ISCHEMUM. ANDROPOGONEJE (AUCT. EDUARDO HACKEL). 207 
angustata linearibus v. sublanceolato-linearibus. — Gærtn. Carp. 
Suppl. p. 1, t. 181; Androp. rugosus Steud. Syn. 1, p. 376. 
Culmi erecti v. ascendentes, a basi ramosi, ramis sæpe binis, pri- 
mariis subfastigiatis, compressi, glaberrimi, apice subelavati. Vaginze 
compresse, superne carinatze, sepius laxæ v. a culmo solutæ, glaber- 
rim: v. scaberule et margine ciliolatz?, nodis puberulis, summa 
ramorum sepius aphylla. Ligula sepius oblonga, obtusa, sspe biauri- 
culata, glabra v. ciliolata. Lamin® setaceo-acuminatze, plans, flacei- 
dul, margine scaberrimæ, costa media tenui, nervisque lateralibus 
non prominulis percursæ. Racemi erassiuseuli, 3—7 em. longi; arti- 
culi spicula '/, breviores, erassissimi, preter margines glabros v. 
exteriores breviter molliterque ciliatos scaberuli ; pedicelli spicula 
3—4-plo breviores, articulis debiliores. Spiculæ sessiles ovali-oblongs, 
inferne alutacez, superne virides ; glumæ glabr& : I™ inferne carti- 
laginea, convoluta, dorso convexo rugis 5—6 transversalibus elevatis 
lateribus eurvato-ascendentibus ornata, superne membranaceo-her- 
bacea, apice obliquo obtusa, carina altera plus minus anguste alata, 
utraque scabro-ciliolata, extus in parte membranacea nervis viridibus 
5—7 prominentibus anastomosantibus notata, intus multinervis, 
scaberula ; H® I” subsuperans, ovata, acutiuscula v. obtusiuseula, 
dorso eoriaceo acute carinata, carina glabra medio obsolete sinuata, 
trinervis, scabra; III: I^» æquans, lanceolata, acuta, hyalina, subener- 
vis, margine implicata; ejus palea ex paullo brevior, ceterum similis ; 
IV: quam II^ '/, brevior, ovata-oblonga, hyalina, ad '/,—'/, bifida, 
uninervis; ejus palea ovato-lanceolata. Anthere 1,5 mm. longs. 
Spicula pedicellata sessili '/, brevior, gluma I"^ rugis 2—4 sæpius 
minus distinctis v. subobsoletis notata, carina altera ab '/, inferiore 
latiuseule albo-alata, ala scabro-ciliolata; IV* aut integra, mutica aut 
breviter bidentata aristam imperfectam gracilem 5 mm. longam 
edens; reliqua ut in spieulis sessilibus, rarius flores plus minus 
hebetati et spieulze adhuc minores. 
Var. a, genuinum. Culmi 80—100 em. alti, superne longe nudi. 
Ligula 4—8 mm. longa; laminæ 15—25 em. long, 5—8 mm. late, 
ssepius utrinque hirtule. Spiculæ sessilis eum callo 0,8—1 mm. longo 
5 mm. longa; gluma I™ ad ?/, usque cartilaginea, infra apicem carina 
altera marginata, altera anguste alata; articuli pedicellique glabri, 
eallus brevibarbis v. glaber, arista imperfecta 6—8 mm. longa. : 
India or. in reg. trop. (Hook. f. et Thoms.); Serampur (Voigt); Nepal 
(Wall. 8864 F); Kamaon (Wall. 8864 G); Coromandel (Macé in bo 
par.). 
