Part 2, 1917] AMARANTHACEAE 183 
4-10 mm, long; leaf-blades lance-elliptic to ovate-oblong, 3-6 cm. long, 0.8~2 em. wide, acute 
or acuminate at the apex, acute or obtuse and short-decurrent at the base, thin, green, sparsely 
appressed-pilose on both surfaces; peduncles axillary, 2.5-7 cm. long, slender, naked; heads 
subglobose, 12 mm. in diameter; bracts and bractlets half as long as the sepals, ovate, aristate- 
acuminate, hyaline, fulvous, pilose; sepals 4-5 mm. long, lance-elliptic, long-acuminate, 3- 
nerved, short-pilose above, densely long-pilose at the base, white-stramineous; stamen-ttube 
nearly equaling the sepals, the free part of the filaments very short, the lobes narrowly 
triangular, acute or obtuse, equaling the anthers; style very short, the stigmas short, subulate. 
TYPE LocaLity: Cultivated fields near Ario, Michoacan, at an altitude of 1350 meters. 
DisrrRIBUTION: Michoac4n and Guanajuato. 
15. Gomphrena Tuerckheimii (Vatke) Uline & Bray, Bot. Gaz. 20: 
161. 1895. 
Telanthera Tuerckheimii Vatke; Uline & Bray, Bot. Gaz. 20: 161, assynonym. 1895. 
Stems stout, ascending or procumbent (?), 6 dm. long or more, striate, densely pilose 
when young, glabrate in age; petioles slender, 1-2 cm. long; leaf-blades ovate-oblong, 6-11.5 
em. long, 2.5-5.5 em. wide, acute at the apex, acute at the base, densely pilose-sericeous be- 
neath, sparsely appressed-pilose on the upper surface and deep-green, thin; peduncles axillary, 
very slender, naked, 5-8 cm. long; heads subglobose, 1 cm. in diameter; bracts and bractlets 
less than half as long as the sepals, ovate-triangular, aristate-acuminate, stramineous, pilose 
or glabrate; sepals 3.5-4 mm. long, narrowly elliptic-oblong, acute, whitish, 3-nerved, giabrate 
above, densely long-pilose at the base; stamen-tube nearly as long as the sepals, the filaments 
very short, the sides entire, the apical lobes narrowly triangular, attenuate; style very short, 
the stigmas subulate, elongate. 
Tyre LocaLiry: Cobén, Alta Verapaz, Guatemala. 
DISTRIBUTION: Vicinity of the type locality. 
DovUBTFUL SPECIES 
GoMPHRENA FILAGINOWES Mart. & Gal. Bull. Acad. Brux. 10!: 350. 1843. (Xeraea 
filaginoides Kuntze, Rev. Gen. 545. 1891). Described from specimens collected at Misteca 
Alta and Yavezia, Mexico (Galeotti 441 bis). ‘This may be Gomphrena nana. 
18. DICRAURUS Hook. f. in Benth. & Hook. Gen. Pl. 3: 42. 
1880. 
Erect pubescent branched shrubs. Leaves mostly alternate, petiolate, the blades entire. 
Flowers dioecious or polygamo-dioecious, small, bracteate and bibracteolate, spicate, the 
spikes in terminal or axillary panicles; perianth terete, the 5 segments distinct, 1-nerved. 
Stamens united into a cup, the 5 filaments subulate, the staminodia minute; anthers oblong, 
2-celled. Ovary ovoid; style very short; stigmas 2, subulate; ovule 1, suspended from the 
apex of an elongate funicle. Utricle broadly ovoid, membranaceous, indehiscent. Seed 
inverted, smooth; embryo annular, surrounding the farinaceous endosperm; radicle superior. 
Type species, Dicraurus leptocladus Hook. f. 
Leaf-blades ovate to ovate-lanceolate, acute, 3-9 mm. wide; petioles 1-2 mm. Deine 
long. : 
Leaf-blades rounded-ovate, ovate-rhombic, or rounded-deltoid, usually rounded ae 
at the apex, 1.3-3.5 cm. wide; petioles 5-10 mm. long. 2. D. alternifolius. 
1. Dicraurus leptocladus Hook. f. in Benth. & Hook. Gen. Pl. 
3: 43. 1880. 
Iresine diffusa Torr. Bot. Mex. Bound. Surv. 180. 1859. Not I. diffusa Humb. & Bonpl. 1805. 
Dicraurus diffusus Baillon, Hist. Pl. 9: 214. 1888. 
Iresine alternifolia texana Coult. Contr. U. S. Nat. Herb. 1: 48. 1890. 
Shrub, 2-10 dm. high, with numerous stems from a woody base, these simple or sparsely 
branched, the branches slender, ascending, rigid, often spinescent in age, subangulate, densely 
villous-sericeous; petioles 1-2 mm. long; leaf-blades ovate, ovate-lanceolate, or ovate-oblong, 
