PINK FAMILY 



499 



mens 10, 5 fertile, the 5 lanceolate staminodes petaloid, each bearing at base 

 a circular red scale. Style long but not exserted, 3-cleft. Fruit unknown. 

 (Herbae perennes caulibus erectis et foliis linearis. Folia caulinia e paribus 

 aequalibus. Caudex brevis lignosus, squamis membranaceis et stipulis mem- 

 branaceis fimbriatis dense confertis. Flores sessiles cymis parvis axillaribus 1 

 ad 3-floribus. Calycis lobi membranacei macula media virida lanceolata, tubo 

 herbaceo ter vel quater longiores. Stamina 10, altera 5 filamentis antheriferis, 

 altera 5 filamentis infertilibus petaloideis lanceolatis quibusque ad basin squa- 

 mis rotundis rubris instructis. Stylus longus, apice breviter trifidus, non 

 exsertus. Fructus ignotus.) Species 1. (Greek eremos, desert, and lithos, rock, 

 the plants growing in rocky places in the desert.) 



1. E. rixfordii Jepson n. 

 comb. (Figs. 99b and 100.) 

 Stems several, branching, 

 strict, 3 to 5 inches high; 

 leaves 2 to 4 lines long ; calyx 

 l l /2 lines long, the stami- 

 nodes as long as the calyx- 

 lobes. 



Rocky places, 4500 to 6000 

 feet, Inyo Co., eastward into 

 southern Nevada. 



Locs. O wens Valley ; Ash 

 Mdws., Nev., Purpus 6032; Pal- 

 metto Eange, Nev., Purpus 5843. 



Refs. EREMOLITHIA RIXFORDII 

 Jepson. Achyronychia rixfordii 

 Brandegee, Zoe, 1: 230 (1890), 

 type loe. Owens Valley, G. P. Eix- 

 ford. 



14. SCLERANTHUS L. 

 KNAWEL. 



Indifferent annuals with 

 subulate leaves and no stip- 

 ules. Flowers small, green- 

 ish, clustered. Petals none. 

 Calyx deeply 5-lobed, the 

 cup-like tube indurated and 

 enclosing the utricle. Sta- 

 mens 10 or 5. Ovary 1- 

 ovuled. Styles 2, distinct. 

 Species 10, in all Old World 

 lands. (Greek scleros, hard, 

 and anthos, flower, referring 

 to the hardened calyx-tube.) 



1. S. animus L. GERMAN 

 KNOTGRASS. Stems much 

 branched, spreading, 2 to 3 

 inches long; flowers 1 to l 1 /^ 



lines long, sessile in the forks ; calyx V/ 2 lines long, its lobes narrowly scarious- 

 margined. 



Neighborhood of Placerville, K. Brandegee. Introduced from Europe. 



Ref. SCLERAXTHUS ANNUUS L. Sp. PI. 406 (1753), type European. 



Fig. 100. EREMOLITHIA RIXFORDII Jepson; plant, x 1. 



