* 
ARTHRAXON. | ANDROPOGONEJE (AUCT. EDUARDO HACKEL). 347 
crebros (raro ad omnes) simplicibus. — Laminæ sensim setaceo-acumi- 
nat®, rigid®, toto margine ciliis rigidis basi bulbosis armato». Gluma IV* 
(spiculæ sessilis) basi membranacea, apice hyalina, lineari-lanceolata, 
acuta, integra v. minute bidentula, aristam exserens perfectam, gracil- 
limam, columnä rectà glaberrimä castaneà e glumis non vel vix exsertä. 
Stigmata prope basin spiculz emergentia (n. 1— 
a. Gluma I"* marginibus inflexa, flexuris serie muricum (aculeorum M à 
armatis, dorso convexula, nec complicato-convoluta (n. 1 
1. A. lanceolatus (Hochst. in Flora 1856, p. 188); spiculz ses- 
silis gluma I^" lineari lanceolata, II^ membranacea; spieulis pedicel- 
latis evolutis, flore masculo. — Andropogon lanceolatus Roxb. Fl. 
Ind. ed. Carey 1, p. 257; Batratherum lanceolatum Nees! in Edinb. 
Phil. Journ. 1835, p. 181. 
Rhizoma florendi tempore gemmas ovatas dense fulvo-pellitas pos- 
tea in innovationes exerescentes ferens. Culmi 40—80 cm. alti, graci- 
les, glaberrimi v. infra nodos scaberuli, apice breviter nudi, ramis 
floriferis sepius elongatis solitariis v. binis, subfastigiatis, raro sim- 
plices. Vaginæ arctæ, summa laminam ssepius rudimentariam ferens. 
Ligula 1—2 mm. longa, rotundata, membranacea, glabra v. ciliata. 
Lamin& lanceolatz, glaucæ, tenuissime nervat®. Racemi subcompo- 
siti in apice pedunculi communi plus minus exserti 2—5", breviter 
pedicellati, pedicellis rhachique communi puberulis, graciles, 4—6 cm. 
longi, pallide virides v. violascenti-suffusi; articuli dimidiam spieulam 
sessilem æquantes v. superantes, marginibus acerescendo-eiliati, ciliis 
summis articulo 2—3-plo brevioribus. Spicule sessiles lineari-lanceo- 
late, 6—7 mm. long&, callo brevissime puberulo; gluma I^ coriaceo- 
chartacea, a medio attenuata, acuta, apice hyalino integra v. minute 
bidentula, carinis serie muricum ciliiferorum quasi serrulatis, dorso 
convexo nunc glabra nunc muriculata, 5—7-nervis ; II^ lanceolata, 
acuminata v. mucronulata, 3-nervis, glabra v. ciliolata; III* primá '/, 
brevior, lineari-oblonga, acuta, glabra ; IV* aristam 10—15 mm. longam 
exserens, columna subulam »quante. Stigmata late oblonga, 2,5—3 
mm. longa, stylis 4—5-plo longiora. Spieule pedicellate pedicello 
quam articulus fere duplo breviore ceterum ei simili insidentes,5 mm. 
long&, lineari-lanceolat& : gluma I"* herbaceo-chartacea, acutiuscula, 
marginibus inflexa, flexuris setulosis nee muricatis, dorso plano, sca- 
bra, 6—7-nervis; II membranacea, lanceolata, acuta, ecarinata, 
3-nervis, glabra; IIT? et IV* illâ '/, breviores, fere lineares, obtusius- 
culæ, enerves, glabr&, mutic®. Stamina perfecta, antheris 2,5—3 mm. 
ER 
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