SAXTALACE^. (SANDAL-WOOD FAMILY.) 



713 



urn bearded, linear. Anthers oblong, the cells splitting lengthwise. 

 Ovary inferior; style filiform, stigma capitate ; placenta filiform, erect, 

 with 3 ovules at tip. Nut ellipsoid, caducous, generally crowned with 

 calyx-lobes. Seed 1, inverse. Embryo straight. Radicle superior — 

 Herbs, sometimes shrubby at base, flowers solitary or in axillary or 

 extra axillary cymes. 



* Nutlet icitli oblique nervules 'beticeen nerves or 0. Perennials. 



1. T. clBvaricatum, Jan. % .3 to .5; stems erect or ascending, 

 eliding in a injramidal i^anide ; branches of panicle 1-3-flowered, spread- 

 ing or forked. Leaves linear, acute, 1-nerved. Bract and bracteoles 

 scabrous-margined, shorter than fruit ; uufclet ellipsoid, .003 long, 

 twice to thrice as long as pedicel ; lobes of perigonium furnished on 

 either side with a dentate auricle, and one-third as long as ripe fruit — 

 Summer — Subalpine Lebanon. 



2. T. Libanoticiiin, Ehr. % .05 to .1, scabrous; stems tufted, 

 simple, ending in shorty few-flowered syikes. Leaves linear-subulate, 

 .005 to .01 long, those of rosettes needle-like. Bract longer than 

 fruit, bracteoles shorter; nutlet ellipsoid, umbonate with the short, 

 involute lobes of the perigonium — May and June — Alpine Lebanon. 



* * Nutlets with oblique and transverse nervides between nerves. 



t Annuals or biennials. 



3. T. Iieteropliyllum, Boiss. @ .2 to 



. 3 ; stems numerous, rather thick, decumbent, 

 sulcate-striate, simple or sparingly forked ; 

 twigs 3-5-flowered, loosely racemed. Moot- 

 leaves rosetted^ sessile^ oblong-lanceolate, almost 

 destitute of nerves; stem leaves linear, 

 somewhat falcate^ acute, denticulate-scabrous. 

 Bract and bracteoles lanceolate, scabrous, 

 the bract much longer than fruit; nutlet 

 ellipsoid, four times as long as its stalk, 

 crowned wfth the straight, conxolute-margined, 

 connivent lobes of the perigonium, which are 

 half its length — Summer — Amanus. 



Var. Billardieri, Boiss. Root-leaves 

 ovate, scale-like — Antilebanon. 



Fia. 328. 



FIoweHng twig of Thesiura 

 heterophyllum. 



4. T. Iiumile, Vahl. (D Mabb-el-Hureish. .1 to .3; stems 

 numerous, erect, ascending, or spreading, striate-angled, densely leafy, 

 ending in long, slender spikes or racemes. Leaves linear, 1-nerved, 

 serrulate-scabrous. Bract very long, bracteoles longer than fruit; 

 flowers .002 to .003 long; lobes of perigonium short-ovate; nutlet .002 

 long, ellipsoid, scarcely stipitate, umbonate with the short, connivent 

 lobes r- May to July — Hillsides and fields ; coast to middle mountain 

 zone. 



* Perennials 



5. T. Bergeri, Zucc. % .1 to .3, glabrous; stems numerous, 

 decumbent to erect, angled; branches stiff, ending in long, slender, 

 leafy racemes. Leaves linear, elongated, acute, 1-nerved. Branches 

 of raceme 3-1-flowered, short, spreading; bract similar to leaves, much 

 longer than flowers and fruit, bracteoles much shorter, but longer than 



93 



