42 



Al. Bunge, 



IL RECEPTACÜLI SETAE SALTEM LONGIORES DENTICULATO SCABRAE 



VEL BARBELLATAE. 



Sectio XVIIL Leiocaules. 



Capitula in apice caulis ramorumque solitaria, ovata, pleiantha vel polyantha, 30 — 80- 

 flora. Involucri squamae e basi ovata adpressa subulato-spinosae, vel omnes vel rarius ex- 

 teriores tantum hamato-recurvae, intimae haud dilatatae, caeteris breviores vel aequales. 

 Setae receptaculi barbellatae. Flores pallide straminei 1. purpurei. Antherarum caudae 

 paucisetae brèves basi connatae. Akaenae costatae, insculptae, opacae, apice dentatae. 

 Pappi setae caducae. Herbae biennes vel perennes. 



1. Capitula ovata 30 — 40-flora, coroUae stramineae, involucri 



squamae adpressae in spinam subulatam hamato- 

 recurvam attenuatae. 2. 

 « globosa 70 — 80-flora, corollae pallide purpureae, in- 

 volucri squamae lanceolatae pugioniformes ex- 

 teriores tantum recurvae G. auriculata. 



2. Biennis, folia inferiora et radicalia late ovata dentata, invo- 



lucrum glabrum C. Botssieri. 



Perennis, folia inferiora et radicalia lineari-oblonga pinnatipar- 



tita, invol. tomentosum C. ardotidifoUa. 



94. Cousinia Botssieri Buhsel. c. p. 127. 



C. biennis, caule glabro crasso nitido ramoso polycephalo, foliis radicalibus caulinis- 

 que inferioribus breviter petiolatis, petiolo alato, superioribus ramealibusque diminutis 

 semiamplexicauli adnatis, omnibus ovatis rugosis grosse dentatis; dentibus spinula mucro- 

 natis , supra glabris subtus albo-tomentosis, capitulis pedunculatis ovatis basi intrusis 

 30 — 40-floris, involucri glabri squamis ovatis basi adpressis in spinam subulatam arcuato- 

 recurvam attenuatis , receptaculi setis apice serrulatis , coroUis stramineis , antherarum 

 caudis paucisetis, akaenis obpyramidatis costatis brevissime dentatis, pappo caduco. 



Hab. in montosis apricis prope Tabris sub finem J\inii 1847 florens. Buhse! v. 

 s. sp. d). 



Radix crassa biennis! Caulis solitarius robustus strictus, 2 — 3-pedalis (ex Buhse). 

 Folia radicalia fere bullata, nervis subtus valde prominentibus, petiolis brevibus late alatis, 

 3 — 4 poUices longa, V/^ — 2 pollices lata. Capitula in meo specimine nondum florida. 



95. Cousinia ardotidifoUa n, sp. 



C. perennis, multicaulis; caulibus gracilibus mono-oligocephalis glabris nitidis, foliis 

 radicalibus caulinisque inferioribus sessilibus lineari - oblongis sinuato-pinnatipartitis, lobis 

 distantibus oblongis triangularibusve rachique spinuloso - denticulatis supra arachnoideis 

 glabratisve subtus albo-tomentosis, caulinis ? summis diminutis ovatis amplexicaulibus 



