Isolobus.| CAMPANULACEZ (Sond.) 535 
hemispherical, hispid, shorter than the linear, acuminate lobes ; tube of 
corolla equalling the calyx, with roundish mucronulate lobes ; * capsule 
roundish. M. conspicua, var. gracilis Presl.! Comm. pl. Drege, p. 284. 
M. co A, DC.! 1. ¢. p. 352. Lobelia campanulata, Lam.! dict. 3. 
P. 5 
Has. Draakensteenbergen, 2-300 ft., Drege ; Modderfontyn, Namaqualand, V. 
Schlicht. Rev. H. Whitchead. Cape, Vaillant, Herb. Lamark. Ort. (Herb, Roeper., 
D., Sd.) 
in habit and size exactly M. conspicua, Sal. and only differing by eet 
roundish at the base. Lower leaves ovate-lanceolate, entire or a few toothed caulin 
leaves 6-8 lines long, 1-2 lines wide. Calyx-lobes soon reflexed, 2 lines long. Tube 
of corolla 4 lines long, limb rotate. Capsule the size of a small. pea. 
IV. ISOLOBUS, A. DC. 
Calyzx-tube turbinate or obeonical, elongate. Corolla split the whole 
length down the back, unilabiate, 5-fid ; lobes equal, spreading. Anthers 
of the two lower stamens terminated by a single seta. Stigma bilobed. 
DC. Prod. 7, 2, p. 352. Lobelia, Spec. Auct. Pratie, Spec. G. Don. Gen. 
Syst. Gard. 3, p. 699. Monopsis, Sp. Presl. Prod. Lob. p. 11. Rapunt. 
Spec. Presl. Comm. pl. Drege, p. 287. 
Perennial herbs or sub-shrubs. Leaves alternate, serrate. Flowers solitary, 
axillary or aggregated at the apex, white or purplish. Name from ios, equal, and 
AoBos, lobe, in reference to the equal lobes of stigma. 
Ascending or erect ; fl. in dense, terminal corymbs ..._... (1) corymbosus. 
Diffuse, procumbent ; fi. axillary, on thread-like pedicels ... (2) Ecklonianus. 
1. I. corymbosus (A. DC.!1.c.); glabrous; stem ascending or 
erect, angular, branched ; leaves inciso-serrate, lower ones obovate or 
suborbicular, petiolate, upper sessile, lanceolate- spathulate or sublinear ; 
lowers disposed in dense, terminal corymbs; bracteze narrow-linear, 
toothed, longer than the pedicels ; calyx-tube turbinate with acumi- 
nate lobes. Monopsis corymbosa, Presl ! 1. ¢. 
Var. a. foliosus; branches leafy at the apex ; upper leaves lanceolate or linear- 
spathulate. I. corymbosus, A. DO. cg sis arte” tet iene pga 
Philos. Jour. Oct. 1826, p. 385. Hook. Bot. Mag. t. 2693. _Pratia corymbosa, G. Don. 
lc. BE. Zn. 2453. Herb. Un. itin. n. 489. ical 
Var. 8. jasionoides; branches ee leafy or nearly naked at the apex ; 
upper leaves linear-lanceolate or linear. 7. jastonoides, A. DC.! l. ¢. p. 353. Deless. 
Icon. vol. 5, t. 8. Rap. corymbosum, Presl.! E. Meyer, comm. pl. Drege, p. 287. Zeyh. 
Mm. 3117. 
Var. y. sparsiflorus; branches sparingly leafy or nearly naked at the apex ; 
upper — sublinear ; ‘flowers axillary, solitary, the terminal subcorymbose. Zey. 
nm. 311 
Has. Sandy and rocky places, Tablemountain ; Hott. Holl. ; Kleinriviersberg, 
Caledon, E.g¢ Z.; var. 8. Baviansberg, Genadenthal, Dr. Pappe ; Rivierzonder Einde, 
E. & Z.; between Ebenezar and Giftberg, and in Caffraria, Drege ; var. -y. near 
Voormansbosh, Swellendam, Zey., W. H. H. Oct.—Jan. (Herb. Hook., D., Sd.) 
Perennial herb, 3-14 foot high, much-branched. Leaves decurrent, sharply 
serrate, 6-8 lines long ; ; the lower suborbicular, ovate or obovate, 3 lines wide ; the 
middle oblong-cuneate or spathulate, the upper sublinear, about 1 line wide ; peti- 
oles of the lower leaves as long or shorter than the limb. Corymb or condensed 
raceme 4-1 inch long and broad, sometimes smaller, Pedicels and calyx hairy 
or glabrous. Corolla 2 lines long, 5-fid, purplish or white with purplish spots. 
Anthers shorter or as long as the aie often subexserted. Capsule bivalved. 
