Cickoruicem.] LXXXVIIL COMPOSITE. 533 



765. Scorzonella, NutL m Trans. Amer. PhiL Soc. ser. 2, vii. 426, — Capitiila liomo- 

 gaiua, liguliflora, Involucrum campamilatiini, bracteis co-seriatia imbricatis membrana- 

 ceis, interioribus longe acuminatis, exterioribiia gradatim brevioribua. Receptaculum 

 planuuij foveolatuiUj foveolorum marginibus tlenticulatis, Coroll^u ligulat^e, apice trun- 

 catai 5'dentataj, Antherce basi sagittatfe, auriciilis acntis v. breviter setaceo-acuniinatis. 

 Styli rami temies, Acha^nia linearia, subteretia, 8-10-costata, basi hand v, vix con- 

 tracta, areola lata circa stipituiu breviysinium cava, apico truncata, Pappi netie (8-10) e 

 basi paleaceo-dilatata loiig^i?, tcmies, simpliccs v. pluraosro. — Herbal glabrae, eroctro^ sun- 

 plices V. parce ramosaa, Folia alterna, basi aniplexicaulia, integra remote dentata v. 

 longe pinnatifida, Capitxila majuscula longe pedunculata, CorolUu flava;. Acha^nia 

 glabra. 



Species 2 v. 3, Califurnicse. Wa/j). Jlep. ii- 68i ; Ann. i. iGO; ii, 054» Genus a Torr, et Gr,, l^b 

 N. Anier. ii. 47*^, admi.ssum, soxuus ab A. Gra^-io in Bot. "Wliipple Ksped. 113, et in Proc. Amci\ 

 Acad, vii- 364, ad sectionem Calais {Microseridis) rediictum. Huic pappo accodit, sed invohicro et 

 acbjtniis &(»-joner^^ aiHuius videtur. 



766» Stepbanomeria, Katt. in Trans- Amer, PhlL Soc, ser, 2, vii, 427. (Jamesia, 

 ^ees in Pr, Neuwiedy Traw App. 516, %ion Torr. et Gr.) — Capitula homogama, ligiiliflora. 

 Involucrum cylindraceunij bracteis interioribus paticis (3-8)" elongatis <'equalibus 

 inembranaceis arepe scariosoniarginatis basi subconnatisj exterioribus oo brevibufi, 

 Receptacuhuu planum, nudum, CoroUii? ligulatsej apice truncataj 5-duntat;e, Anthurtie 

 basi sagittatiie, auriculis acutis v. breviter setaceo-acimiinatis, Stj^i rami tenucs. 

 Achrenia oblonga v. linearia, teretia, colnranaria, obtuaissime lateque 5-costataT inter 

 costas anguste sulcata, costis Uevibus v, leviter rugosia, basi baud contracta areola 

 callosa cava, apice truncata v, in rostrum attenuata, Pappi setse 1-seriata?, rigiduhe, 

 l^lumosse V, apice nudie, sigillatim caduc.'e, — Herbre annuoe iierennesve, glabrfp, srepius 

 glaucescentes* Caules erecti, simplices v- divaricato-ramosi. Folia altorna, angusta, 

 integi\a remote dentata v- runcinato-pinnatitida v. caidina ad squamas breves reducta. 

 Capitula nunc tenninalia erecta, nunc secus ramos fasciculata, Corollii3 roseic v. albte, 

 Acha3nia glabra v, exteriora papilloso-puberula. 



Species ad 8, Americfe boreali-occidontalis incolce. Torr. et Gr. FL N^ Amer. iL 472, Walp> Hep. 

 vi. 348; Ann. v. 320. A, Gray in Proc, Amer. Acad. vi. 552, Eaton in Bot, U, S. Fort. TaralL 

 198, t. 20. 



Genus liabitn characteribusquc Li/godesmm et quodainmodo MtcrorrJtyncho affiiie, ab utroquo 

 pappo facile distinguitur, Rafijtbsquia. Nait, in Trans. Amcr. Phil. Soc, ser. 2, vii» 429, Torr, ct 

 Gr, Fh X Amcr. ii. 473, Bot, Euiory Exped. t, 34, Walp, Rep. vi, 348, Ann. v. 320, species 2 cou- 

 tinet achseniis in altera louge tenuitcrquc in altera brevitis rostratis, Hemiftilium, Torr. Bot. Emory 

 Exped, 105, species 2 continet 8. paniculaiw^ !Nutt, similiimas, pappi setis rigidiuribus basi fero 

 paleaceis et irregLdariter liine indc coniiati,?, guperne in H, Bigelovh oMge, in H. Schottii (a nobi.s 

 non visa) breviter plumosis- lufloreKcentia in gcnero variabilis; in S. runcinata, Kiitt., et S, 

 minorCy N"utt., caules divaricato-ramosl^^siiiu capitulis tcrmiualibus LygodcsmUe; in S. Thurbcrif A. 

 Gr., panicula subsimplex, thjrsoidea ad apicem caulis simplicis basi tantum foliati; in S, lacizechia, 

 A. Gr., et in Hafines^uiis paniada laxe corymbosaj in S, panicidata, Xutt, (*S', virgata^ Uentli.)f 

 capitula secus ritmos virgatos subfasciculata; ultima f^pecie^, involucri bracteis exterioribus magis 

 increscentibus et reeeptaeulo insigniter fimbrillifero fere paleaceo Pinaropappo approximatur- 



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