Stillingia. 



195 



Bound. (1858) 501. — Stillingia amiua Müll. Arg. in DC. Prodr. XV. 2. (1866) 

 H60; Watson, Botany California II. (1880) 72. — Ilerbacea, annua, ramosa, 5 — 15 cm 

 alta; ramuli striati, angulosi, subviscidi. F'olia alterna, ovata vel lanceolata, longe 

 acuminata, basin versus in peliolum vix distinctum, alatum, glanduloso-ciliatum sensim 

 attenuata, spinuloso-dentata, cum petiolo 3 — 4 cm longa, 8 — 11 mm lala, opaca, firme 

 membranacea, trinervia, eglandulosa. Spicae tei*minales in ramulis abbreviatis, inter folia 

 occultae, graciles, tenues, vix 2 mm longae, basi Acres Q. 1 — 3 gerentes; bracteae 

 cy^ minutae, ovatae, acuminalae, ^ lanceolatae, longiores, dentatae, utriusque sexus 

 uniflorac : glandulae bractoarum parvae, longe stipitatae, cylindricae, tenues. Caljx (^ 

 2-lobus, 5 nullus; stamina 2; styli a basi liberi. Capsula 5 mm longa, 4 mm lata, 

 ovoidea, tridjma; coccophorum 3-radiatum, 4 mm latum, durum. Semina oblongo- 

 ovoidea, laevia, 3 mm longa; caruncula minuta vel subnuUa. 



Westamerikanische Steppenprovinz: Californien, Mohave-Wüste (Parish 

 n. 137l!); ohne näheren Standort (Wright!). 



Nota. Species distinctissima, facile recognita a S, dentata valde divorsa. 



24. S. paucidentata Watson in Proceed. Amer. Acad. XIV. (1879) 298; Botanj 

 California IL (1880) 71. — Ilerbacea, perennis, e rhizomate crasso multicaulis; caules 

 angulosi, 20 — 25 cm alti, inferne simplices, superne ramosi. Folia alterna, sessiliä 

 vel sul)sessilia, linearia, acuminala, inferiore parte dentibus 1 — 3 setaceis praedita, 



Fig. 37. Ä — C Stillingia paucidentata Watson. A Habitus. B Coecophora post delapsum 

 coccorum. C Flos (J. — D Stillingia dentata (Torr.) Britfon et Rusby. Habitus. — Icon. origin. 



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