- 110 



Diagn. Humilis. vix pedalis, subg^labra; foliis ambitu lineari-spathulatis niulti- 

 ']ügo- et inlerrupte piiinatipartitis v. obscure bipinnatiparlis, laciniis lanceolato-spa- 

 Ibulatls V. oblongo-obovalls abbrevialis oblusis; floribus penlameris circ. 7— lü-andris 

 parvis albis densissime et obtuse spicato-racemosis, sepalis persistentibus lanceolatis 

 petalis pauUo tantum brevioribus , petalorum siiperiorum lamiiiae vix appendiciilatae 

 pro tertia longitudinis parte tripartitae lol)is inaequilongis, interniedio ovafo-oblongo 

 integro obtiiso lateralibus paiillo Jatioribus et brevitei- v. obscure inciso-bidentalis 

 paullo breviore, iilameiitis persistentibus glabris, capsulis erectis parvis breviler pedi- 

 cellatis obovoideo-oblongis brevissime 4-dentatis ore late apertis, seminibus minutis 

 globoso-reiiiformibus tuberculato-subechinulatis, radicula hylo approximata. 



Descript. : 



Radix annua v. biennis, saepius temiis et penna corviria tenuior, paucifibrillosa 

 superne saepissirae muiticeps. — Caules ex eadeni radice pauci, suberecti, pauci- 

 raniosi. puniili (in sectione) seniipedales v. rarius pedales, florileri saepius 2—5 pol- 

 licares, fructiferi vulgo 6 — 10 pollices longi, striato-angulosi , glabri v. basi bre- 

 vissime papillosuli; rami simpiices in racemos elongatos abeuntes. — Folia pro 

 maxima parte radicaiia, subrosulata, pinnatipartita . ambitu obovato-lanceolata v. 

 lanceolato-oblonga , obscure viridia, glabra v. parce et minute papiliosula, 1—2 — 3 

 pollices longa, caulibus Ilorigeris dupio triplove breviora; laciniac parvae, 3—10"'" 

 longac, ulroque latere 5—10, quoad formam valde variabiies, breviores sunt latiores 

 et vice versa, omnes margine papilloso-denticulalae, angulo subrecto rhachi insiden- 

 tes et latiuscule decurrentes; caulina sunt minus numerosa et niinora, omnia basi 

 bidcnliculata. - Flores albi, mediocres, in racemos spiciformes densissimos dein 

 valde elongatos et laxiores dimidium caulein aequantes v. superantes dispositi. — 

 Bracleae subpersislenles angusle lineari-spathulatae v. lineares basi longe alte- 

 nuatae, oblusae, glabrae, exceplo nervo olivaceo hyalinac, circ. 3 — 4'/2""" longae, 

 floresque explicatos aequantes et pedicellos llorigeros triplo quadriiplove superantes. 

 — Pedicelli valde abbreviati, llorigeri interdum vix perspicui. acute lO-angulosi, 

 fructigeri 1— l'A""" longi. 



Calyx 5-sepalus, sepala persistentia, ovato-oblonga, obtusa, late byalino-mar- 

 ginata, circ. 2'/2'''°' longa. Pelala 5, alba, longius persistentia, inter se subsimi- 

 lia, sed superiora caeteris paullo majora 3'/2""" longa, basi exappendiculata, ambitu 

 obovata, usque ad medium fere 3-partita, laciniac oblongo-ovatae, oblusae, intermedia 



