SYNANTHEREÆ
Cirsium lanceolatum, Scop.
Liatris Punctata, Hook. Fl. Bor.—Amer. I. p. 306, t. 105, De C. Prodr. V. p. 129, n. 5. Var. caule glabro. Huius loci esse videtur Liatris resinosa, De C. in horto Genevensi culta, semine a cl. Pourtalès ex Arcansas allato, nec. vero Nuttall.
Kuhnia Maximiliani, Sinning. (Sectio Strigia, De C.) caule herbaceo, foliis ovato-lanceolatis, inferioribus a medio grosse et inæqualiter serratis superioribus subintegerrimis sessilibusque, corymbo terminali composito ♃.
Kuhnia suaveolens, Fres. in En. Sem. horti Francofurtensis anno 1838.
Habitat in sylvis, frutetis et in collibus ad Missouri fluvium superiorem prope Fort Clark.
Differt evidenter a Kuhnia eupatorioide: foliis saltem superioribus plerisque, haud petiolatis sed basi parum angustiori sessilibus, inferioribus ovato-oblongis uno alterove dente absque ordine præditis, superioribus ovato lanceolatis lanceolatisve integerrimis, utrinque, præsertim subtus, glandulis micantibus inspersa, corymbo plurifloro magis patula, involucri foliolis inferioribus valde decrescentibus anguste linearibus laxe patulis. Corollæ albæ. Involucri foliola superiora oblongo lanceolata, nervoso striata. Antheræ inclusæ pallidæ, in plerisque syngenesicæ sed solito facilius separabiles multis etiara in tubum hinc fissum aut in binas partes divisum concretæ. Styli rami crassi, obtusi, papuloso-asperi. Pappus plumosus albus basi flavescens.
Variat foliis caulinis modo magis modo minus serratis, quandoque et subintegerrimis.
Senecio ceratophyllus, N. ab E.
S. foliis oblongis, inferioribus lyrato-pinnatipartitis superioribus pinnatipartitis petiolatis cauleque lanuginosis, laciniis acuminatis extrorsum inciso-dentatis, dentibus angustis, petiolis auriculatis amplexicaulibus, floribus umbellatis, pedunculis elongatis nudis.
On the Upper Missouri, June 13.
Nearly related to Senecio balsamitæ, but sufficiently different, as I was convinced by specimens which I received through Mr. Gray, from New York. The plant of the Missouri is much larger, 1½-2 feet high, entirely covered with loose downy hair. The lowest leaves are not entire, but lyrate and pinnatified below to the mid-rib, with a terminal lobe. The laciniæ and the terminal lobe have long, narrow, pointed teeth; the middle leaves are of the same shape; the ultimate lobe is, however, narrower, and shows the transition to the upper, entirely pinnatified leaves. The laciniæ of these upper leaves are nearly lanceolate, and have, above and below, two or three teeth, but at the middle only one or no tooth. The petiole is long, and the auricles distant from the lower laciniæ. In Senecio balsamitæ the cauline leaves are sessile; these too, have here, only blunt teeth; the receptacles are twice as large as in Senecio balsamitæ, and the scales of the involucrum are very pointed. In Senecio balsamitæ, on the contrary, they are much less pointed, and may often be designated as obtuse.
Artemisia Douglassiana, Bess. Abr. n. 39. Hook. Fl. Am. bor. p. 323. De C. Prodr. VI. p. 115, n. 118.
Erigeron sulcatus, N. ab. E. hirtus, caule sulcato corymboso-ramoso ramis foliosis unifloris, foliis lanceolato-linearibus integerrimis sessilibus, periclinii squamis hirsutissimis, ligulis angustis numerosissimis periclinio duplo longioribus (albis.) (Am. 8, Juni ♃.)
Differt ab Erigeronte pumilo, Nutt. caule fastigiatim ramoso stricto sulcato. An huius var. Pappus biserialis, seriei exterioris pilis brevibus.
Erigeron asperus, Var. caule unifloro. (Erigeron) asperum, Nutt. Gen. am. II. p. 147. De C. Prodr. VI. p. 286, n. 16.
Stenactis annua, var. obtusifolia.—Aster Novi Belgii, var. β squarrosus, N. ab E.—Aster bellidiflorus, var. β, N. ab E.
Aster hirsuticaulis, Lindl. in De C. Prodr. V. p. 242, n. 107. foliis conformibus lanceolato-linearibus integerrimis pericliniique foliolis ciliatis et setaceo-mucronatis pilosulis, caule pubescente recurvo a basi ramoso, ramis simplicibus patentibus, calathiis in apice ramorum confertis subspicatis (3-8), periclinii foliolis oblongo-linearibus laxiusculis apice herbaceis subrecurvis. (Aster setiger, N. ab E. in sched.)
Locus ante Asterem diffusum.
Species mucrone foliorum et squamarum periclinii setiformi (seu potius seta has partes terminante) et floribus magnitudine Bellidis in apicibus ramorum approximatis brevissime pedicellatis, spicas cylindricas in aliis autem veluti capitula exhibentibus, distincta. Radius brevis, albus.—Caulis 1-2 ped. altus, dense cano-hirtus. Folio in caule et ramis conferta, patentia, caulina 1½-2 poll. longa, 1½ lin. lata, ramea 1½ pollices longa et vix lineam lata, omnia setulis ciliata et parce pilosula, seta terminata. Rami ab infimo caule incipientes, 2½ poll. longi, apicem versus ita decrescentes, ut apex caulis racemum compositum densum angustumque exhibeat.
Aster multiflorus var. β ciliatus, N. ab E. (Gen. et sp. Ast.)
Aster rubricaulis var. β elatior, N. ab E. G. et Sp. A. Near Fort Mc Kenzie, in the prairies of the upper Missouri, 12th Sept., 1833.
Chrysopsis gossypina, De C. (Inula gossypina, Pursh.) Integumentum omnino ut in Inula villosa, Nutt. (Chrysopsi villosa, De C.), sed folia obtusa quandoque cum parvo mucronulo. Pappus pallide sulphureus, exteriori serie brevissima alba.
Sideranthus, Fraser. (Amelli sp., Pursh. Starkea? Nutt. Aplopappi sp. De C.)
Calathium multiflorum, radiatum, radio uniseriali femineo, flosculis bidentulis; floribus disci 5—dentatis hermaphroditis, stigmatum cono sterili longo scabro. Clinanthii alveolæ lacero-paleaceæ. Periclinium pluriseriale, imbricatum, foliolis linearibus, setaceo-mucronatis nervo infra apicem tumente herbaceo. Achænia cuneiformi-angusta, erostria, sericeo hirta. Pappus pilosus, denticulato scaber, pluriserialis, radiolis exterioribus brevioribus. Fruticulus foliis alternis pinnatisectis, laciniis spinuloso-setigeris.
This genus is next to Aplopappus, Cass., from which it is distinguished, besides the habit, by the unequal pappus, and by the scales of the involucrum below the mucro, which are herbaceous, and marked with glandular swellings. From this last character we might be inclined to connect it with Clomenocoma, Cass.; but this genus is sufficiently distinguished by the truncated bearded branches of the style. Our genus is more nearly allied to Sommerfeltia, Less., and almost the only difference is in the fertile florets of the disk, which in the other are barren.
Sideranthus spinulosus, Fras. ex Steud. (Aplopappus? spinulosus, De C., Prodr. V., p. 347, n. 8. Starkea? pinnata, Nutt. Gen. II. p. 169. Amellus? spinulosus, Pursh. Fl. Am. septentr. II. p. 564. Torrey in Ann. Lyc. Novebor. II. p. 213, n. 223.) On the 12th of September, near Fort Mc Kenzie. Flower large, yellow.
Solidago lateriflora, var. caule simplici (Solidago fragrans, Willd.)
Achillea tomentosa, L. The North American plant differs from our European, in having a slender tall stem, shorter in florescence, and, as it seems, a pale yellow ray of the compound flower; it is perhaps a distinct species.
Brachyris Eutamiæ, Nutt., De C. Prodr. V., p. 313, n. 3. (Solidago Sarothræ, Pursh.) Radius disci altitudine; pappus radii (imperfecti) brevior. Periclinia glutinosa.
Grindelia squarrosa, R. Br. (Donia squarrosa, Pursh., Nutt.)—Galardia bicolor v. aristata, Nutt.
Helianthus petiolaris, Nutt. in Diar. Acad. sc. nat. Philad. a. 1821. Act. p. 115. De C. Prodr. V. p. 586, n. 6. Var. humilis (circiter semi-bipedalis), foliis, longe petiolatis ovatis acuminatis basi cuneatis obtuse serratis triplinerviis asperis hispidisque, pedunculo terminali solitario elongato gracili hirsuto, periclinio a folio oblongo acuto bracteato.
Obeliscaria columnaris, De C. Prodr. V., p. 559, n. 2. (Rudbeckia columnaris, Pursh., Fraser).
Iva, anthyifolia, Nutt.? Periclinium pentaphyllum, foliolis ovatis ciliatis. Flosculi feminei, 2-3, squama tenui truncata suffulti; flosculus minimus, tubulosus, truncatus; ovarium ovale, compressum, pubescens, pappo tubuloso coronatum. Flosculi ♂ plurimi, cylindrici, decem-sulcati, glandulosi, subpedicellati, pistilli nullo vestigio. Antheræ inclusæ, filamentis brevissimis. An proprii generis?—Iva axillaris, Pursh. Probably a new species of Lactuca or Prenanthes; but the specimen is imperfect.
Jamesia, N. ab E. (Prenanthis species dubiæ Torr. in Ann. Lyc. Noveborac. II., p. 210.)
Achænium erostre, pentagonum, sessile. Pappus uniserialis, plumosus. Clinanthium nudum, scrobiculatum. Priclinium pauciflorum, cylindricum, foliolis 5-6, majoribus subæqualibus, 3-4 minoribus inæqualibus ad basin veluti canaliculatis. Flosculi rosei 5-6.
Proximum genus Podospermo, sed differt achæniis haud stipitatis. A Scorzoneris differt habitu. Herbæ ramosæ, foliis angustis integris aut pinnatifidis, ramis uni-plurifloris.
Jamesia pauciflora, nob. (Prenanthes? pauciflora, Torrey, l. c.) Caule valde ramoso, foliis glabris lineari-lanceolatis sinuato-pinnatifidis, laciniis angustis integerrimis, ramis elongatis unifloris. Achænia glabra, pallida, longitudine pappi, obtuse pentagona, lateribus linea media notatis transversim subtorosis. Area baseos callo annulari ambitus achenii cincta.
Sonchus Ludovicianus, Nutt. (Lactuca, De C.)? Folia lanceolata, runcinata, rarissime autem denticulata.
Troximon marginatum, Nutt.