ANDROPOGON, | ANDROPOGONEJE (AUCT. EDUARDO HACKEL). 473 
concrescentem 2,5—3 mm. longam e glumis parum exsertam imper- 
feetam v. columna indistineta munitam. Palea gluma IV* duplo bre- 
vior, ovalis, enervis, ciliata. Lodieule late euneat®, subbicornes, 
cornu altero cuspidato; antherze 2,5 mm. longse. Ovarium lineari- 
oblongum. Stigmata linearia, purpurea; styli obsoleti, vix 0,2 mm. 
longi. Spieule pedicellatze lanceolato-oblong&, 4 mm. long, pilosz, 
callo barbatz: gluma I™ obtusa, 5-nervis, II** acuta, 3—5-nervis, 
HT, IV: et palea decrescentes, enerves, ciliate; anthere 1,6 mm. 
longs. 
Madagascar centralis: in collibus apricis pr. Andrangoloaka (Hilde- 
brandt 3755). 
Subgenus 7. AmPHILOPHIS. 
Trin. in Mém. Ac. Petersb. sér. 6, vol. 2, p. 285 emend. — Androp. 
subg. Gymnandropogon Nees Fl. Afr. austr. p. 103 (includit etiam 
Arthrolophim). — Aphananthus Anderss. ap. Fourn. Pl. mex. 2, 
sül 
Racemi subcompositi in apice culmi ramorumve digitati v. in pani- 
culam veram collecti, omnes pedunculati, 1—multiarticulati ; rhacheos 
fragilis articuli pedicellique spicularum primariarum lineares, plani, 
dorso sulco longitudinali profundo exarati, hoc in sulco tenui-mem- 
branacei diaphani ', marginibus crassioribus opacis ciliatis, recte vel 
suboblique disjungentes, disjuneti apice non cupulato-appendieculati. 
Spieule sessiles omnium parium 8, a dorso compress®, aristat® : 
gluma I= marginibus anguste implicata inde bicarinata, callo minuto, 
obtuso; II** carinata, mutica; III* hyalina, IV* angustissima, stipiti- 
formis, crassiuscula, sensim in aristam perfectam abiens, rarissime ad 
aristæ ortum bidentata. Palea pusilla v. nulla. Lodiculæ glabræ. 
Stamina 3. Ovarium glabrum; stigmata oblonga, stylis plerumque 
duplo (rarius parum) breviora. Caryopsis ovali-oblonga, obtusa, a 
dorso subeompressa, facie embryonis CDI, an planiuseula, 
embryone caryopseos dimidium zequante. S llatze maseulae 
y. neutre, mutic®, sessilibus ghumiardm forına PEETER nisi, ubi 
neutræ, minores. 
Gramina perennia, foliis planis vernatione convolutis, per totum 
orbem, etiam in zonis gen niim, late dispersa. 
1 Sulcus in cujusvis racemi articulo imo minus IR y. p obsolas mas 
festissimus in pedicellis spicularum primariarum,: haa Wi Tus V 
