326 



planta mea convenit, specimen altervum vero ejus- 

 dem herbarii ad Hieraciuin thyrsoideum spectare 

 videtur ob involucrum pilis eglandulosis hirsuturn. 



4) Hieracium (Paniculata) mexicanum 

 Less. Linnaea 1830 p. 133. — SzBip. in Bon- 

 plandia 1861 p 173. 



Descr. sec. specimina 6 fructigera Schaffneriana. 



Khizoma 2|- praemorsum, fibris numerosis sti- 

 patum. Herba phyllopoda, caulibus n. 2 — 4 pi. 

 n. 3 gracilibus , spithameis - ultrapedalibus , pi. 

 jam a basi distanter ramosis (quare multicau- 

 lis si rami jam basi ipsa oriuntur) subefoliatis, 

 juneeis, glabris et tantum superne in pedunculis 

 pilis stellatis cum involucro obsitis, cujus squamae 

 etiam pilis paucis pi. glanduliferis munitae sunt; 

 folia radicalia rosulata, 2 — 4 poll, longa, superne 

 6—11 li 



in. 



lata, 



Integra 



et tantum apice obtu- 



einergentibus 



siusculo et margine denticulis vix 

 apiculata, utrinque brevibus, ad petiolum saepe 

 violaceum longioribus hirta, infra pallidiora, rami 

 graciles 3 — 2 cephali, in paniculam laxam dispo- 

 siti, infimi mox supra radicem in axilla folii fo- 

 liis radiualibus similis, sed minoris orientes, me- 



axilla folii lanceolati 



dii m axina loin lanceolati giaori, supenores 

 in axilla folioli linearis parvi; pedunculi capitulis 



25 floris longiores, 1 / 2 — 1^2 P^- 1 poll, longi 

 iiliformes ; involucrum 3 lin, longum ovato-campa- 

 nulatum, biseriale squamis internis pi. n. 13 sub- 

 aequalibus, linearibus, obtusiusculis, externis pi. 

 n. 8 minoribus, inaequalibus; receptaculum par- 

 vura convexum nudum; flores inconspicui, invo- 

 lucro vix longiores, flaventes glabrescentes, ad os 

 vero pilis paucis muniti; achaenia ultra 1 lin. 

 longa, columnaria, truneata, 10-costulata, pappus 

 sordidus ultra 2 lin. longus. 



Mexico, in mont. Popocatepec. alt. 10 ; 000 

 ped. Sept. 1855 leg. amic. Schaffner! n. 285. 



Hieracium multicaule Sehaffn. ! in litt. ad 

 amicos.) Obs. Planta Schatfneri optime cum de- 

 ception e Lessingiana convenit. Hue etiam spectare 

 videtur. 



Hieracim thyrsoideum plebejum Fries symbol, 

 p. 142. 



5} Hieracium (Paniculata) Friesii C. H. 

 Schultz Bipont. in Bonplandia 1861 p. 174. 



Habitus singularis, H. pratensi Tausch acce- 

 nens. Khizoma praemorsum fibris numerosis, 

 crassis, elongatis, subcarnosis munitum; folia te- 



nera, radicalia 5 — 8 rosulata, 4 — 6 1 / 2 poll, longa, 

 superne 3 / 4 — 1 poll, lata, obverse lato-lanceolata, 

 in petiolum subalatum, euneato-angustata, acu- 

 tiuseula, margine denticulis vix emergentibus api- 

 culata, costa albente, rarius violaeeo-purpura- 

 scente percursa, pilis elongatis simplicibus, denti- 

 culatis ad petiolum 3 — 4 lin. longis utrinque hir- 

 suta; caulis solitarius, erectus, 3 / 4 ped. altus, in- 

 feme hirsutus, superne cum pedunculis et invo- 

 lucro pilis brevibus, nigricantibus, apice flavo-vi- 

 renti -glanduliferis, infra involucrum pilis paucis 

 stellatis intermixtis, obsitus et 2 poll, supra ex- 

 ortum folio unico munitus 2 i / 2 poll, longo, 7 lin. 



< j ortui 



^ .^,,„., _ ^, .,„ , 



cui accedunt adhuc, intervallo 2 — 3 poll, folia 



3 diminuta, 



3 



1 poll, longa, 3 — l 1 / 2 lin. lata, 



longi 



capi- 



oblougo-lanceolato-linearia, acuminata ; 2 1 / 2 poll, 

 supra, in axilla folii linearis, 1 poll, 

 tulum oritur rudimentarium et 1 pedem supra 

 caulis basin panicula subcorymbosa oligocephala; 

 rami alterni, in axilla folioli bracteiformis linearis 

 adscendentes, 2 inferiores, 2 poll, longi bicephali, 

 5 superiores 1-cephali, cum capitulis 5 / 4 — 3 / 4 poll, 

 longi; involucrum ovatum, fere 4 lin. altum, fo- 

 liolis dorso pilis brevibus luteo-viridi-glanduliferis 

 dense obsitis, anguste linearibus, obtusiusculis, bi- 

 serialibus, internis subaequalibus n. 13, externis 

 circiter n. 8 brevioribus, inaequalibus, omnibus 

 adpressis; capitulum erectum, mediocre, 27-florum; 

 flores inconspicui flaventes ad os pilis paucis mu- 

 niti, involucrum vix superantes ; achaenia ultra 

 1 lin. longa, nigrescentia, columnaria, 10-costu- 

 lata, truncata, pappo coronata persistente, 3 lin. 

 fere longo, sordide albente, serrulate 



Mexico, val d. Mexico pr. Tacubaya, alt. 

 7000 ped. leg. cl. SchaSner specimen unicum et 

 3 foliorum rosas. 



Obs. Formam pygmaeam 3 poll, non attin- 

 gentem a cl. Ehrenberg, n. 39 herb, berolin., in 

 Mexico, Real del Monte lectam, cl. El. Fries, in 

 cujus honorem speciem vocavi, etiam pro novo 

 habuit specie sed nomen imposuit formae typicae 

 haud aptum. 



6) Hieracium (Microcephla) microcepha- 

 lum C. H. Schultz Bipont. in Lechleri pi. peruv. 

 ed. Hohenacker n. 1820. — Bonpl. 1856 p. 55 

 et 1861 p. 173 et 174. — Lechl. enuin. p. 57. 



Herba Q* Caulis solitarius, ultra 2-pedalis, 

 erectus, teres, pennam corvinam crassus, foliatus, 

 paniculatus, panicula terminali, ovata, glomerata; 

 ad medium usque caulis setoso-hispidus, setis den- 

 ticulatis, medium versus setis intermixti sunt pili 

 stellati, ad ramos pili stellati conferti cum pilis 

 glanduliferis sunt intermixti; folia inferiora do- 

 dranthalia, 5 / 4 poll, lata, dentata, acuta, setosa, 

 sequentia brevius petiolata, media sessilia, am- 

 plexicauli-cordata, 2 — 3 poll, longa, 3 / 4 poll, lata, 

 oblongo-lanceolata, sinuato-dentata, suprema mi- 

 nora ovato-lauceolata, demum ad ramulorum ex- 

 poll, longa, tandem 



»/ 



2 



ortum anguste linearia, 



in squamas lineari-lanceolatas abeunt. Hamuli in- 

 feriores distantes breves, pollicares, 3 — 5 cephali, 



supremi in paniculam ovatam, 



5 / 



4 



poll, longam 



glomerata polycephalam ; capitula 20-flora, pedi- 

 cellis brevibus canis insidentia; involucrum atro- 

 virens, glabrescens, l 3 / 4 lin. longum, cylindra- 

 ceo-campanulatum, biseriale, serie interna e folio- 

 lis n. 13 composita, subaequalibus, linearibus, ob- 

 tusis, carina pilis rarissimis munitis, externis n. 8 

 minoribus inaequalibus, lineari -lanceolatis, dorso 

 pilis raris obsitis; flores 2 1 / 4 lin. longi, involu- 

 crum paulo superantes, pallentes, glabri; achaenia 

 glabra; pappus persistens, sordidus, denticulatus, 

 fragilis. 



Peru, in dumetis pr. Agapata Junio 1854 



leg. C. Lechler! 







