of the Class Composita. 249 



Herha perennis, caespitosa, acaulis, dens^ niveo-lanata. Radix 

 praemorsajfibris compluribus, longissimis (5 — 6-uncialibus), 

 filiformibus, validis, radiculosis. Folia plurima, radicalia, 

 impetiolata, spathulata, nunc sinuata, nunc lyrata, margine 

 minutissimfe denticulata, membranacea, supr^ demCim nuda, 

 viridia, subtCis niveo-tomentosa, infernfe angustata, 3 — 4- 

 poUicaria, nunc spithamaea, unciam v. 2 uncias lata; lobo 

 terminali maximo, oblongo, obsolete mucronulato. Scapi 

 plures, filiformes, uniflori, undique copios^ niveo-lanati, 

 palmares v. rariiis dodrantales. Flos terminalis, solitarius, 

 nutans, roseus, diametro pollicem v. ultr^ adoequans. Invo- 

 lucrum hemisphaericum, polyphyllum : squamis linearibus, 

 acuminatis, quadruplici circiter serie imbricatis, apice colo- 

 ratis. Receptaculum nudum. Flosculi centrales pauci, mas- 

 culi, tubulosi, supern^ vix dilatati, regulariter 5-fidi ; ceteris 

 foemineis, numerosissimis, tenuissimfe filiformibus ; extimis 

 ligulatis, unilabiatis, inaequaliter tridentatis, involucre paul6 

 longioribus, subinde radiatis ; interioribus limbo parvo bila- 

 biatis: Za&m abbreviatis, erectis; eo^^erfore tridentato; inte- 

 riore bipartite : laciniis linearibus, obtusis, erecto-patulis. 

 Anthera basi setis tenuissimis longis auctae, appendiculd 

 lineari, obtusd coronatae. iS^i/Zus masculis inclusus : stigmate 

 clavato, bilobo, lobis abbreviatis crassis, obtusis, conniventi- 

 bus ; foemineis longfe exsertus : stigrtiate bipartite, segmentis 

 filiformibus, obtusis, recurvis, laevibus. Achenia fusiformia, 

 minute papillosa, basi compressd, 5-costat4, apice in stipi- 

 tem filiformem prodeuntia. Pappus subinde stipitatus, tenu- 

 issimfe capillaceusjfulvellus : radiis inaequalibus,minutissime 

 denticulatis, triplici ordine digestis, copiosissimis. 



2. L. spathulata, foliis petiolatis integris, flosculis raasculis in- 

 definitis. 



2 K 2 Cacalia 



