Aufzahlung aller zur Zeit bekannten sudarnerikanischen Cruciferen. 483 



Brayopsis Weberbauori Gilg et Muschler n. sp. 



Ilerba perennans, rbizomate erecio palenle reliquiis foliorum vetustorum 

 plus minus emarcidis obtecto, crasso, sublignoso, nuillicipitej ramis ramulisve 

 apice rosulam foliorum densani vel densiusculam gerentibus, rosnlis sese 

 approximatis; folia glaberrima integra vel saepius basin versus pilis longis 

 ciliata, crassiuscula, lanceolata, apice acuta, basin versus sensim longissime 

 cuncalo-angustalaj sepalis sesquilougiora; ovarium oblongum glabrum; fruclus 

 oblongo-lineares, 2,5 — 3 cm longe pedunculali, glabri, laeves, sligmate fere 

 sessili pulvinariformi, fere maturi ca. 1 cm longi, 2 mm lati. 



Peruvia: Ad viam ferream inter Lima et Oroya prope Hacienda Arapa, 

 prope Yauli in rupibus atque scopulosis porphyraceis, 4400 m s. m. (Weber- 

 ruuER n. 320. — Mense Jan. flor. ac fruct.). 



Verosimiliter hue spectat specimen mancum in Bolivia: Questa de 

 Zama prope Tarija in fissuris rupium, ca. 4500 m s. ni. a R E. Fries sub 

 n. 1011 coUectum. 



Brayopsis alpaininae Gilg et Muschler n. sp.; herba perennans, radice 

 fibrosa, tenui, superne pauUo incrassata, apice rosulam foliorum unicam 

 densam vel densissimam gerente; folia obovato-lanceolata, apice acuta, basin 

 versus sensim longissime cuneata, integra, crassiuscula, 7 — 8 mm longa, 

 2 prope apicem mm lata, crassiuscula, integra, ad marginem pilis longissi- 

 mis albidis unditpic dense ciliata; flores ex rosula plures in foliorum axillis 

 semper solitarii, ca. 7 — 8 mm longe pedunculati, pedunculo parce piloso, 

 post anthesin valde aucto (jam deflorati); fructus lineares vel oblongo- 

 lineares, apice basique attenuati, apice ipso in stylum brevem columni- 

 formen abiens, densissime pilis longiusculis simplicibus oblecti, valvis con- 

 I vexis circa \ cm longi, vix 2 mm lati, usque ad 1,5 cm longe pedunculati. 



Peruvia: In- montibus andinis elatis supra Lima prope Alpamina, 

 4500 m s. m. (Weberbaukr n. 5133. — Mense Martio fruct.). 



Brayopsis argentea Gilg et Muschler n. sp. ; herba perennans, radice 

 lignosa, ad basin fibrosa, superne valde incrassata, apice saepius multicipite, 

 ramis brevissimis, apice rosulas foliorum densas gerentibus, ideoque rosulis 

 sese valde approximatis et rosulam unicam majusculam densissimam simu- 

 lantibus; folia obovato-lanceolata vel lanceolato-linearia vel saepius potius 

 cochleariformia, apice acuta^ supra partem Y2 subsubito valde angustata 

 et deinde usque ad basin aequaliter linearia, 7—9 mm longa, prope apicem 

 ca. 2,5 mm lata, integra, crassiuscula, costa validiuscula, nervis lateralibus 

 vix conspicuis, 12 — 13 mm longa, 3 — 4 mm lata; flores >albidi<j: semper 

 solitarii, pedunculo ca. 1 cm longo, post anthesin manifesto aucto, glaber- 

 rima, sepala oblonga, rotundata, glabra, petala sepalis sesquilongiora, apice 

 rotundata, late obovata, basin versus manifeste unguiculata, nervosa, basi 

 nectarifera; fructus lineares, glabri, apice stylum columniformem brevissi- 

 mum emittentes . . . (nondum satis maturi). 



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