1210 CC. GRAMINE. [Bambusec. 
tri inata, rigidule b v. Subcori obtusa v. vix mucronata, ex- 
aristata, tenuiter multinervis; palea glum:e subzequalis, obtusa, apicem versus obscure 
2-carinata. Lodicule 3. Stamina 3. Styli breves, distincti, stigmatibus plumosis. 
Caryopsis ubi nota ovoidea v. oblonga (interdum rostrata ?), gluma paleaque inclusa, libera. 
—Gramina herbacea, elata, foliis]longis seepe multipedalibus in vaginam longe angustatis 
nec articulatis planis, venulis transversis obscuris v. conspicuis. Panicula sepius longis- 
sima, dense floribunda, anguste thyrsoidea v. pyramidata, rarius brevior laxior ramulis 
elongatis effusis. Spiculie parvze, subsessiles, sepius issi 
Species 0, montium Ameriez australis tropieze ineolee, 
Genus a Zambuseis cmeteris recedit caule non lignoso et foliis cum vagina continuis, characteribus 
nonnullis quodammodo Paniceis anomalis aecedit, spieularum tamen structura, glumie palea et lodi- 
cule omnino Zambusearum. 
284. WNastus, Juss. Gen. Pl. 34. (Stemmatospermum, Beauc. Agrostogr. 144, t. 95, 
f. 5.)—Spicule 1-florz, anguste paniculatz v. subeapitatz, rhachilla sub flore brevi vix 
articulata ultra florem in stipitem longum apice nudum v. glumse rudimentum ferentem 
producta, flore hermaphrodito. Glum:e rigide membranacece v. coriaceze, muticte, multi- 
nerves, inferiores vacuie co (ssepius 6-10) ab extima minima in summam florenti similli- 
mam gradatim auctz; palea glumze cequilonga, lata, 2-dentata, 9-carinata.  Lodiculm 3, 
longe. Stamina 6. Ovarium glabrum ; styli 2-3, basi connati v. stylus elongatus apice 
2-3-füdus, stigmatibus tenuiter plumosis. Caryopsis *ovato-conica basi indurata^ v. 
oblonga, pericarpio membranaceo.—Gramina arborescentia, ramulis floriferis foliatis ad. 
nodos fascicul ticillatis, foliis Bamb Panicula nune stricta breviter parceque 
ramosa at laxiuseula, nunc densa fere in capitulum contracta. Spiculie erectze. 
Species 2 v. 3, ins. Mascarensium incol:e, typica Borbonica ; altera Madagascariensis JV. capitatus, 
Kunth, Rev. Gram. 325, t. 76, à Munroio ad Deesham refertur. Spieule in speciminibus nostris 
omnes juniores v. vaeus, sed Kunthii icon et deser. nobis potius Nastuz quam Ochlandram referre 
videntur. X. barbatus, Rupr., ex obs. recentioribus Munroi est Guadue species. 
285. Guadua, Kunth, Syn. Pl. ZEquin. i. 252.— Spiculte 2-2-florze, rarius 1-florz, varie 
capitatee glomeratze v. subspicatz, parum v. vix compress: rhachilla sub floribus sepius 
articulata, floribus hermaphroditis v. varie polygamis. Glumre rigide membranace:e v. 
Subcoriacez, mutiec v. rarius breviter mucronatz, multinerves, inferiores vacuse 2-6 ab 
extima parva in superiorem fl tibus similem gradatim auctz ; palea glumze subzequalis, 
ssepius tenuior carinis 2 valde prominentil pissimeq; b latis. | Lodi- 
cule 3. Stamina 6. Ovarium apice villosum ; styli 2-3, basi subconnati, stigmatibus 
varie plumosis. Caryopsis ovali-oblonga v. fere linearis, apice pubescens v. hirsuta, 
gluma paleaque. inclusa, libera, pericarpio semini adhzerente.—Gramina arborescentia, 
s:epe aculeata v. spinifera, foliis brevissime petiolatis eum. vagina articulatis planis, venulis 
transversis obsoletis. Spicule nune magne, elongats, in apicibus ramulorum paucze 
subspicate v. glomeratze, erectze v. reversie, nune minores v. angusts, secus ramos pani- 
€ulie amplze capitatze v. glomeratze. ; 
Species ad 15, Americre tropiez incole. — Munro in Trans. Linn. Soc. xxvi. 76. Rupr. in Mem. 
Acad. Sc. Petersb. ser. 6, v. t. 14 ad 16..— Humb. et Zonpl. Pl. Aquin. t. 20, 21 (Bambusa). | Trin. 
Spec. Gram. t. 337. (Bambusa). Dell in. Mart. Fl. Bras. ii. iii. 1. 48, 49 et £. 52 (Bambusa) et t. 63 
(Nastus).  Fourn. Gram. Mex. 129. 
Doll G. capitatam, Munro, ad Bambusam transfert, sed palez earins in Speciminibus nostris 
certe latiusculze alat& omnino Guadue. — G. exalata, Dell, est Arthrostylidium longiflorum, Munro, 
staminibus 3 nec 6, G. pallescens, Doll 1. c. 186, t. 50, e * Rio Janeiro Glaziou n. 2832" verisi- 
militer in horto. botanico culta, est Zambusa pallida, Munro, species Indica haud raro culta, charac- 
teres omnino Zambuse ostendens. Genera ezterum Dazbusa et Guadua inter se valde affinia sunt. 
.. 286. Bambusa, Schreb. Gen. Pl. 236. (Bambos, Retz, Obs, v. 24. Ischurochloa, Büse 
in PI. Jungh. 389.)—Spiculze 2-oo-florz, secus ramos paniculze dissite gl tee, rhachilla* 
* 
