Thesium.] CXXXIII. SANTALACEX. (J. D. Hooker.) l 229 
ovules 2-3, adnate to, or pendulous from, a central column (solitary and 
basal in Champereia). Fruit a nut or drupe. Seed globose or ovoid ; testa 
thin or obsolete; albumen copious, fleshy; embryo usually terete.—Genera 
28, species 220, temperate and tropical. . 
TRIBE I. Thesiere. Perianth j-superior, tube adnate to the base of 
hard ovary, and usually produced above it. Disk 0, Fruit a very small 
u 
Flowersspicate. . . . . . . 4... ee sc. s. S l THESIUM. 
Tesz II. Osyridese. Perianth superior, tube adnate to the ovary, 
not produced above it. Fruit a drupe. | 
* Anther-cells distinct, parallel. 
2. PYRULARIA. 
8. SANTALUM. 
4. OsYRIS. 
L] 
* 
Amen with interposed processes. Leaves alternate . . 
tamens with interposed processes. Leaves opposite . . 
tamens without interposed processes. Leaves alternate. . . 
** Anther-cells divergent or confluent. 
Parasitic shrubs, Flowers minute, cymose or fascicled . . . 
$ aves alternate. Filaments 2-fid . . . . e © © èe o 
mall leafless parasitic shrubs. . . . . s sc orn 
5. HENSLOVIA. 
6. SCLEROPYRUM. 
7. PHACELLARIA. 
Trise III, Anthobolese. Perianth inferior, 3-4-partite. Ovary 
Superior or immersed in the disk. Ovule 1, erect. 
Flowers in slender axillary panicles, very minute . . e . + 8. CHAMPEREIA. 
1. THESIUM, Linn. 
Slender perennial herbaceous root-parasites, rarely annual or shrubby. 
aves alternate, narrow, decurrent, 1~3-nerved. Flowers minute, greenish, 
ria tary and axillary or in 2-chotomous cymes, 2-sexual. Perianth adnate 
9 the ovary, tube produced above it; lobes 5, rarely 4, with a tuft of hair 
on the face. Stamens 5-4, inserted at the base of perianth-lobes, included. 
9 vary inferior; style short or long, stigma capitate or lobulate ; ovules 
5, pendulous from a basal free often flexuous or crumpled column. Fruit 
> Sinuate drupe or nut, often ribbed. Embryo terete.—Species about 100, 
Won and tropical; all but 2 Brazilian species are natives of the Old 
& T have no sufficient materials for discriminating the Himalayan plants of this most 
Oublesome genus, which I provisionally include under T. himalense, itself probably 
4 widely distributed W. and N. Asiatic plant, possibly also European. 
al l. T. himalense, Royle Ill. 322; stems procumbent or suberect very 
sender, leaves bracts and bracteoles linear, nut ellipsoid or globose its 
nerves rather faint crowned by the narrower perianth-tabe with linear 
Incuryed lobes. Edgeworth in Trans. Linn. Soc. xx. 88; A. DC. Prodr. xiv. 
T. multicaule, Herb. Ind. Or. H. f. & To? of Ledeb. 
WESTERN HIMALAYA; from the Chenab Valley to Kumaon, alt. 5-7000 ft., 
» GC 
Very closel : A lend d all 
y allied to Z, multicaule, but very much more slender, and usually 
tape abeng, Stem 6-18 in. Leaves scattered, l3 by jj-à in., 1-nerved. P erianth 
rous; lobes bearded within, obtuse, Style often exserted, stigma capitate. - 
