PINK FAMILY 493 



Perennials. 



Erect or ascending, more or less succulent, with fusiform fleshy roots; saline or seacoast 



habitats 1. S. macrotheca. 



Prostrate, not obviously succulent; roots fibrous, not fleshy-fusiform. 



Stems long and somewhat straggling, from a matted or tufted center, flowering from 



the middle to the ends of the branches 2. S. rubra. 



Plants matted; flowering mostly at the ends of the branches 3. S. clevelandii. 



Annuals, quite erect or ascending. 



Herbage more or less pubescent ; saline habitats. 



Capsules slightly longer than the sepals ; petals 5, nearly equaling the sepals 



4. S. salina. 

 Capsules nearly twice as long as the sepals; petals 3 to 5, % to % as long as the 



sepals 5. S. tennis. 



Herbage glabrous; flowers y. 2 to 1 line long; dried ponds 6. S. platensis. 



1. S. macrotheca Heynh. Stems stout, 7 to 12 inches high, erect or ascend- 

 ing from the short, often branched, woody crown of a very thick and fleshy 

 taproot; herbage deep green and viscid-pubescent throughout, rarely sub- 

 glabrous; leaves narrowly linear, 1 to l 1 /^ inches long; flowers in terminal 

 cymes, their branches often racemose; pedicels 2 to 7 lines long; sepals 3 to 4 

 lines long, scarious-margined ; petals as long, pink ; capsule equaling or a 

 little exceeding the calyx; seeds with or without a wing, even in the same 

 capsule. 



Sandy borders of salt marshes, coast region of California. 



Locs. Humboldt Bay, Tracy 3093; Pt. Eeyes, Davy 6773; Benieia, Jepson; Pt. Isabel, 

 Blasdale; West Berkeley, Jepson; Alameda, Jepson; Morro, San Luis Obispo Co., Barber; 

 Oceanside, San Diego Co., Parish 4451. 



Var. leucantha Rob. Glabrous, especially below, or more lightly pubescent; 

 inflorescence looser; flowers commonly white. Alkaline plains of the inte- 

 rior valleys : Sacramento, San Joaquin and Livermore valleys ; south to South- 

 ern California. May-June. 



Locs. Willows, Jepson; Lathrop, Greene; Livermore, Michener fy Bioletti; Bakersfield, 

 Davy 1856; Antelope Valley, Davy 2256; San Bernardino, Parish 4464; San Jacinto, Jepson 

 1244. 



Var. scariosa Rob. Herbage pale, glandular-pubescent or almost glabrous ; 

 stipules ovate, acuminate, 4 to 5 lines long, conspicuously silvery-scarious ; 

 flowers scattered and on pedicels 3 to 7 lines long or less, or in reduced termi- 

 nal cymes. Sea-bluffs, San Francisco to Monterey. 



Locs. Pt. Richmond, Hall; San Francisco, Greene; Montara Pt., San Mateo Co., Copeland; 

 Pacific Grove, Tidestrom. 



Var. talinum Jepson n. comb. Slightly woody at base; internodes very 

 short (2 to 5 lines mostly), the stems densely clothed with leaves; herbage 

 heavily glandular-pubescent or nearly glabrous; cyme shortly peduncled. 

 San Clemente Island, T. Brandegee. 



Eefs. SPERGULARIA MACROTHECA Heynh.; Rob. in Gray, Syn. Fl. I 1 : 252 (1897). Arenaria 

 macrotheca Hornem. in C. & S. Linnaea, 1: 53 (1826), type from California. Lepigonum 

 medium of some Calif ornian distributions. Var. LEUCANTHA Rob. Proc. Am. Acad. 29: 313 

 (1894). Tissa leucantha Greene, Pitt. 1: 301 (1889), type loc. western side of the lower San 

 Joaquin and adjacent Livermore Valley. Var. SCARIOSA Rob. 1. c. Tissa macrotheca var. 

 scariosa Britt. Bull. Torr. Club, 16: 129 (1889), type spms. from San Francisco and Monterey. 

 Tissa pallida Greene, in Britt. 1. c., type loc. San Francisco, Greene. Tissa valida Greene, 

 Erythea, 1: 107 (1893), type loe. Santa Cruz Isl., Greene. Var. TALINUM Jepson. Tissa tali- 

 num Greene, Erythea, 1: 106 (1893), type loc. Guadalupe Island, Lower California. 



2. S. rubra J. & C. Presl, var. perennans Rob. Stems prostrate, 4 to 9 

 inches long, slender and wiry, many from a densely tufted base, branching 

 little, flowering from about the middle; herbage comparatively glabrous; 

 leaves narrowly linear, iy 2 to 5 lines long; stipules ovate, silvery-scarious, 2 

 lines long, very conspicuous; pedicels slender, 2 to 3 (or 5) lines long; sepals 



