90 Ign. Urban, 



Biennis. Radix fusitormis simples v. parum ramosa, 7 — 15 mm crassa, cauli infeviori 

 aequicrassa v. pauUo crassior. Caulis solitarius erectus 30 — 120 cm altus, supra basin va- 

 ginis foliorum vetnstonim indutam 4 — 12 mm ciassus, manifeste stnatus v. subangulatus, pallide 

 flavidus V. flavido-brunnescens, pube valde variabili, sed semper a basi deosa v. densissima, 

 pilis brevissimis erectis v. sursuni adpressis antrorsum v. patenti-spinuligeris apice ipso laevi- 

 bns solum obviis et creberrimis, aut parcis, sed pilis brevibus et brevissimis patentibus apice 

 et longioribus sub apice glochidiatis nnmerosissimis, subsimplex v. praescrtim superne ramosns, 

 ramis apice flore solitario coionatis, gemmis seiialibus nullis. F o 1 i a alterna, infima conferta, 

 caetera laxa, illa (sicut folia anni primarii) lanceolata v. lanceolato-linearia, 10 — 20 cm longa, 

 1,5 — 2,5 cm lata, 6 — 9-plo longiora quam latiora, acuta, sinuato-dentata usqne pinnatisecta, 

 lobis acutis triangularibus et integris usque oblongis et iterum denticulatis, ad basin petioli- 

 formi-angustata, basi ima iterum subvaginato-dilatata, intermedia linoari-lanceolata usque ovato- 

 lanceolata, acuta v. acuminata, 5 — 15 cm longa, 1 — 5 cm lata, sessilia, usque ad basin ple- 

 rumque irregulariter v. subduplicato-pinnatifida, omnia ntrinque pilis adpressis rigidis patenti- 

 spinulosis brevibus basi incrassatis dense vestita, pilis glochidiatis ad marginem et minutissimis 

 subtus intermixtis. Flore s in apice caulis ramorumque solitarii si vis sessiles, ad calycis 

 tubum usque supra medium bracteas 5 — 7 spiraliter dispositas ambitu lanceolatas v. ovato- 

 lanceolatas longissime acuminatas remote et profunde pinnatifidas v. fere usque ad nervum 

 medium in lacinias lineari-subulatas pinnatisectas, 4 — 1,5 cm longas, 0,5 — 1,5 cm latas sessiles 

 dorso pilis glochidiatis crebrioribus et crassioribus indutas gereutes. Calycis tubus oblongus 

 V. turbinato- oblongus, 20 — 25 mm longus, 5 — 7 mm, ad apicem 10 — 15 mm crassus et hoc 

 loco infundibuliformi-ampliatus, supra ovarium 4 — 6 mm cupuliformi-productus, pilis verti- 

 cillatim glochidiatis all)idis patentibus crassiusculis brevibus et aliis brevissimis tenuissimis 

 dense vestitus; lobi in aestivatione inferne quincuncialiter sibi imbricati, alabastrum ovato-acu- 

 minatum formantes, lanceolati longe v. longissime acuminati, 2,5 — 4 cm longi et supra basin 

 7 — 9 mm lati, nervo medio manifesto, extrinsecus pilis glochidiatis et aliis obsolete antrorsum 

 spinuligeris parcioribus v. rarissimis obsiti, intus tenuissime et adpresse pilosi. Petala in 

 aestiv. valde imbricata, vespere expansa (ex Torr, et Gr.) albida v. flavido-alba, latiuscule 

 oblonga v. oblongo-lanceolata, inferne late unguiculato-angustata, apice acuta v. acuminata, 

 sepala usque duplo superantia, 45 — 70 mm longa, 12 — 20 mm lata, unguiculo 15 — 20 mm 

 longo, 3 — 4 mm lato, praeter pilos dorso ad apicem versus v. parcissimos apice ipso obvios glabra. 

 Squamae petaloideae 5 nunc petalis simillimae, sed paullo angustiores, nunc breviores, usque 

 dnplo angustiores et interdum ex apice obtuso mucronatae. Filamenta in alabastro exteriora 

 erecta, interiora apice incurvata 4— 5-seriata, 200 — 250, lobos calycinos fere usque dimidio 

 superantia, 3,4 — 4,5 cm longa, omnia filiformia subaequilonga et erecta; antherae juniores 

 lineares v. oblonge -lineares, apice vix, basi manifeste emarginatae, inferiores usque 3 mm 

 longae, exter. usque 2 mm decrescentes, 0,5 — 0,6 mm latae, in '/^ — '/|., alt. inter crura affixae, 

 lateraliter dehiscentes, defloratae non contortae; pollinis granula ovalia 3-rimosa. Discus 

 glaber. Stylus ante anthesin antheras superans, postremo 3,5 — 4,5 cm longus, filamenta 

 longiora aequans v. paullo superans, 0,7 — 0,9 mm crassus, filiformis angulatus, e lamellis 

 5 — 7 conflatus, apice et margiue lamellarum supremo papillosus, in lamellas non secedens, 

 postremo in fructu deciduus. Capsula ovalis v. cylindraceo-ovalis, basi obtusa v. sensim 

 attenuata, 3 — 4 cm longa, 1,4 — 1,7 cm crassa, brunneo-nigrescens, hypsophyllis usque supra 

 medium ornata, scaberrima, postremo subchartacea, plerumque obsolete, raro manifeste longi- 

 trorsum 20-nervis, lobis calycinis persistentibus suberectis v. reflexis coronata, intra lobos 



