144 NORTH AMERICAN FLORA [Vorumy 21 
mm. long, the blades broadly ovate to elliptic-oblong, 2.5~8.5 cm. long, 1—-3.5 cm. wide, 
abruptly acute to long-attenuate at the apex, abruptly acute to acuminate at the base and 
decurrent, thin, copiously appressed-pilose; peduncles axillary, simple, 1.5—9 cm. long, very 
slender, appressed-pilose or glabrate; spikes short-cylindtic or globose, 6 mm. thick; bracts 
broadly ovate, half as long as the sepals, aristate-acuminate, stramineous or white, gla- 
brous; sepals lance-oblong, 2.5-3 mm. long, acutish, sparsely short-pilose, 3-nerved, stra- 
mineous; staminodia ligulate, longer than the filaments, laciniate at the apex; style very 
short, the stigma entire. 
TYPE LocaLity: Near Popaydn, Colombia, at an altitude of 1700 to 1800 meters. 
DisTRIBuTION: Costa Rica to Colombia. 
25. Achyranthes pycnantha (Benth.) Standley, Jour. Wash. Acad. 
Sei. 5: 74. 1915. 
Brandesia pycnantha Benth. Bot. Voy. Sulph. 157. 1844. 
Telanthera pycnantha Mog. in DC. Prodr. 132: 376. 1849. 
Telanthera mollis B. L,. Robinson, Proc. Am. Acad. 35: 324. 1900. 
Plants much branched, the branches slender or stout, ascending, angulate, strigillose or 
short-villous or soon glabrous; petioles stout, 3-12 mm. long; leaf-blades ovate, oval, or lance- 
elliptic, 6-16 cm. long, 2-5 cm. wide, long-acuminate or attenuate at the apex, acute at the 
base, rather thick, bright-green, sparsely strigillose or glabrous, sometimes pilose; peduncles 
axillary and terminal, usually branched, glabrate, 1-5 cm. long; spikes globose to cylindric, 
1-3 cm. long, 10-12 mm. thick, the flowers stramineous; bracts and bractlets ovate, acute, 
about one third as long as the sepals, short-pilose; sepals narrowly oblong, acute, 6-7 mm. 
long, densely pilose with rather long hairs, 3-nerved, the tips erect or incurved; staminodia 
ligulate, exceeding the anthers, two thirds as long as the sepals, lacerate at the apex; style 
elongate, the stigma entire. 
Typz Locality: Acapulco, Guerrero. 
DISTRIBUTION: Pacific coast of Mexico, from Colima to Oaxaca. 
26. Achyranthes cordobensis Standley, Contr. U. S. Nat. Herb. 
18: 90. 1916. 
Plants much branched, the branches spreading, loosely short-pilose, or glabrate in age; 
petioles 1~3 mm. long; leaf-blades ovate-oblong or oval, or the uppermost lance-oblong, 
3-6 cm. long, 0.8-2 cm. wide, rather abruptly long-acuminate at the apex, obtuse at the base, 
thin, densely pilose-sericeous beneath, less densely so on the upper surface; peduncles simple, 
axillary, 2-6 cm. long, pilose with ascending hairs; spikes solitary, rarely sessile, ovoid or short- 
cylindric, 0.8-1.5 cm. long, 11 mm. thick; bracts and bractlets half as long as the sepals, broadly 
ovate, aristate-acuminate, subscarious, stramineous; sepals lance-oblong, 5 mm. long, acutish, 
subcartilaginous in age, 3-nerved, stramineous, sparsely short-pilose, the tips slightly spreading; 
stamen-tube short; staminodia much exceeding the anthers, less than half as long as the sepals, 
ligulate, deeply fimbriate at the apex; style evident, the stigma entire. 
TYPE LOCALITY: Valley of Cérdoba, Vera Cruz. 
DisTRIBuTION: Southern Mexico. 
27. Achyranthes Williamsii Standley, Contr. U. S. Nat. Herb. 
18: 89. 1916. 
Stems herbaceous, clambering over shrubs and herbs, sparsely branched, the branches 
stout, striate, cinereous-puberulent; petioles stout, 2-10 mm. long; leaf-blades oblong, ovate- 
oblong, or rarely elliptic, 2.5-8 cm. long, 0.8-3.3 cm. wide, actite, acutish, or obtuse at the apex, 
acute or obtuse at the base, pubescent on both surfaces with very short, lightly appressed 
hairs, bright-green, rather thick; peduncles axillary, simple or rarely branched, 2~6 cm. long, 
stout, cinereous or glabrate; heads solitary, short-cylindric or ovoid, 1-3 cm. long, 10-12 mm. 
thick; bracts broadly ovate, acuminate, glabrous; bractlets half as long as the sepals, ovate, 
aristate-acuminate, short-pilose; sepals narrowly lance-oblong, 5 mm. long, acuminate, whitish 
or stramineous, 3-nerved, short-pilose, the tips slightly spreading; filaments very short, the 
