47. 
Andropogon virginicus L. Broomsedge 
Java Farm. Infrequent in Phalaris arundinacea meadow and on 
adjacent south- and west-facing slopes. Associate species: Asplenium 
platyneuron, Hypericum mutilum, Paspalum laeve, Sorghastrum nutans. 
Higman 150. 
Sorghum 
Sorghum halepense (L.) Pers. Johnson-grass 
Java Farm. Infrequent in old fields, especially near the pier. 
Associate species: Gnaphalium obtusifolium, Triosetum perfoliatun, 
Solidago altissima. Higman 144, 243, 
Sorghastrum 
Sorghastrum nutans (L.) Nash Indian Grass 
Java Farm. Infrequent in old fields; often solitary among dense 
Lonicera japonica and Rhus radicans. Higman 205, 207, 467. 
Paniceae 
1. Spikelets subtended by an involucre of 1 to many 
distinct or united bristles. 
2. Bristles united into a spiny bur permanently 
enclosSimembhenspi Kellett a slssisieleis sccieslecissieeleieisieiere « (CONCH TEUS 
2. Bristles separate, persistent, the spikelets 
alG(onIAhNOHES Go GOOD OO DOGO OOUDOUUUOOU OO DN OOCOOODbOUGOA OC. Beleerttl 
1. Spikelets not subtended by an involucre. 
3.-Glumes fonesterdile\ lemma’ fawnled .)5 daveleherstererera si eiareiereraeteres EGhinochiloa 
3. Glumes and sterile lemma awnless. 
4, Fruit tough but flexible; margins of lemma 
not inrolled. 
5. Spikelets in slender, rather digitate terminal 
FACCMCS. cee cecccccecvcccesesscccosesceoscseees Digitaria 
5. Spikelets in diffuse panicles. Expected 
(Leptoloma). 
