Das Pflanzenreich. Regni vegetabilis conspectus. Im Auftrage der ...

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-
Brand.
P. Chorisianus Johnston 1. c. 77 = Allocarya Ghorisiana (Cham, et Schlechtd.)
ston)
aliaeque
species.
P. colorans Greene in Pittonia III.
(1898) 262. — P. tmellus var. colorans Johnston
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 Allocarya
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. divergens 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 Germami
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 = Allocarya
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