﻿152 SCEOFHULAEIACEJ; (Hierii). [Biascia. 



22. D. thanbergiana (Spreng. Syst.Veg. ii, 800); an annual herb, 

 glabrous, erect or ascending, 3-15 in. high-, stem simple or branched 

 from the base, rather slender ; branches elongated, diffuse, ascending 

 or erect ; leaves opposite or 3-verticillate or alternate, oblanceolate or 

 obovate, obtuse or rounded at the apex, wedge-shaped at the base, 

 pinnatifid or toothed or entire, erect or ascending, |— 2 in. long, 

 I— I in. broad, membranous, glossy, the lower tapering towards the 

 base ; lower petioles as long as or shorter than the leaves, the upper 

 short or obsolete ; peduncles 1^-4 in, long, slender in the upper 

 axils, together forming terminal somewhat leafy racemes ; calyx- 

 segments lanceolate-acuminate from a broad base, minutely ciliate, 

 some or all reflexed in the flower, xV~i ^^- l^^o ^ corolla ^-f in. 

 broad, deep purple inside, red on the margin, with four yellow spots 

 in front ; lower lip ovate-rounded, bifid, with two callosities inside 

 and a single intruded pit outside ; upper lip with two spurs at the 

 base ; spurs subulate, directed towards the front, |— 1 in. long ; 

 filaments 4, subulate, simple, purple, erect, not dilated at the base, 

 ■j^-i in. long; anthers yellow, cohering, small; capsule narrowly 

 conical-oblong, glabrous, i-i in. long. JBenth. in Hook. Gomp. Bot. 

 Mag. ii. 17, and in DC. Prodr. x. 258; Drege, Zicei Pflanzengeogr. 

 Documente, 76. D. tanyceras, E. Meyer ex Benth. in Hook. Camp. 

 Bot. Mag. ii. 17 ; Benth. in DC. Prodr. x. 258. Antirrhinim 

 longicorne, Thunh. Prodr. 105 ; Thunh. Fl. Cap. ed. Schult. 483. 

 Nemesia longicorne, Pers. 8yn. ii. 159. N. longicornia, Vent, ex 

 Benth. in DC. Prodr. x. 264. 



South Apeica: without locality, Patterson / Thorn! 



Coast Eegion : Clanwilliam i)iv. ; Wupperthal, Wurmb. in Herl. Drege, 

 3152b ! near Clanwilliam, 350 ft., Bolus, 9066 ! Schlechter, 8590 ! Bull Hoek, 

 500 ft., ScUecTiter, 8374 ! on bills at Lamm Kraal, JOOO fc, Schlechter, 10846 ! 

 on bills near Doom River, 600 ft., Schlechter, 10S70! Bosch Kloof, 600 ft , 

 Schlechter, 8457 1 Oliphants River and Brwlc Pontein, Zeyher ! Piquetberg Div. ; 

 Piquetberg, in gravelly places, Maason ! Thunherg ! in sandy places, near Porter- 

 ville, 800 ft., Schlechter, 4904! Malmesbury Div. ; in sandy places near Groene 

 Kloof (Mamre), 300 ft., Bolus, 4316 I hills near Mosselbanks River, Thunberg! 

 Eiebecks Castle, Thunherg ! 



Central Region : Calvinia Div. ; on hills of Oorlogs Kloof, 2400 ft., 

 Schlechter, 10937 ! 10992 ! 



Westeen Region : Little Namaqualand ; among rocks near Klip Fontein, 

 3000 ft, Bolus, Herb. Norm. Aust.-Afr., 646 ! Modder Fontein, 1500-2000 ft. 

 Drege, 3152a t and without precise locality, Scully, 24 ! 



The following specimens are doubtfully placed under this species : — 

 Centeal Region: Ceres Div.; at Ongeluks Eiver (see " Hemimeris 

 montana?," Burcbell, Trav. S. Afr. i. 222 note), Burchell , 122412 \ at Yuk 

 River Hoogte (one of the two species of ZZewiwer is mentioned by Burchell, I.e. 

 i. 225 note), Burchell, 1274! 



23. D. rotundifolia (Hiem) ; apparently perennial ; stems rigid, 

 pilose with short whitish spreading crisp or weak hairs, ascending, 

 branched above, 10-12 in. high, leafy; leaves opposite, broadly oval 

 or rotundate, rounded at the apex, subtruncate -at the S-T-nerved 

 base, shortly petiolate, firmly herbaceous, sparingly pilose, dusky 



