514 PLUMBAGINEJE (LEAD WORT FAMILY.) 



4. L-mONIASTRUM, Moench. Limoniastrum. 



Calyx tubular, membranous, ribless, with a minute, acutely 5-lobcd 

 limb. Corolla funnel-shaped, gamopetalous to throat, with a long, 

 slender tube, and obovate lobes. Filaments adnate to throat of corolla. 

 Styles connate to middle, glabrous. Stigmas filiform-cylindrical. 

 Utricle membranous, indehiscent. Albumen thm — Shrublets with fleshy 

 leaves, and loosely spiked, 3-bracted spikelets, closely appressed to 

 side ojf rachis. 



Li. moiiopetaluni, L. 5 ^^ii^^' Glaucous, covered with cal- 

 careous scales, densely branched, and very leafy. Leaves fleshy, flat, 

 oblong to lanceolate-spathulate, obtuse, taperiug to a petiole sheathing 

 the stem at base. Spikes stiff, short-panicled ; rachis flexuous, jointed, 

 very brittle ; spikelets 2-flowered ; lower bract wine-glass-shaped, ob- 

 liquely truncate, sheathing the spikelet and rachis; intermediate bract 

 linear, triquetrous, subulate at tip ; innermost longer, leathery, enclos- 

 ing the flowers ; calyx-tube long, slender, membranous, teeth minute, 

 acute ; corolla pink, limb nearly rotate — Coast of Palestine. 



5. ARMERIA, Willd. Thrift. 



Calyx funnel-shaped with a 10-ribbed tube, obliquely inserted on 

 the somewhat dilated pedicel, spurred at base. Petals 5, coherent 

 only at base. Filaments nearly free. Styles 5, connate at base, bearded 

 along their lower third. Stigmas filiform-cylindrical, glandular. 

 Utricle membranous, nearly indehiscent, 5-angled above, with 5 gibbi 

 at apex, and irregularly rupturing at base — Perennial herbs, with 

 linear leaves and 1-bracted spikelets, in a hemispherical, terminal head. 



A, THajelleusis, Boiss. If Tufted at base. Leaves of two 

 forms, the outer spreading, broad-linear, 3-nerved, the inner nar- 

 row-linear, much- longer. Scapes .4 to. 5; heads .01 to .02 broad; 

 involucre-leaves pale brown, ovate, cuspidate to muticous; spikelets 

 sessile; calyx-lobes aristate — June to September. — 



Var. leucantlia, Boiss. Corolla white — Alpine and subalpine 

 Lebanon and Antilebanon. 



6. PLUMBAGO, L. Leadwort. 



Calyx gamosepalous, herbaceous, tubular, stipitate-glandular. 

 Corolla salver-sha[ied, with 5-parted limb. Filaments free, dilated at 

 base into concave scales. Ovary oblong, style filiform. Stigmas 5, 

 filiform, glandular within. Utricle membranous, rupturing around base, 

 and at length splitting by valves from base to middle — Perennial, 

 shrubby plants, with (in ours) racemed, nearly sessile, 3-bracted, lilac 

 or pink flowers. 



P. Europsea, L. 2f .5 to 1.5, with angled branches. Leaves 

 obovate to oblong, lanceolate, and linear, the upper auricled-clasp- 

 ing. Racemes at first capitate, dense, at length elongated, loose — 

 Throughout the year — Common throughout. 



