﻿Diclis.] SCROPHULARIACE^ (Hiern). 203 



perennial ; rootstock somewhat woody ; stems wiry, pallid below, 

 herbaceous and pale green above, ascending, tetragonous, about 6 in. 

 long or more, leafy on the lower half, sparingly so above ; leaves 

 opposite, narrowly elliptical or lanceolate, obtuse at the apex, more 

 or less narrowed or nearly rounded at the shortly petiolate or sub- 

 sessile base, firmly herbaceous, green on both faces, a little paler 

 beneath, denticulate or nearly entire, |-| in. long, g^^-f in. broad ; 

 petioles very short, broad, narrowly decurrent ; racemes terminal, 

 short and dense or laxer below and about If in. long, several- 

 flowered ; lower pedicels ranging up to nearly 1 in. long, rather 

 slender, straight, spreading, the upper shorter, all arising fiom the 

 axils of bracts, 1-flowered and ebracteate ; bracts like the leaves but 

 smaller, sessile and glandular-puberulous ; calyx-segments ovate- 

 oval or oblong, obtuse, glandular-pilose, ^V-i ^^- ^""g j corolla 

 bilabiate, purplish ; posterior lip about ^ in. long, trifid, with rounded 

 lobes ; anterior lip about ^ in. long, bitid, lobes semi-elliptical, each 

 with a convex orange-coloured puberulous protrusion about the middle 

 of the base ; palate pulverulent on the side of the anterior lip, with 

 two orange-coloured shortly bearded protrusions below the correspond- 

 ing protrusions of the anterior lip ; spur narrowly oblong from a 

 conical base, obtuse, not much curved, y\ in. long; filaments rather 

 broad, glabrous, shining, the longer pair -Jq in. long, the shorter about 

 half as long ; anthers orange-coloured, ^-V "i- ^^^B- 



Kalahari Region : Orange River Colony, without precise locality, Pates- 

 hall Thomas ! 



XI. LINARIA, Tournef. 



Calyx herbaceous, 5-partite ; segments imbricate in bud, per- 

 sistent. Corolla membranous ; tube rather long, produced at the 

 base into a long spur ; limb bilabiate ; posterior lip erect, Lilobed ; 

 anterior lip patent, trilobed ; palate usually rather prominent and 

 closing the throat. Stamens 4, didynamous, ascending or erect, 

 included, sometimes with a rudimentary fifth ; filaments filiform ; 

 anthers 2-celled ; cells oblong, parallel. Ovary 2-celled ; ovules 

 nutoerous; style filiform ; stigma small, usually emarginate. Capsule 

 ovoid or globose ; cells usually subequal, dehiscing by 2 oval-oblong 

 2-6 -toothed persistent valves from near the apex ot by two lateral 

 pores. Seeds ovoid or discoid. 



Herbs or uudershrubs ; leaves opposite, verticillate or alternate, sessile, entire; 

 flowers racemose or spicate. 



DisTBiB. About 130 species, most of which occur in the extra-tropical regions 

 or the northern hemisphere of the Old World. 



Flowers axillary, distant; leaves ovate or subrotund ... (1) spuria. 

 Flowers arranged in dense terminal racemes ; leaves sub- 

 linear (2) vulgaris. 



The " large white Linaria," mentioned by Plant in Hook. Kew Journ. iv. 259, 

 «K occurring by the Umlilassi river, on hills not far from the sea, is unknown to 



