•■684 Systematik und Pflanzengeographie. 



Greene, Edw. L. Some West American Asperifoliae. III. 

 (Pittonia. Vol. I. Part. III. p. 107—120.) 



Enthält eine Revision der Grattung Cryptanihe Lehmann, 



zu welcher die Gattung Krynitzkia Fisch, et Mey., dann Krynitzkia 



§ Eukrynitzkia Gray und Arten von Eritrickium A. DC. (Prodom.) 



aind Gray gezogen sind. Das Resultat ist folgendes: 



Ä. Südamerikanische Arten: 



0. glometara Lehm. {= Eritrichium crijptanthum DC.) , C. microcarpa 

 Fisch. Mey. (= Erit. clandestinum A. DC), C. congesta (A. DC. pro Eri- 

 trichio) Greene , C. linearis (Colla pro Myosotide) Greene, C glareosa 

 (Philippi pro Eritrich.) Greene , C. dimorpha (Philipp! pro Eritrich.) 

 Greene *. 



J3. Nordamerikanische Arten:, 



* fruiting calyx closed, deciduous, its segments narrow 

 h i s p i d. 

 t Nutlets muriculate. 



°oneonly, oronelargerandlessroughened: C. crassi- 

 sepala (Torr, et Gray sub Eritrich.) Greene, C. Texana {Eritrichium 

 DC.) Greene, C. angtistifoUa {Eritrichium Torr. Gr.) Greene, C. 

 dumetorum {Krynitzkia Greene) Greene, C. micromeres {Eritrich. 

 Gray). ^-' 



^° four nutlets present and all alike: C. muriculata {Eri- 

 trichium DC.) Greene , C. Jonesii {Krynitzkia Gray) Greene , C. 

 ambigua {Krynitzkia Gray) Greene, C. foliosa {Krynitzkia Greene) 

 Greene, C. denticulata {Krynitzkia Greene) Greene, C. polycar2)a 

 Greene *, C. borbigera {Eritrichium Gray) Greene, E. intermedia 

 {Eritrichium Gray) Greene, C. echinella Greene *, C. pusilla {Eri- 

 trichium Torr. Gr.) Greene , C. ramosa {Eritrich, A. DC.) Greene 

 C. racemosa {Eritrichium Wats.) Greene. 

 -ff Nutlets smooth and shining, light grey, or mottled 

 w i t h d a r k b r o w n. 



"^ solitary, or rarelj' two, theothers abortive: C. flaccida 

 {Myosotis Lehm.) Greene , C. microstachys {Krynitzkia Greene) 

 Greene , C. rostellata {Krynitzkia Greene) Greene , C. sparsiflora 

 {Krynitzkia Greene) Greene, C. ramosissima {Krynitzkia Greene) 

 Greene, C. glomeriflora Greene *, C. cedrosensis {Krynitzkia Greene) 

 Greene, C. maritima {Krynitzkia Greene) Greene, C. Clevelandi 

 Greene *. 

 ""Nutlets four: C. leiocarpa {Echinospermum Fisch. Mey.), C. 

 hispidissima Greene*, C. nemoclada Greene*, C. Torreyana {Kry- 

 nitzkia Gray) Greene, C. affinis {Krynitzkia Gray) Greene, C. ge- 

 minata Greene *, C. Watsoni {Krynitzkia Gray) Greene, C. Patter- 

 soni {Krynitzkia Gray) Greene, C. Fendleri {Krynitzkia Gray) 

 Greene. 

 ** Calyx persistent, spreading and dischargiug the nut- 

 lets, the Segments broader and lest bristly. (Pterygium). 

 t Nutlets broadly winged: C. pterocarpa {Eritrichium Torr.) 

 Greene, C. cycloptera {Krynitzkia Greene) Greene. 

 tt Nutlets acutely angled: C. oxygona {Krynitzkia Gray) Greene, 

 C. mohavensis {Krynitzkia Greene) Greene, C. Utahensis {Krynitzkia 

 Gray) Greene. 



Freyn (Prag). 



