CALAXDRIXIA. PORTULACACE^E. 93 



TALINUM. 



§ 2. Capsule 3-valved, 3-several-seedcd . Sepals 2, green herb- 

 aceous, becoming more or less colored. 



4 CALANDRINIA HBK. Nov. Gen. vi, 77 in part. 



Succulent herbs with alternate leaves and ephemeral flowers in 

 bracted racemes. Sepals 2,-subequal, persistent. Petals 3-7. 

 Stamens 3-10, seldom of the same number as the petals, appar- 

 ently always hypogynous. Capsule 3-valved from the summit, 

 persistent, several-seeded. Seeds black, minutely tubercnlate. 

 Our species annuals. 



C. caulescens HBK. 1. c. Glabrous or slightly pubescent ; stems dif- 

 fusely branching from the base, decumbent, 3-8 inches long : leaves lin- 

 ear to lanceolate, 1-3 inches long, the lower slender petioled : racemes 

 simple : peduncles erect or ascending : buds 4-angled : sepals ovate acute, 

 strongly carinate, the keel ciliate : petals broadly obovate, 2-6 lines long : 

 capsule ovate, acute or acuminate, the valves becoming somewhat in- 

 durated, about equalling the sepals. Roadsides and moist places, Brit. 

 Columbia to South America. 



C. micrantha Schl. Linnsea xiii, Lit. Ber. 97. Diffusely branched 

 from the base; stems slender, decumbent or ascending, 2-6 inches long: 

 leaves linear, ciliate on the margins and midrib : racemes simple : pedicels 

 ascending: sepals broadly lanceolate, acuminate, 1)^-2 lines long; petals 

 3-7, about a line long : capsule ovate, acute, equalling the sepals. Moist 

 sandy places along the Columbia river. 



5 TALINUM Adanson Fam. des PI. ii, 145. 



Low glabrous herbs, rarely suffrutescent at base with mostly 

 linear leaves without stipules and usually white or red flowers in 

 paniculate racemes. Sepals 2, deciduous. Petals 5, sessile, hyp- 

 ogynous, stamens 10-30, adherent to the base of the petals. 

 Style trifid. Capsule globose, 3-valved from the top, many- 

 seeded. Seeds smooth. 



T. spinescens Torr. Bot. Wilkes xvii, 250. Caudex short, succulent, 

 beset with small subulate spines which are the indurated and persistent, 

 midribs of former leaves: leaves terete, 6 lines long: scapiform, peduncles 

 slender, surpassing the leaves : flowers in terminal paniculate naked 

 cymes : petals rose-red : stamens 20-30. Wenatchee Mountains, Wash- 

 ington. 



6 CLAYTONIA L. in Gronov. Fl. Virg. 25. 



Low glabrous acaulescent succulent perennial herbs with sea- 

 pose stems from a fleshy tuber or roots bearing a pair of, at least 

 when young, opposite leaf-like bracts subtending the loose ter- 

 minal naked racemes or umbels of delicate white or rose-color 

 flowers that open for more than one day. Sepals 2, persistent. 

 Petals 5, equal. Stamens 5, inserted on the claws of the petals. 

 Ovary free, several-ovuled. Capsule loculicidally 3-valved. 

 Seeds compressed, shining. 



* Stems and leaves from a deep-seated corm. 



C. lanceolata Pursh. Fl. 175. Scapose stems 3-6 inches high : leaves 

 narrowly lanceolate, 1-2 inches long, usually wanting on flowering speci- 

 mens) ; involucral leaves sessile, from narrowly lanceolate to oblong, 1 or 2 

 inches long: racemes few-flowered and cy niose with a single scarious bract at 



