■268 



XCII. SCROPHULARIACE^E (HEMSLEY AND SKAN). [AptOSWlum. 



Leaves 1^-2 in. long; calyx li-2 lin. 



long; corolla up to 12 lin. long . 9. A. angustifolium. 

 Flowers several together; leaves about 



2| in. long ..... 10. A. Schinzii. 



** Leaves lanceolate, oblanceolate, obovate or oblong, 

 usually less than 1 in. long ; midrib not 

 Insistent. 

 Branches with a thick corky layer; leaves and 



calyx glabrous . . . . . . 11. A. suberosum. 



Branches without a thick corky layer ; leaves and 

 calyx more or less hairy. 

 Hairs mostly not glandular; leaves ^-f in. long. 



Branches slender; leaves distinctly petiolate . 14. A. elongatum. 

 Branches 2-2^ I'm. thick at the base : leaves 



sessile ....... 15. A. imbescens. 



Hairs mostly glandular; leaves 1-2 in. long. 

 Plant not densely hairy ; hairs often very 

 short and stiff ; leaves broadest at or above 

 the middle . . . . . . 12. A. decumbens. 



Plant densely hairy; hairs often long and 

 very slender; leaves broadest below the 

 middle . . . . . . . 13. A. molle. 



1. A. pumilum, Benth. in DC. Prodr. x. 345. A densely 

 •crespitose annual or biennial herb 3 or 4 in. high. Leaves linear, 

 linear-lanceolate or linear-oblong, 1-3 in. long, 1^-3 \ lin. broad, 

 minutely pubescent, slightly scabrid especially on the margins and 

 on the underside of the midrib, attenuated and conspicuously ciliate 

 at the base ; midrib hard but scarcely spinescent. Flowers sessile, 

 solitary or two or more together, shorter than the leaves. Bracts 

 •ciliate, linear, shorter than the calyx in the lower flowers, longer than 

 the calyx in the upper. Calyx-tube very short ; segments \ in. long, 

 subulate, ciliate. Corolla scarcely \ in. long, white outside, blue inside, 

 pubescent. Anthers of the lower stamens nearly glabrous. Capsule 

 globose, compressed at the apex, slightly emarginate. Seeds rather 

 long,subquadrangular, black, minutely papillose. — Chilostigma pumilum, 

 Hochst. in Flora, 1841, i. 372. 



BTile Land. Kordofan : Kohn Mountain, Kotsehy, 227 ! 



2. A. Nelsii, Weber in Bull. Herb. Boiss. 2 me sir. iii. 900. An under- 

 shrub with a thick few-branched stem bearing short spines ; branches 

 •erect, densely leafy, very minutely puberulous. Leaves linear or 

 narrowly elliptic, about 3 in. long and 1^ lin. broad, broadest above the 

 middle, gradually narrowed towards the base, glandular on both sides, 

 furnished on the upper side at the base with numerous short conical 

 hairs. Flowers shortly pedunculate, 3 (rarely 5) in axillary dichasia. 

 Bracts about 5 lin. long. Calyx 3v>- lin. long, glandular-hairy inside 

 •and outside, sparing ciliate in the angles between the teeth ; tube 1-1 h 

 lin. long ; segments narrowly lanceolate, twice as long as the tube. 

 'Corolla blue, about 1 in. long, sparingly glandular outside ; lobes short, 

 •oval. Upper stamens 2 lin. long; lower 4^ lin. long : smaller anthers 

 without pollen. Capsule obovoid, pilose. 



