Celsia. | XCII. SCROPHULARIACEA (HEMSLEY AND SKAN). 281 
sinuate-dentate, pinnatifid or dissected. Racemes or spikes terminal, 
simple or more rarely branched. Corolla yellow, purple or red. 
Species about 40, natives of Southern Europe, Northern and Tropical Africa, 
Western Asia and Eastern India. 
C. parvifolia, Eng). in Engl. Jahrb. x. 252 is Alectra parvifolia, Schinz. 
Leaves all distinctly pinnate or rarely simple; stem 
herbaceous ; bracts broad at the base. 
Leaves often with large stipule-like auricles; bracts 
scarcely cordate; pedicels 9-10 lin. long . . 1. C. tnterrupta. 
Leaves not auricled; bracts (lower ones at least) 
cordate ; pedicels 3-6 lin. long. : : 
Leaves all simple or rarely a few pinnate ; stem woody. 
Leaves glabrous or very shortly pubescent ;  inflo- 
2. C. valerianefolia. 
rescence quite glabrous and smooth . : . 38. C. pedunculosa. 
Leaves densely covered with long soft hairs; inflo- 
rescence scabrid —.. : . . 4. C. sedgwickiana. 
Leaves all simple; stem woody or herbaceous. 
Branches often spinescent; pedicels persistent and 
spinescent : : . : 
Branches and pedicels not spinescent. 
Bracts less than half as long as the pedicels: 
pedicels long and slender; plant rather 
slender, diffusely branched. 
Bracts 4-5 lin, long, 2-4 lin. broad; leaves 
more or less floccose-tomentose. 
Capsule ovoid, scarcely longer or shorter than 
the calyx = : : : : C. floccosa. 
Capsule globose, twice as long as the calyx . C. affinis. 
Bracts 14-3 lin. long, about 4 lin. broad; leaves 
very shortly hairy, not floccose-tomentose . 8. C. scabrida, 
Bracts from half as long as to longer than the 
pedicels; pedicels short and stout; plant 
rather stout, unbranched or sparingly 
branched, 
Bracts nearly as Jong as or Jonger than the 
pedicels ; calyx-segments 3-45 lin. long. 
Leaves very much crowded, up to 2} in. 
long und 64 lin. broad, distinctly rugose. 9. C. densifolia. 
Leaves not crowded, up to 5 in. long and 
. CO. arbuscula. 
Or 
hee 
1} in. broad, not rugose. . . . 10. C. serophulariafolia. 
Bracts only half as long as the pedicels ; calyx- ee 
segments 23 lin. long : : . 11. C. brevipedicellata, 
1. C. interrupta, Fresen. in Flora, 1838, 605. Aslender biennial 
about 2 ft. high, glabrous on the stem and leaves, sprinkled with minute 
pale yellow, very shortly stalked glands on the inflorescence ; stem simple, 
Striate, herbaceous. Leaves interruptedly pinnate or very irregularly 
pinnatisect, up to 4 in. long; larger segments oblong-lanceolate, the 
terminal one orly a little larger than the largest lateral, irregularly 
dentate ; lateral segments sometimes very narrow, often reduced to 
mere teeth a line or two long ; petioles of the upper leaves with semi- 
amplexicaul dentate or incised stipule-like appendages at the base. 
Panicle nearly 1 ft. long, sparingly branched at the base ; bracts } in. 
long, ovate to lanceolate, acuminate, scarcely cordate at the base, some- 
