216 
MERRILL. 
Ardisia diffusa sp. nov. § Acrardisia. 
Arbuscula vel arbor glabra; foliis chartaceis vel subcoriaceis, acumin- 
atis, brevissime petiolatis, integris, subtus prominente verrucoso-glandu- 
losis; paniculis terminalibus, amplis, diffusis, quam folia multo longio- 
ribus, pyramidatis; floribus umbellulatis, longissime pedicellatis, 5-meris, 
■sepalis petalisque glandulosis. 
An erect, glabrous shrub or tree, the branches terete, reddish-brown. 
Leaves alternate, scattered, elliptic-oblong, chartaceous or subcoriaceous, 
brown and somewhat shining when dry, entire, 7 to 9 cm long, 3 to 5 cm 
wide, the apex shortly and sharply acuminate, the base acute, the lower 
surface with numerous, scattered, verrucose glands; nerves 15 to 20 on 
each side of the midrib, not prominent, anastomosing, the reticulations 
lax; petiole stout, 2 to 3 mm long. Panicles terminal, pyramidal, 
reaching a length of 20 cm, the branches alternate, spreading, the lower 
ones 9 cm long, the upper ones gradually shorter, the secondary branches 
slender, 1.5 to 2.5 cm long, racemosely arranged on the primary ones, 
each bearing at its apex from 3 to 7 long-pedicelled, umbellately arranged 
flowers, the pedicels slender, 1 to 2 cm long. Calyx about 4 mm in 
diameter, the lobes 5, oblong or oblong-ovate, obtuse, entire, about 1.6 
mm long, somewhat united at the base, spreading in anthesis, not at all 
imbricate, prominently glandular-punctate with large glands, the margins 
ciliate. Petals oblong-ovate, 6 to 7 mm long, about 3 mm wide, united 
for about the lower 1.5 mm, the apex prominently acuminate, with few 
large, scattered glands in the upper one-half. Anthers 4.5 mm long, 
prominently acuminate, cordate at the base, with few glands along the 
median portion of the back, the filaments 1.5 to 2 mm long. Ovary 
ovoid, glabrous ; style about 5 mm long. 
Mindanao, Province of Misamis, Calagan, on the route to Mount Malindang, 
For. Bur. Jft59 Mearns d Hutchinson, May, 1906. 
A species most closely allied to Ardisia gardneri, A. divergens, and A. ceyla- 
nica, but abundantly distinct from all. It is well characterized by its ample, 
pyramidal, rather lax panicles, long-peduncled umbels and long-pedicelled flowers. 
Ardisia lanceolata Roxb. Hort. Beng. (1814) 85, nomen nudum, FI. Ind. ed. 
Carey & Wall. 2 (1824) 275, ed. Carey 1 (1832) 583; Mez in Engl. Pflanzenreich 
9 (1902) 122. 
Ardisia 'purpurea Reinw. in 1J1. Bijdr. (1826) 684. 
Mindanao, District of Zamboanga, Tetuan, Ahern 596. 
Not previously reported from the Philippines; Malay Peninsula, Java, Suma- 
tra, Borneo, and Celebes. 
Ardisia littoral is Andr. Repos. 10 (1811) t. 630 ; Gamble in Journ. As. Soc. 
Beng. 74 2 (1905), Extra Number, 135. 
Ardisia humilis Mez in Engl. Pflanzenreich 9 (1902) 127, fig. 20, A-E, not of 
Vahl, or in part only. 
Lubang, Merrill 968. Semerara, Merrill Jfl60. 
This species is apparently a coast shrub only, from 1 to 3 or 4 m in height. 
Mr. Gamble has kindly supplied me the following additional information regard- 
