Plagiobothrys. 113 



P. californicus var. genuinus Johnston in Contr. Gray Herb. n. ser. LXVIH. 

 (1923) 73 = praecedens. 



P. californicus var. gracilis Johnston 1. c. = Allocaryastrum gracile (Johnston) 

 Brand. 



P. californicus var. ursinus Johnston 1. c. 74 = A. ursinum (A. Gray) Brand. 



P. californicus var. fulvescens Johnston 1. c. = A. ursinwn fulvescens (John- 

 ston) Brand. 



P. Chorisianus Johnston 1. c. 77 = Allocarya Ghorisiana (Cham, et Schlechtd.) 

 aliaeque species. 



P. colorans Greene in Pittonia III. (1898) 262. — P. tmellus var. colorans John- 

 ston 1. c. LXVIH. (1923) 73. — Maior et robustior quam P. tenellus, ramis brevibus 

 et strictioribus, caulis intermedius simplex et inferne nudus; tota planta hirsuta et in 

 sicco nigricans, chartam purpureo-tingens. Nuculae nitentes rugosae et muricatae. 



Nord-Californien: Siskyou Mountains, bei Hornbrook (nach Greene). "A poorly 

 understood plant which appears to be only a dye-stained form of P. tenellus n (Johnston 1. c). 

 Mir scheint die Pflanze nach der Beschreibung von P. Torreyi kaum verschieden zu sein. 



P. collinus Johnston in Contr. Gray Herb. LXXVIII. (1927) 8 t = Allocaryastrum 

 collinum (Phil.) Brand. 



P. congestus Johnston in Contrib. Gray Herb. n. ser. LXVIH. (1923) 75 = Allo- 

 carya humilis pygmaea Brand. 



P. Cooperi A. Gray in Proc. Amer. Acad. XX. (1885) 285 = Allocaryastrum 

 californicum (A. Gray) Brand. 



P. corymbosus (Buiz et Pav.) Johnston in Contr. Gray Herb. LXXVIII. (1927) 95 

 = Allocarya capitata (Clos) Brand. 



P. diver gens Johnston 1. c. LXVIH. (1923) 77 = Allocarya divergens Piper et 

 A. charaxata Piper. 



P. elachanthus Johnston in Contr. Gray Herb. LXXXI. (1928) 78 = Allocarya 

 elachantha (F. v. Muell.) Brand. 



P. foliosus Johnston in Contr. Gray Herb. LXXVIII. (1927) 83 = Allocarya Ger- 

 mami foliosa (Johnston) Brand. 



P. Germaini Johnston in Contr. Gray Herb. LXXVIII. (1927) 82 = Allocarya 

 Germaini (Phil.) Beiche. 



P. glaber Johnston in Contr. Gray Herb. n. ser. LXVIH. (1923) 77 = Allocarya 

 glabra (A. Gray) Macbride. 



P. Greenei (A.Gray) Johnston 1. c. LXVIH. (1923) 76 = generis Echinoglochin 

 species omnes et generis Glyptocaryopsis species omnes una excepta. 



P. humilis Johnsion 1. c. 75 = Allocarya humilis (Buiz et Pav.) Greene. 



P. humistratus Johnston 1. c. 77 = Allocarya humistrata Greene aliaeque species. 



P. Kunthii Johnston I.e. 74 = Allocarya humilis (Buiz et Pav.) Greene. 



P. Lechleri Johnston 1. c. 79 = Allocarya humilis (Buiz et Pav.) Greene. 



P. linifolius Johnston 1. c. 74 = praecedens. 



P. lithocaryus Johnston 1. c. 76 = Allocarya lithocarya Greene. 



P. Macbridei Johnston in Contr. Gray Herb. LXXVIII. (l 927) 88 = Allocarya 

 humilis (Buiz et Pav.) Greene. 



P. mesembry anthemoides (Speg.) Johnston in Contr. Gray Herb. n. ser. LXVIH. 

 (1923) 79, species ex Borraginaceis exeludenda. 



P. mexicanus Johnston in Contr. Gray Herb. n. ser. LXVIH. (1923) 75 = Allo- 

 carya humilis (Ruiz et Pav.) Greene. 



P. minutus Johnston 1. c. LXXIII. (191U) 68 = Trigonotis minutus (Wernham) 

 Johnston. 



P. mollis Johnston 1. c. LXVIH. (1923) 7 4 = Allocarya mollis (A. Gray) Greene. 



P. mollis var. vestita Johnston 1. c. 75 = Allocarya vestita Greene. 



P. muricatus Johnston 1. c. 79 = ? Allocarya humilis (Ruiz et Pav.) Greene. 



P. Nelsonii Johnston 1. c. 77 = Allocarya Nelsonii Greene aliaeque species. 

 A. Engler, Das Pflanzenreich. IV. (Embryophyta siphonogama.) 252. S 



