52 MISSOURI BOTANICAL GARDEN. 
Drummond, 434, 435 and 436; Dr. Bigelow, Whipple’s Exped., Shawnee 
villages, 1853). 
S. GRAMINEA CYCLOPTERA DN. var. 
Slender, erect, 2 to 8 dm. high, from a horizontal or 
oblique rhizome; leaves linear lanceolate, tapering gradu- 
ally at both ends, or reduced to slender attenuate phyllodia ; 
scape simple or branching from the lowest verticil; inter- 
nodes longer than the fertile pedicels; bracts and stamens 
as in the species; achenium 1.5 mm. long, with an abrupt 
dorsal crest, an arched wing, and a median vertical resin 
passage on each side, or when maturing under water only 
costate or wrinkled.— From South Carolina to Florida and 
Louisiana.— Plate 20. 
Specimens examined from South Carolina (Dr. Mohr, Nov. 1893, 
Ridgeland); Florida (Dr. Chapman, 234, in Herb. Torrey, and Apalachi- 
cola; Curtiss, 1876 and 2746, pine barren ponds, Duval Co.; Keeler, near 
Jacksonville); Alabama (Mohr, April, 1886, May, 1893, and Aug. 1893, 
Mobile); Louisiana (Hale, pine barren ponds, in Herb. Engelmann). 
S. GRAMINEA CHAPMANI 0. var. 
Three to five dm. high; leaves narrowly lanceolate, acute, 
tapering at base into the petiole, 2 to 3 cm. wide, 15 to 20 
em. long; scape weak, branched or simple, the fertile 
flowers numerous; bracts lanceolate, acute or acuminate, 
6 to 12 mm. long, slightly connate at the base; stamens as 
in the species; fertile pedicels 1.5 to 3 cm. long; fruiting 
head 5 mm. in diameter; achenium almost beakless, 1 mm. 
long, with a narrow dorsal crest, the sides not costate nor 
winged. Phyllodia oblanceolate, long-acute, 1 to 2 cm. 
wide, 10 to 30 cm. long.— In creeks and stagnant ponds, 
West Florida and Alabama. Dedicated to the venerable 
southern botanist, Dr. Chapman, by whom it was first col- 
lected in 1862, ‘‘in a creek on the road to Marianna, 3 or 
4 miles from Ochesee, West Florida.’’ Also collected by 
Dr. Mohr, 1880, and March, April, May and June, 1884, 
in the vicinity of Mobile, Alabama. — Plate 21. 
26 
