248 XIX. PORTULACE^. (W. T. Thiselron Dyer.) [Talinum. 



Stems shrutby, erect, striate. Leaves 1-2 in., ouneiform-obovate, uppermost mucro- 

 nate. Flowers iu a terminal subdichotomously branched panicle, with small acuminate 

 membranouB-edged bracts ; pedicels decurved in fruit. JPetah 4, purple. Sepals \ in. 

 long, broadly ovate, margins membranous, rather obtuse. Styl^ very short, 3-fid. 

 Capsule globose, about ^ in. diam. 



Order XX. TA]M[ARISCINi:.a:. (By W. T. Thiselton Dyer, F.L.S.) 



Undershrubs, bushes, or small trees. Leaves alternate, very minute, often 

 scale-like,exstipulate,rarelysheathing,sometimes fleshy or impress-punctate. 

 Flowers solitary or in spiked or panicled racemes, regukir, rarely 1-sexual. 

 Sepals a,nd petals each 5, rarely 4, imbricate, free or connate below. Stamens 

 5-10-00, inserted on the disk, free or connate below; anthers versatile. 

 Disk hypogynous or subperigynous, 10-glandular. Ovary free, 1-celled, or 

 imperfectly septate ; styles 2-5, free or connate, or stigmas 3-5, sessile ; 

 ovules 2-00 on each basal placenta, anatropous, raphe ventral, micropyle 

 inferior. Capsvle 3-valved. Seeds erect, plumed or winged ; albumen floury, 

 subfleshy or 0; embryo straight, cotyledons flat. — Disteib. Cold, tem- 

 perate and hot regions, often in saline or sandy plains ; genera 5, species 

 about 40. 



Stamens free, styles 3 1. Tamakix. 



Stamens connate, stigmas sessile 2. Mtkicaria. 



1. TA»KAItXX, Linn. 



Bushes or small trees. Leaves scale-like, amplezicaul or sheathing, /ji- 

 florescence of lateral or terminal spikes or dense racemes ; flowers white or 

 pink. Stamens 4, 5, 8 or 10 : anthers apiculate. Dish more or less lobed 

 from varying confluence of the glands. Ovary narrowed upwards ; styles 

 3-4, short, dilated into the stigmas ; placentas basal ; ovules many. Seeds 

 with a sessile plume, exalbuminous ; embryo ovoid. — Disteib. Of the 

 Order ; species about 20. 



* Stamens 5. 



1. T. g-allica, lAnn. ; leaves not sheathing smooth subulate or scale- 

 like acute, disk 5-lobed. 



Throughout India from the N.W. Himalaya to Biema and Ceylon, near rivers and 

 along the sea coast. — ^Disteib. W. and S. shores of Europe, N. and Tropical Africa, 

 S. Asia. 



A bush or small tree ; branches slender. Flowers \ in. diam., shortly pedicelled in 

 slender panicled spike-like racemes. Sepals triangular-ovate, much shorter than the 

 petals. Ulands of disk more or less coalescing in pairs. Ovary snb-3-gonous, sub- 

 sepsile ; styles 3, articulated to the ovary, sliglitly connate. — ^Divided into numerous 

 species differing in minute and uncertain characters. 



Vae. 1. indica, Willd. in Act. Nat. Cur. Berol. iv. 214 (sp.) ; usually green, branchlets 

 divaricate, leaves semi-amplexicaul, lobes of the disk entire or nearly so. T. indica, 

 Keen, ex Boxb.- Fl. Ind. ii. 100 (excl. syn.). T. gallica, Wigltt 111. t. 24 A. T. epa^ 

 croides, Sm. in Bees Cycl. T. articulata, Wcdl. Cat. 3756 a and d. — Common. 



Vae. 2. Pallasii, Desv. in Ann. So. Nat. iv. 349 (sp.); glaucescent or glaucous, branch- 

 lets erect, leaves shortly decurrent, lobes of the disk deeply emarginate. Boiss. Fl. Orient. 

 i. 773. T. ramosissima, Ledeb. Ic. PI. Boss. t. 266. — Western Tibet, alt. 8-12,000ft. 



2. T. saUna, Dyer ; leaves cordif orm subamplexicaul strongly impress- 

 punctate. 



Westees Pahjab; Salt Eange at CafEr Kote and Esakhail, Fleming. 



