254 FIELD COLUMBIAN MUSEUM BOTANY, VOL. II. 



A. PHYLLANTHOIDES Rob. & Millsp. 1. c. 2o. Phyllanthus nutans 

 Millsp. Field Col. Mus. Bot. Ser. i. 306 (1896), as to Gaunter, 

 nos. 475, 685, & in Engl. Bot. Jahrb. 1. c. 19, not Sw. 



A dioecious shrub i to 2 m. high: fully developed leaves 4 to 

 13 cm. long, two-thirds as broad: pistillate flowers few; pedi- 

 cels rather slender, 2.5 to 4.5 cm. long, gradually enlarged 

 towards the base of the calyx; sepals broadly ovate, ovate-ob- 

 long or slightly obovate, 2 to 3 mm. long, two-thirds as broad, 

 reflexed; petals 5, erect or nearly so, oblong-lanceolate, 4 to 5 

 mm. long, 1.5 mm. broad, crenate-undulate ; disk 5-lobed: 

 mature capsule about 8 mm. long, nearly or quite as broad, 

 smooth and glabrous; seeds two in each cell, ovoid, 4 to 5 mm. 

 long, smooth, 'brownish. MEXICO. State of Yucatan: Vicin- 

 ity of Izamal, Dr. Geo. F. Gaunter, no. 475 (hb. Field Mus.); 

 Temax, Dr. Geo. F. Gaunter, no. 685 (hb. Field Mus.); Calotmul, 

 Dr. Geo. F. Gaunter, no. 1795 (hb. Field Mus.); Chichankanab, 

 Dr. Geo. F. Gaunter, nos. 1261, 1794 (hb. Field Mus.); Mayapan, 

 C. & E. Seler, no. 3874 (hb. Field Mus.); Itzimna, near Merida, 

 C. & E. Seler, no. 3943, type, (hb. Field Mus.); near Izamal, 

 21 February, 1906, /. M. Greenntan, no. 392 (hb. Field Mus.). 

 State of Campeche: Apazote, near Yohaltun, E. A. Goldman, 

 no. 491 (hb. U. S. Nat. Mus., and hb. Field Mus.). Flowering 

 and fruiting specimens of this species were collected by the 

 writer in February of 1906 near Izamal, Yucatan, where the 

 plant is quite abundant, and where it is one of the most attract- 

 ive shrubs in the "scrub" formation. 



Acalypha Seleriana Greenman, sp. nov. 



Shrub, i to 2.5 m. high, branched; stem and branches covered 

 with a reddish-brown or grayish bark and dotted with numerous 

 lenticels; the younger branchlets densely pubescent with short 

 horizontally spreading tawny hairs: leaves petiolate, ovate 

 to oblong-lanceolate, 2.5 to 5 cm. long, i to 3 cm. broad, acute 

 or obtuse, dentate or crenate-dentate, obtuse to rounded at 

 the base, 3 -nerved, thin and membranous, at first pubescent 

 on both surfaces especially on the veins beneath, later more or 

 less glabrate; petioles 3 to 18 mm. long, densely pubescent; 

 stipules lance-linear, 1.5 to 2 mm. long; caducous: inflorescence 

 chiefly axillary: spikes of fertile flowers inconspicuous, slender, 

 few-flowered: pistillate flowers small, sessile, solitary in the 

 axils of minute 3 -parted bracts about 0.5 mm. high: calyx i 

 mm. long, 5-parted into narrowly lanceolate acute divisions, 

 sparingly pubescent: ovary muricate-hispid ; style 3-parted, 

 or occasionally 2 -parted; divisions thickened and roughish 

 at the base, branching into about 9 laciniate-fimbriate divisions : 

 spikes of staminate flowers numerous, uniaxillary, slender, sessile 

 or short-pedunculate, i to 8 cm. long, 2 to 3 mm. thick, erect, 

 spreading, or occasionally more or less reflexed : mature capsules 

 and seeds not seen. A. mollis Millsp. in Field Col. Mus. Bot. 

 Ser. i. 302 (1896), & in Engl. Bot. Jahrb. xxxvi. Beibl. 80: 19 



