AMARANTACEH. (AMARANTH FAMILY.) 381 
2 E. pumilus, Raf. Stem low, somewhat fleshy; leaves small, mostly 
` crowded near the end of the branches, ovate, obtuse, short-petioled ; flowers in 
small axillary clusters; sepals 5, half as long as the ovate obscurely 5-ribbed 
utricle, (Amarantus pumilus, Nutt.) — Sandy sea-shore, South Carolina, and 
northward Aug. and Sept. 
4. AMBLOGYNA, Raf. 
Flowers monecious. Staminate flowers 3-sepalous, triandrous.  Pistillate 
flowers round-funnel-shaped, 5-cleft, with spreading spatulate scarious lobes, 
enclosing the indehiscent utricle. Otherwise like Amarantus. 
- 
1. A. polygonoides, Raf. Stem slightly pubescent, slender, branching 
from the base; leaves small, rhombic-ovate or obovate, obtuse, notched, tapering 
into a slender petiole; flowers crowded in axillary clusters, shorter than the 
petiole; bracts subulate; calyx of the pistillate flowers twice as long as the 
bracts, with a finely ribbed tube, and a spreading white border ; utricle ovate, 
rugose above, 3-cleft at the apex. — South Florida. @ — Stem 1°-1}° long. 
Leaves 1! - 1! long. 
5. SCLEROPUS, Schrad. 
. Flowers moneecious, 3-bracted, triandrous. Calyx 5-sepalous. Utricle inde- 
hiscent. Staminate flowers solitary, sessile in the upper axils. Pistillate flowers 
clustered in the lower axils, on flattened pedicels which become indurated, and 
fall away with the mature fruit. Otherwise like Amarantus and Euxolus. 
1. S. crassipes, Moquin. Smooth; stem erect, branching; leaves obo- 
Yate, obtuse, notched, tapering into a slender petiole; clusters shorter than the 
petiole ; sepals much longer than the strongly keeled bracts, spatulate, obtuse, 
enclosing the granular-roughened utricle. — South Florida. @—Stem 19-29 
high. Leaves 1' long. 
6. ACNIDA, Mitchell. 
— Flowers dicecious, 3-bracted. Calyx of the staminate flower 5-sepalous, of 
the pistillate flower none. Stamens 5, free. Sterile filaments none : anther-cells 
united only in the middle. Stigmas 3-5, spreading, shorter than the 1-ovuled 
Ovary. Utricle fleshy, 3-5-angled, indehiscent. Seed obovate. Radicle infe- 
rior. — A smooth marsh annual, with long lanceolate alternate entire leaves, and 
thin scarious white flowers in axillary and terminal panicles. 4 
l. A. cannabina, L. — Marshes and river-banks, Florida, and northward. 
Ang. and Sept.— Stem stout, branched, 2°-8° high. Leaves long-petioled, " 
- 9-6 long, obtuse or acuminate, Spikes cylindrical, panicled. Sepals pointed. 
i of the pistillate flowers subulate. 
7. IRESINE, Browne. 
ores pth pin, res, Bil. Sume mid Bos 
Cup at the base. Sterile filaments none: anthers 1-celled, ovate. Style very 
