586 MONOCOTYLEDONEX. ANDROPOGON. 
gentes, altero margine longius, altero brevius spadiceo-barbati, pilis 
articulum zequantibus; inter spieulas g' glabri, non disjungentes. 
Spieule 9 cum callo 3 mm. longo subeurvato antice glabro lateribus 
rufo-barbato 9—10 mm. longs: gluma I= obsolete nervosa; IV* 
arista 6,5—12 em. longa; palea 0; lodieule parvul&; staminum rudi- 
menta minuta. Stigmata oblonga, e spieul® apice exserta. Caryopsis 
- linearis, albida, stylopodiis coronata. Spieul® pedicellat® c^, lanceo- 
late, 8—10 mm. longze, sessiles tegentes, pedicellis brevissimis fultze, 
obliqu:e, subtortze, pallide virides: gluma I™ herbacea, obtusiuseula, 
marginibus carinato-implicatis, carinis insqualiter membranaceo- 
alatis; II“ I” zequans v. subsuperans, membranacea, acuta, 3-nervis, 
cum palea brevissima ciliata; lodieule parvule; anther® 3 mm. 
longc. Spieule sessiles parium homogamorum cum  pedicellatis 
prorsum congruentes. 
Per totius orbis terrarum regiones calidiores late dispersus. 
a, genuinus; spieule c toto dorso v. saltem superne et versus 
margines pilis albis patentibus e tuberculis ortis obsitæ v. conspersa. 
Subvar. 1. typicus. Culmi parce ramosi, ramis solitariis usque ad 
ternis simplicibus; spiculæ o? superne et versus margines tubercu- 
lato-pilos&, dorso inferne glabrze. — Racemi circ. 5 cm. longi (sine 
aristis), subrobusti. — Gramen secalinum indicum spica gracili 
tomentosa aristis longioribus ad se invicem intortis Plucken. Phytogr. 
t. 191, f. 5 (bona); inde A. contortus Linn. sens. str. — Heteropogon 
hirtus Pers. Synops. 2, p. 533; H. contortus Ræm. et Schult. Syst. 2, 
p. 836. 
Hab. in India or. usque ad Himalayam bor. occ. (Hook. f. et 'l'homs.), 
sed rarior quam subv. 2; e. gr. Perrottet 1257, Hohenack. 1286; 
Malacca (Griff.), Nicobares (Kurz), Sumatra (Teysm.), China ad Macao 
(Gomez), Timor; Nova Guinea (ex Muell.), Austral. bor. (Brown, 
Schultz 151), Queensland et N. S. Wales (ex Benth.), ins. Oahu 
(Meyen), America bor. in eiv. Arizona (Pringle), Mexico (Bourgeau 
3199, 2374, Schaffn. 46, 127), in Guatemala (Friedrichsthal), Nica- 
ragua (Levy), Ecuador (Spruce 6094), Bolivia (Mandon 1387), Guyana 
angl. (Schomb. 762), Brasilia (Gardner 3522, 3543), Paraguay (Bal. 
220); in ins. Cap. Vir. (Bolle); ins. S. Thomé, (Moller), Abyssinia 
(Quart.-Dill.), Matamma-Gallabat (Schweinf. 1036), Sennaar (Rozia- 
ni), Afr. central. (Serpa Pinto), austral. (Burchell 2046), Mozambique 
(Peters), Madagascar (Boivin), Bourbon (id.), Affghanistan (ex 
Aitchis.). uL 
2. Roxburghii; culmi valde ramosi, ramis 4**—6"*, longioribus — 
