114 
IRIDACEJE. 
IHIS, Tourn. 
984. I. versicolor, L. Larger Blue Flag. 
Swamps and wet places; common. May 25th — July. 
SIS YRIN CHITJM, L. Blue-eyed Grass. 
985. S. angustifolium, Mill. 
- 
S . bermudiana , L., var. mucronatum, Gray. 
Moist grassy places; common, often abundant. June — September. 
The white-flowered form is frequent locally. 
986. S. anceps, Cav. 
S. bermudiana , L., var. anceps , Gray. 
Moist prairies ; frequent May — June. 
Near Stony Island. Grand Crossing. Edgemoor, Ind., Johnson. 
AM ARYLLID ACE-33. 
HYPOXYS, L. 
987. H. erecta, L. Star-grass. 
Meadows, lawns, roadsides, woods, etc.; common or abundant. 
May 20th — August. 
During the season of 1888, two or three plants were observed on a 
lawn near Garfield Park, Chicago, the flowers of which had twelve 
parts to the perianth. 
DIOSCOREACE-ZE. 
DIOSCOHEA, Plumier. 
>-988. D. villosa, L. Wild Yam. 
Rich woods; infrequent. July. 
Niles. Riverside. South Park. Stony Island. Berry Lake and 
Miller’s, Ind. ,£*-*-■ 
EILIACE-ZE. 
SMIXiAX, Tourn. 
989. S. herbacea, L. Carrion-flower. 
Moist hanks and woods, especially southward; frequent. May 
20th— June. fcU'VfiM C*w v » 
990. S. POtimdifolia, L. Common Greenbrier. 
Moist woods; frequent and scattered. June. (B.) 
991. S. g’lauca, Walt. Greenbrier. 
Evanston. Niles. South Chicago, Dodge. Whiting, Ind., Herman 
Jaeger. 
& 
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