Andropogonec.] OC. GRAMINEJE. 1135 
quasi murieatis, Hue pertinent A. uricata, Retz, A. nigritana, Benth. in Hook. Fl. Nig. 73, Vetiveria 
arundinacea, Griseb. Fl. Brit. W. Ind. 559, omnes, sententia Munroi, varietates speciei uniez in 
Africa tropica et India orientali frequentis, in America inquiling tantum, quz tamen variat gluma 
floris hermaphroditi integerrima v. apice 2-fida, arista nune minima, nune spieulam fere duplo 
superante. VEriVERIA, Tou. ex Virey in Journ. Pharm. ser. l, xiii. 499 (charaetere maneo). 
Maxpzronwa, Sleud. Syn. Pl. Glum. i. 399. 
ANATHERUM, Zeauv. Agrostogr. 128, &. 22, f. 10, 11, genus propositum fuit ad species nonnullas 
boy is, G; dropogonis et, Veliveriz, arista glumze florentis minuta v. obsoleta, ab aucto- 
ribus nonnullis pro synonymo Vetiverie habetur. AczNruM, Nees in Lindl. Introd. Nat. Syst. ed. ii. 
447, species (Brasiliensis ?) nobis ignota, ex charactere dato videtur species 4ndropogonis e sectione 
Gy dropogone, glumis istatis, spieula pedicellata interdum florem hermaphroditum sed 
sterilem includente. 
95. Chrysopogon, Trin. Fundam. Agrostogr. 187. (Rhaphis, Lour. Fl. Cochinch. 502, 
non Linn. Qentrophorum, Trin. Pundam. Agrostogr. 106, t. b, male. Holcus, R. Br. 
Prod. 198, pro maxima. parte.)—Spicule in ramulis articulatis paniculs terne, centrali 
sessili flore unico hermaphrodito, lateralibus pedicellatis flore masculo v. ananthis v. ad 
slipitem reductis, additis interdum paribus spicularum 1-3 ad nodos inferiores ramuli. 
Glum:e spiculee sessilis 4, extima cxteris major, vacua, mutica, 3-20-nervis, secunda vacua, 
angusta, carinata, acuta v. in aristam rectam producta, tertia multo minor, tenuiter 
hyalina, vacua; terminalis florens basi hyalina, nunc angustissi tipitiformis, nunc 
dilatata 2-fida, arista cum stipite continua v. inter lobos terminalis tenuis v. rigida torta 
superne geniculata; palea parva hyalina v. 0. Stamina 3. Styli distincti, stigmatibus 
plumosis. Caryopsis glumis exterioribus inclusa, libera.—Gramina annua v. perennia, 
nune elatiuscula foliata, nune humilia csespitosa, foliis planis. Panicula terminalis, 
stricta v. effusa, scepius laxa, ramis losis v. rarius simplicibus glabris v. sub spicula 
sessili pilosis. 
Species vix 20, per regiones calidiores utriusque orbis disperse, usque ad Europam australem et 
Americam borealem extense. Kunth, Enun. Pl.i. 503 (Andropogonis sp. oO). Steud. Syn. Pl. Glum. 
i. 395 (Andropogonis $ 27). Benth. in Journ. Linn. Soc. xix. 78.  Fourn. Gram. Mez. 55 (Andro- 
qogonis sect. Sorghastrum). Trin. Spec. Gram. t. 8, 9 (Rhaphis) et t. 331. — Nees, Gen. Fl. Germ. 
Monocot.i.n. 93.  Reichb. Ic. Fl. Germ. t. 84, f. 1502 (Pollinia). Moggr. Fl. Ment. t. 73, f. B. 
Host, Gram. Austr. ii. t. 1. Sibth. Fl. Gr. t. 67 (omnes sub Andropogone). 
In speciebus typicis gerontogeis cum paueis icanis spieulz pedicell florem masculum v. 
rarius glumas vaeuas tantum eontinent; in Americanis plerisque (C. nu£ans, C. avenaceus, C. stipoides, 
C. Minarum, ete.), spiculee pedicellatee reducuntur ad stipitem pilis longis eiliatum apice nudum v. 
glums rudimentum minutum ferentem.  H;e sectionem Stipoidem formant. Hackel genus totum ad 
Sorghi sectiones refert. 
96. Sorghum, Pers. Syn. Pl. i.101. (Blumenbachia, Koel. Gram. Gall. e£ Germ. 28.) 
—Bgpicule in ramulis vix articulatis paniculee ternz, centrali sessili flore unico herma- 
phrodito, lateralibus pedicellatis flore masculo v. sterili, additis interdum paribus spicu- 
larum 1-3 ad nodos inferiores. Glum:e spicule sessilis 4, extima cseteris major, vacua, 
miutica, lanceolata v. ovata, dura nitidaque, obscure venosa, secunda vacua, angustior, 
carinata, duriuscula, acuta, tertia multo minor, tenuiter hyalina, vacua ; terminalis florens 
basi tenuissime hyalina, 2-loba, arista inter lobos terminali tenui v. rigida tortaque superne 
geniculata ; palea parva hyalina v. 0. Stamina 3. Styli distincti, stigmatibus plumosis. 
Caryopsis glumis exterioribus induratis inclusa, libera. —Gramina annua v. perennia, 
ssepius elata, foliis planis swepe longis latisque. Panicula terminalis ampla densa v. effusa, 
spiculis is diu persistentil 
Species pau a nonnullis ad 2 reduetee (S. halepense et. S. vulgare), nb aliis inordinate multiplicatz, 
per regiones calidiores utriusque orbis latissime disperse, plus minus in temperatis extense, quarum 
una fere cosmopolitana, alteraque in orbe vetere diu eulta et-in America. sepe inquilina, varietates 
numerosas prebent sepe species distinctas nuneupatas. Kunth, Enuim. Pl. i. 501, e£. Rev. Grain. 
t. 97 (Andropogon). Benth. Fl, Austral. vii. 5089. — Schreb. Beschr. Grüs. (, 18 (Holeus). — Reichb, 
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