(seq. 231)

[235]
5. Ambiguum. Mich. Stipa diffusa? Walt:
Radix. fibrosa, perennis.
Culmus. herbaceus, procumbens imbricata, sub cordato lanceolata, acuta,
margine surrulata
striata, glabra, concava nec canaliculata, basi vagina, inter nodiis longiore,
striata
glabra, collo contracta, pilosa. Stipula obsoleta, fol: 2-3 pollicares long: 5-6
lat:
Flores. in panicula sub patente terminali, e spicis longis, gracilibus
compositi, flore in spicis
remoti, solitarii.
Pedunculi. angulati, scabri, (angulis serrulatis), glabri, axillis pilosis,
laterales
6-9 pollicares, proprii vix lineam, scabri.
Calyx. bivalvis, valvis linearibus, fere subulatis, compressis acutis, dorso
scabro, mar-
ginibus membranaceis, exteriore mu breviore.
Corolla bivalvis, calyce brevior, valvis aeqaulibus, exteriore (carte) concava,
mem-
branacea trinmeriva lanceolata, apice, aristata scabra, scipsae triplo longiore
terminata,
interiora lanceolata, glabra, apice bifida dorso impresso, ad basin valvi
interioris
arista, scabra, calyce longior, medio torta, basi pilosa invenitur, locum floris
accessorii suppeditans.
Stamina. filamenta tria capillacea corolla longiora. Antherae incumbentes
oblongae
purpureae, utrinque bifidae per latera dehiscentes.
Pistillum. germen mininum ovatum. Styli duo filiformes corolla breviores
per latea
erumpentes. Stigmata plumosa, purpurea.
Semen.
Hab: in aridis, florens Sept:
14th. Sept 1811

6. Ciliatus N. S?
Radix. fibrosa, perennis.
Culmus. herbaceus sub decumbens, simplex 4 pedalis, teres, glaber, articula
[?]
nodis paulo incrassatis, pubescentibus, barbatis.
Folia. alterna, praelonga, angusto lanceolata, acuta, 1-2 pedes longa 5-7
lineas lata
striata sub rigida, scabriuscula, pauce pilosa, basi attenuata, basi vagina
internodiis plerumque longiore, glabra, striata, colla contracto, nudo, Stipula
mem-
branacea ovata, integra, nec pilosa.
Flores. in panicula nuda terminali, e spicis laxa patentibus erectis, ramulis
pluribus
plerumque e gemma singula, florus gemini hermaphritus et neuter,
flori termi-
nali, neutri duo addendae sunt.
Pedunculi. longitudine varii, teretes glabri, in axilli, pilosi crassus
linear long: pilosus, partialis 0. ria torus
pedicellus, ad basin valvae calycis, filiformis pilosus, calyce demidia brevior.
Calyx. bivalvis-vulva exteriore lanceolata sub plana, nervosa (nervio 9-11)
pilosa
sub ferruginea interiore lanceolata, aequali, sub triquetro-concava (lateribus
flore neutro et pedunculo impressis), pilosa nervosa (nervii 5) apicibus amba-
rum ciliatis sub minute bid cutates.
Corolla. bivalvis, valvis in qualibus, membranaceis calyce (minor, valva
exteriore
majore lanceolata, sub plana, membranacea alba, lateribus inflexis
marginibus
ciliatis interiore simili sed minora, concava arista sub torta, calyce duplo
longiore terminata, flor in antheri patet.
Stamina filamenta tria, capillacea, calyce breviora. Antherae oblongae, sulca-
tae, incumbentes flavae per latera dehiscentes, juxta apicem superiorem?
Pistillum germen ovatum glabrum. Styli duo filiformes. Stamina vix aequante
per latera calycis erumpentes. Stigmata plurmosa flavescentes —
Semen.
Hab: in aridis juxta Beaufort. florens Sept:
21. Sept. 1811.
[Andropogon] nutanti sub affinis differt floribus sessilibus, panicala nex nutatne, corolla
cilista
nex pilosa et arista multo breviore.