PITTIER—PLANTS FROM COLOMBIA AND CENTRAL AMERICA. 483 
A NEW SPECIES OF SIDEROXYLON. 
Sideroxylon hondurense Pittier, sp. nov. 
A large tree, about 18 meters high; crown broad, divaricately branched; 
younger branchlets minutely pubescent. 
Leaves alternate, at first membranous and more or less puberulous, with 
age coriaceous, glabrous and glossy above; petioles semiterete, canaliculate, 
1 to 1.5 em. long; blades ovate-oblong or ovate-elliptic, more or less rounded- 
cuneate and slightly decurrent at the base, subacuminate and obtuse at the 
apex, 7 to 13 em. long, 3 to 6 cm. broad, the costa prominent beneath, the 
primary veins about 17, prominulous, distant, strongly arcuate close to the 
margin. 
Flowers pedicellate, numerous in clusters in the axils of defoliate nodes of 
the preceding year’s growth, the bracts very small, scarious, pubescent; 
pedicels pubescent, 3 to 5 mm, long; calyx 5-lobate, about 4.3 mm. in diameter, 
more or less puberulous, the lobes imbricate, unequal, ciliate, ovate, broadly 
rounded at the apex, 1.8 to 2.5 mm. long (measured from the center of the 
calyx), 1 to 1.5 mm. broad; corolla subrotate or broadly campanulate, greenish 
yellow, 5 to 6 mm. in diameter, the lobes 5, suborbicular, 1.5 to 2 mm. long and 
broad, glabrous except for the ciliate margin; staminodia 5, inserted at the 
lobular sinuses, often partly obsolete, linear-acute, entire, O.9 to 1.2 mm. long, 
papillose at the apex; stamens 5, inserted at the base of the corolla tube, in- 
cluded, glabrous, about 1 mm. long, the filaments linear-apiculate, the anthers 
extrorse in bud, ovate; ovary depressed, 2-celled, hairy, 5-tuberculate at the 
base, attenuate to a short obtuse glabrous style. 
Fruit not known. 
Type in the U. S. National Herbarium, no. 1,012,335, collected on the banks of 
the Chamelec6n River at La Florida, Department of Copfiin, Honduras, May 10, 
1919, by H. Pittier (no. 8480). 
VERBENACEAE. 
THE MIDDLE AMERICAN AND MEXICAN SPECIES OF VITEX. 
KEY TO SPECIES. 
Cymes forming axillary or terminal panicles, these either subcylindric or 
broadest at the base and narrowed toward the apex; leaflets 3 to 7, but 
normally 5. PANICULATA. 
Panicles subcylindric, narrow and short-branched. 
Leaflets oblong-elliptic, softly hairy beneath, up to 20 cm. long; style gla- 
brous. (Colombia.) 
1. V. columbiensis Pittier. 
Leaflets ovate or obovate, entirely glabrous and lustrous above; style 
sparsely hairy. (Colombia.)---------------- 2. V. berteroana Pittier. 
Panicles ovate or pyramidate, usually ample, Style densely barbulate at the 
base and hairy throughout. Leaflets entirely glabrous. (Mexico.) 
3. V. capulin Pittier. 
Leaflets rounded or subemarginate at the base. 
Plant a shrub; corolla 12.5 mm. long. (Mexico.) 
4. V. pyramidata Robinson. 
Plant a tree; corolla 9 mm. long. (Yueatén. ) 
5. V. gaumeri Greenm. 
Leaflets attenuate or cuneate at the base. Trees. 
