 
about 3 mm long, the anthers oblong, 1.6 mm long. 
Fukien Province, Taai Yeung Shaan, F. A. McClure 6801, 
July 21, 1921, parasitic on shrubs or trees in thickets, altitude 
about 600 meters. 
A remarkably strong species, prominently characterized by its 
peduncled, 3- or 4-flowered, axillary inflorescences, the subtend- 
ing large, conspicuous, foliaceous bracts forming a distinctly 
triangular involucre, the bracts persisting after the corolla falls. 
NYCTAGINACEAE 
PISONIA Linnaeus 
PISONIA ACULEATA Linn. Sp. Pl. (1753) 1026; Choisy in DC. Prodr. 
137 (1849) 440; Forbes & Hemsl. in Journ. Linn. Soc. Bot. 26 
(1891) 317. 
Kwangtung Province, Limchowfu, K. K. Ts’oong 2679, July 
25, 1918. 
This pantropic species has not previously been recorded from 
China proper, but has been recorded from Formosa and from 
Hainan. 
LEGUMINOSAE 
MIMOSA Linnaeus 
MIMOSA SEPIARIA Benth. in Hook. Journ. Bot. 4 (1842) 395. 
Kwangtung Province, Heung Shan, Peng Oo, To Kang Peng 
6252, October 25, 1920, on slopes. The determination was made 
at Kew. 
This species has previously been recorded from China, without 
locality, by Hemsley, but has not before been recorded from 
Kwangtung Province. It is a native of Brazil and is undoubt- 
edly an introduced plant in southern China, probably coming 
in through Singapore where it is also established. 
