ANDROPOGON,  ANDROPOGONEJE (AUCT. EDUARDO HACKEL). 539 
§ 3. (Appendix specierum inter Sorgha Amphilopl bi ) 
Lodicule glabrz. Panicule rami primarii solitarii, basi et rarius 
etiam superius parce ramulosi, ramulis a basi spiculiferis. Spiculæ 
pedicellatæ 5 v. neutræ, 2—4-glumes. — Ab Amphilophibus diffe- 
runt articulis pedicellisque non sulcatis, habituque, a Sorghis pani- 
cula paupera, racemis interdum multiarticulatis, secundariis sub- 
sessilibus. 
+ 115. A. gangeticus ; racemis 3—6-articulatis; spieulis pedicella- 
tis neutris biglumibus. 
Annuus. Culmi ascendentes, 0,8—1,6 m. alti, graciles, teretes, 
glaberrimi, superne longe nudi, estriati, e basi decumbente ramosi, 
superne simplices v. ramos floriferos elongatos solitarios simplices 
edentes. Vagine subcompresssz, arctz v. laxiuscule, glabræ, (etiam 
nodis), scaberule v. superne tuberculis (interdum piliferis) scabrz, 
internodiis breviores. Ligula ovata, 2 mm. longa, membranacea, ssepe 
ciliata. Lamins e basi angustata lineares v. sublanceolato-lineares, 
setaceo-acuminatz, 10—25 cm. longs, 4—8 mm. late, plan, rigi- 
dule, glaucescentes, excepta basi sepe fimbriata glabr&, utrinque 
margineque scabr&, costa media basi erassiuscula plurinervi, nervis 
lateralibus non prominentibus. Panicula 5—8 cm. longa, oblonga, 
contracta, paupera : rhachis tenuis, glaberrima v. nodis barbulata, 
rami primarii (imo panicula 3-plo breviori) sæpius basi superiusque 
parce ramulosi, ramulis basilaribus singulis—2^*, rarius superiores 
simplices, basi breviter nudi, erecto-patuli v. subereeti, lzeves. Racemi 
1,5—2 em. longi, subgraciles, laxiusculi, pilosuli, violascentes v. viri- 
duli : articuli pedicellique spicula sessili '/,—'/, breviores, utrinque 
pilis albis rigidulis disticho-patentibus subzqualibus articulo 2—3- 
plo brevioribus infra apicem desinentibus eiliati. Spiculæ sessiles 
4,5—5 mm. longz, lanceolatz : gluma I™ coriaceo-chartacea, integra, 
anguste truncata, marginibus involuta, superne scabro-ciliolata, dorso 
planiusculo superne scabra ceterum levis, nitidissima, tenuiter 
7-nervis, eallo minuto obtuso pilis gluma 3-plo brevioribus barbato ; 
Hè P^ æquans, chartacea, elliptico-lanceolata, acuta, infra apicem 
carinata, ibique scaberula, ceterum glaberrima nitida, tenuissime 7- 
nervis ; IM I?» subzequans, lanceolata, 2-nervis, marginibus implicatis 
ciliolata; IV* '/, v. duplo brevior, in '/, v. dimidio superiore in lobos 
2 acutos ciliatos fissa, inter lobos aristam exserens gracillimam circ. 
