Andropoginea . 3 1 q 



Cidmus videtur 3-pcdalis ct altior, ad paniculam usque vaginatus. /W- 

 «fld? glabrae. Ligula brevissima, clliaris. Folia linearia, pngina siiperiori in- 

 ferne et marginem versus pilis adspcrsa : inferiora pedalia. Vanicula dodranta- 

 lis, in sicco gramine flavescens. liadii \n verticillo plures, lenuissiml, inae- 

 quales (longioribus circiler 5-pollicaribus), cum axi communi hispidissimi (ce- 

 terum absque pilis), radiolos 2 — 3, alternos, distantes, appresso-erectos, sa- 

 tis longos et simplicissimos emittcntcs. Fasciculus spicularum in apice radiolo- 

 rum pilis spadiceis brevissimis cinctus. Spiculae lanceolatae: media subsessilis, 

 lineas 3 longa, hermaphrodita. Gluma inferior obsolele 5-nervis, acutiuscula, 

 margine sursum serrulata; superlor 3 - nervis , apice brevissime aciculata. Pe- 

 rianthium inversum: valvula neutra glumis paulo brevior, liyalina, lineari- 

 lanceolata; hermaphrodita brevissima et angustissima , mox abiens in aristam 

 fuscescentem , inferne tortam, superne geniculatam, circiter lo-linealem. Spi- 

 cularum lateralium pedicelli inaequales, sub - clavato - lineares , hinc convexi 

 inde plani, glabri: aller spiculam liermaphroditam fere aequans. Spicula fere 

 5-linealis: glumae 3-nerves, acuminatae. Valvulae hyalinae, lanceolatae. Sta- 

 mina 3. — Pedicellus longior interdum iterum fert spiculam hermaphroditam, 

 adstante spicula mascula pedlcellata. 

 Chrysopogon violascens. Paniculae radlls composilis, nudis ; Glumis omnibus sim- 

 pliclter acutis; Pedlcellls pllosulls; Culmi nodis barbatis. 



Hokus parviflorus Br. /?. Fi. et S. II. p. 8^0. 



Andtopogon dolascens N. ab Es. In Sleb. Agrostoth. n° 65, 

 V. spp. nov. HoU. 



Obs. Aliae hujus generls specles sunt : PoIIinia pallida Sprgl. ; Pollinia depaupe- 

 rala Sprgl. R. el S. 11. p. 82g. 83o., Andropogon verticillatus Roxb, 

 Schult. Mant. II. p. l^l^']. Androp. subulaius Presl rel. Haenk. i. p. 3^i., 

 Androp. alternans Presl I. I. p. 342., Androp. fuscus Preslibid. 



ilim. VI. Ser. Sc. malh. e/c. T. II. 



4« 



