264< SO.Thesium. 12. SANTALACE^. PL ex. mm, 



30. THESIUM. Linnaeus. Thesium. 

 Perigonium tubular, funnel-shape or hypocrateriform, 



4) or 5-cut, persistent, not glandular, with no epigynous 

 disk ; stamens furnished on the outside with a fine bundle 

 of villi ; stigma nicked ; pericarp barked, crowned. — Leaves 

 alternate, slender, linear ; racemes terminal ; Iractece leaf- 

 like, persistent, outer ones soldered to the peduncle; lateral 

 ones small, sometimes wanting ; jiow^rs whitish on the 

 inside. 



Thesium Unophyllum. Flax-leaved thesium. 



Stem erect, rather branchy ; racemes leafy ; flowers pe- 

 dicelled ; bractecs 3 ; leaves linear, lanceolate ; title of the 

 perigonium very short. 



Linaria adulterina, Baii Syn. 202 ; Ger. em. 555, 14. 



Fseudolinaria montana alba, Park. 459. 



Thesium linophyllum, Lin. S. P. 301. 



Thesium linifolium, Saiis^. Prod. 146. 



Bastard toadflax, ' 



High chalky pastures ; perennial ; July. 

 Root woolly ; herb stiff, bald ; simm 6 in. high ; leaves 

 facing one way, edge rough ; raceme many-flpwered. 



Fam. XIII. 13. EL^AGNEiE. Brown. Elceagnearum 

 parSf Jussieu, Adamson. El^eagnoidecBy 

 Ventenat. Calycifloram pars, Linnaeus. 

 Perigonium free, not cohering to the ovary, 1 -leaved, 

 tubular, 2 to 5-lobed; aestivation valvular; stamens inserted 

 on the base of the lobes, one or two in each lobe ; ovary 

 simple; ovule 1, upright; stigma simple; pericarp drupa- 

 ceous, perisperm 0; cotyledons plano-convex, plumule 

 minute ; radicle below, straight. — Stem arborescent or 

 shrubby ; leaves alternate, entire; flowers hermaphrodite or 

 unisexual, axillary. 



31. HIPPOPHAE. Dioscorides. Sallow-thorn. 

 Dioicous. — Male. Perigonium 2-p?rted; anthers 4, 



nearly sessile.— Fem. Perigoninm tubular, 2-cut; stijlc 1; 

 stigma oblique, exserted ; drupe globose; shell crustaceous, 

 hard, shining. — Stem shrubby; branches spinous at the tip; 

 leaves spread, spotted; flowers axillary, solitary, greenish. 



Hippophae littoralis. Shore sallow-thorn. 



Leaves linear, lanceolate ; above bald ; beneath whitish, 

 9caly. 



