ROTTBOELLIA.  ANDROPOGONEJE (AUCT. EDUARDO HACKEL). 281 
sime 3—7-nervis, nervo medio in mueronulum excurrente, glabra ; 
ejus palea. glumam æquans, e basi ovata chartacea linearis, hyalina, 
acuta, 2-nervis, glabra; lodieule oblong&, inzequaliter dentatze, sta- 
mina ut in flore inferiore (ex Griseb. nulla); ovarium apice cum sty- 
lorum basi minute puberulum. Pedicelli non solum cum spieula sed 
etiam eire. 2,5 mm. infra apicem artieulati, compressi. Spiculz pedi- 
cellatze sessiles equantes, a latere compressse, lineari-oblong& : gluma 
I"* subulato-acutata, carina media seaberrima instructa, plurinervis ; 
reliqua ut in spiculis sessilibus, nisi flos superior interdum g. Spiculae 
terminalis pedicello longiori fultze gluma I™ longius acuminata, extus 
curvata. 
In pratis, ad fossas et aquas Macedonis, Thracie, Bithynie (pr. 
Smyrna ex Scheuchz.), Lydiæ (Bal. Pl. or. 15), Cataoniæ. Loca spe- 
cialia vide in Boiss. Fl. Or. 5, p. 468, quibus addendus : in planitie 
Thessalize (Histzotis) inter Triccam et Larissam, et ad Peneum flu- 
men pr. Triceam (Heldreich in h. meo). 
Obs. Cl. Balansa in Bull. Soc. bot. France 4, p. 304 spiculam ses- 
silem axi secundario, pedicellatam tertiario insidentem affirmat ; sed 
non aliter ac in reliquis Andropogoneis pedicellus est axis secunda- 
rius (ramulus primarius), spicula sessilis ad ejus basin axis tertiarius 
. (ramulus secundarius). 
2. R. latifolia (Steud. in Flora 1846, p. 21); rhachi communi 
infra racemum imum nuda ; spiculze sessilis gluma I™ dorso profunde 
canalieulato-depressa subenervi. — Ischzemum latifolium Miqu. Prol. 
Fl. Jap. p. 179 non Kunth. 
Rhizoma crassum, stolones squamatos edens. Culmi robusti, simpli- 
ces, superne breviter nudi, infra nodos pruinosi. Vaginz superne et 
ad margines sspe ciliate, ceterum glaberrima. Ligula rotundata, 
fusco-membranacea, 1—2 mm. longa, glabra. Laminæ e basi angus- 
tata rotundata a vagina ineisurá distincta lineari-lanceolatze 10—40 cm. 
long&, 4—35 mm. latz, rigidæ, virides, glabrze, utrinque læves, mar- 
gine scaberrimæ. Racemi 2—11 (rarissime solitarius) secus rhacheos 
communis nodos 0,6—2 em. distantes alterni, erecti, subfastigiati, 
. 12—20 em. longi, recti, brunneo-virides v. leviter violaceo-suffusi ; 
articuli spicula sessili /,—paullo breviores, pedicelli articulos subze- 
quantes, utrique acute trigoni, glabri, scabri, sibi laxe aceumbentes. 
Spiculæ sessiles cum callo 0,8 mm. longo glabro 9—10 mm. longz, 
lineari-lanceolatze, glabræ; gluma I?* coriacea, ab '/, inferiore sensim 
acutata, ipso apice obtusiuscula et interdum minute bidentula, margi- 
