448 MONOCOTYLEDONER. ANDROPUGON. 
sulco diaphano exarata, 8—12-nervis, nervis extimis in parte inflexa 
sitis; II chartacea, elliptico-oblonga, navicularis, carina superne 
spinuloso-ciliata, mutica v. breviter mucronulata, 3-nervis, margine 
longe villoso-ciliata ; II parum brevior, lineari-lanceolata, binervis, 
marginibus implicatis, ciliatis; IV* quam II“ '/, brevior, oblonga, in 
!/, v. !/, superiore bifida, lobis acutis ciliatis, basi trinervis; aristae 18— 
25 mm. longe columna fusca, glabra, quam subula basi undulata 
2—3-plo brevior; palea glumá IV* duplo brevior, oblonga, subbiner- 
vis, ciliata. Antherz 3 mm. longs. Stigmata late plumosa. Spiculæ 
pedicellats sessilibus paullo breviores, demum oblique secedentes, ad 
glumæ II basin squamula hyalina brevissima elliptica integra ero- 
sula v. biloba fultæ : gluma I™ herbacea, lanceolata, acuta, ultra 
. 90-nervis, in aristam eam squantem v. subaequantem abiens, margi- 
nibus anguste implicata; II^ paullo brevior, membranacea, 3—7-ner- 
vis, acuta, mucronata v. breviter aristata, ciliata; III: et IV* IP" 
sequantes, lineari-oblongz, 1—3-nerves, ciliatæ; palea illis multo 
brevior, linearis, ciliata, interdum obsoleta ; antherz 3 mm. longs. 
Interdum et spicula sessilis alterius racemi ima mascula mutica. 
Var. o, genuinus ; laminis glabris, articulis interiori tantum mar- 
gine ciliatis, spiculis pedicellatis glabris. — A. Gayanus Kunth. s. str. 
— Culmi vagineque glabri, lamin® scabr&. Ligula glabra. Racemi 
crassi, virescentes v. spicule c leviter violascentes. Articuli crassis- 
simi, pedicellique marginibus sibi respondentibus (i. e. interioribus) 
ciliati, ciliis articulo paullo brevioribus. Callus spieule 8 glaber. 
Africa tropica : Insule Capit. Virid. (Schmidt, Bolle); Senegalia 
(Leprieur, alii), ad fl. Niger pr. Nupe (Barter in exp. Baikieana 
1383); Dahomé (Newton). 
ß, Cordofanus; laminis glabris ; articulis pedicellisque utroque mar- . 
gine dense ciliatis ; spiculis pedicellatis glabris v. pilosulis. — A. cor- 
dofanus Hochst. in Flora 1844, p. 245; A. squamulatus Hochst. 1. c. 
p. 244; A. sthiopieus Rupr. in Kotschy pl. sth. n. 54. — Culmi 
vaginzeque glabri, laminæ scabrze. Racemi crassi; articuli villis ipsos 
æquantibus ciliati. Callus spieulee 8 pilosulus. Spieule c? scaberrimae 
v. pilosule. 
Cordofan in rupestribus (Kotschy cd “Abyssinia (Schimper 715 
[A.squamulatus Hochst.]) Matamma h 1030); 
Seriba Ghattas in terra Djur (Sehweinf. pl. Afr. centr. 2362, ad var. 
æ. vergens). Mozambique pr. Querimba (Peters in h. berol.). 
4, bisquamulatus ; laminis minutissime puberulis basi longe barba- 
tis; articulis pedicellisque utrinque ciliatis ; spieulis pedicellatis æqua- 
