PL ex, that. 72. CARYOPHYLLEiE. 410. Mcench. 661 
XV. 410. MGENCHIA. Ehrhart. Mcench. 
Calyx 4-sepaled ; sepales connivent, lanceolate, acute, 
margined; petals shorter than the calyx, not cut, pointed; 
stamens 4; stigmata 4, sessile, villous; capsule 1-celled, 
opening in 8 teeth at the tip; seeds kidneyshape, rough. 
Mcenchia glauca. Glaucous mcench . 
Herb glaucous; leaves lanceolate, acute; peduncles soli- 
tary, long, 1 -flowered. 
AlsinelJa f»*l i is caryophylleis, Raii Syn. 344, 1. 
Sagina erecla, Lin. S. P. 183. 
Mcenchia quaternella, Ehrhart Beitr. 2, 177. 
Alsinella erecta, Mcench Method. 222. 
Mcenchia glauca, Persoon Syn. 133. 
Least stitchiL'ort. Upright pearlwort. 
Gravelly pastures ; annual ; September and October. 
Root small; stems few, upright, stiff, or many, trailing; 
peduncles 1 or 2, very long; petals white, not so long as 
the calyx; capsules cylindrical. 
Fam. VIII. 73. CISTINEZE. De Candolle. Cisti, Jussieu. 
Cistece , Lamarck. 
Calyx 5-sepal ed, persisting; petals 5, hypogynous, equal, 
caducous, expanded; stamens many, indefinite, hypogynous; 
ovary 1, free; style 1 ; capsule many- seeded, 1 to 10-celled, 
3 or many-valved; seeds affixed to the middle of the valves, 
or bottom of the cells; perisperm fleshy; corculum bent or 
spiral. — Stem shrubby or undershrubby ; leaves. mostly op- 
posite, stipuled. 
410. HELIANTHEMUM. Val. Cordus. Dwarf-cistus. 
Calyx unequal, 2 outer sepales smallest; capsule 1-celled, 
3-valved ; seeds adnate to the middle of the valves ; corcu- 
lum bent. — Flowers mostly yellow. 
a. Flowers yellow ; leaves not stipuled at the base . 
1. Heiianth. marifolium. M arum-leaved dwarf-cistus. 
Stem rather shrubby, procumbent; leaves opposite, ovate 
or oblong, flat; beneath white, tomentose; flowers race- 
mose. 
Helianthemum alpinum folio pilosellaj minoris Fuclisii, Raii Syn. 3 42,3. 
Cistus mari folios, Lin. S. P. 741. 
Cistus hirsutus, Hudson FI. Angl. 232. 
Cistos Anglic us, Lin. Mant. 245. 
Cistus canus, Jacquin Auslr. 277. 
Alpine rocks; shrubby; May and June. 
