CAMPANULACE^:. XI. ROEILA. 



745 



FIG. 129. 



XI. ROE'LLA (in honour of William Roell, professor of 

 anatomy in the academy of Amsterdam). Lin. hort. cliff, p. 492. 

 t. 35. Gener. no. 219. Adans. fam. nat. 2. p. 134. Juss. gen. 

 165. Neck. elem. 1. p. 235. Gaertn. fruct. 1. p. 154. t. 31. f. 3. 

 Lam. ill. no. 346. t. 123. Gessn. phyt. p. 105. t. 13. f. 202. 

 Alph. D. C. mon. p. 172. Campanula species Seb. thes. 1. p. 

 25. t. 16. f. 5. Aculeosa, Pluk. aim. 8. t. 252. f. 4. 



LIN. SYST. Pentdndria, Monogynia. Calyx 5-cleft. Corolla 

 funnel-shaped or tubular, large, 5-lobed (129. 6). Stamens 5 ; 

 filaments broadest at ihe base. Anthers free. Stigmas 2, thick. 

 Capsule cylindrical, 2-celled, wholly inferior, perforated by the 

 permanent base of the style, and therefore appearing as if it 

 was covered by an operculum, and at length dehiscing by a 

 large hole at the apex, without valves. Seeds angular, scabrous, 

 thick. Subshrubs, rarely herbs. Leaves numerous, always al- 

 ternate, scattered over the whole plant, usually (jarrow and stiff. 

 Flowers sessile, terminal, and sometimes axillary. All the spe- 

 cies are natives of the Cape of Good Hope. 



* Plants perennial. Stem moody, more or less erect. Leaves 

 stiff". Tube of calyx covered by the leaves. O 



1 R. INCU'RVA (Banks, herb, ex Alph. D. C. mon. p. 1 72.) 

 leaves linear, acuminated, incurved at the apex : lower ones 

 setaceously ciliated : superior ones laciniately toothed ; flowers 

 solitary ; lobes of calyx glabrous, laciniately toothed ; corolla 

 variegated, length of the calycine lobes. T? G. Native of the 

 Cape of Good Hope. Flowers solitary, terminal, surrounded by 

 imbricate leaves. 



Incurved-leaved Roella. Shrub 1 foot. 



2 R. CILIA'TA (Lin. spec. 1. 

 p. 241.) leaves erect, linear, 

 acuminated, ciliated : superior 

 ones longer and entire ; flowers 

 solitary ; lobes of calyx ciliated, 

 and laciniately toothed ; corolla 

 variegated, large, longer than 

 the calycine lobes. Tj . G. Na- 

 tive of the Cape of Good Hope 

 and Barbary. Gaertn. fruct. 1. 

 p. 154. t. 21. f. 3. Lam. ill. t. 

 123. f. 1. Curt. bot. mag. t. 

 378. Lodd. bot. cab. 1156. De- 

 laun. herb. amat. 56. fasc. t. 

 332. Roella, Lin. hort. cliff, p. 

 492. t. 35. Flowers solitary, 

 terminal, surrounded by imbri- 

 cated leaves. Corollas white at 



bottom, even to the base of the lobes, where there is a deep pur- 

 ple circle, and above the circle pale violet, girded by white, and 

 lastly the lobes themselves are rose-coloured (f. 129). 



Ciliated-leaved Roella. Fl. Sept, Clt. 1774. 

 1 foot. 



3 R. RETICULA'TA (Lin. spec. 1. p. 241.) leaves erect, subu- 

 late, ciliated ; flowers solitary ; lobes of calyx ciliated, short, 

 entire ; corolla white, twice the length of the calycine lobes. Jj . 

 G. Native of the Cape of Good Hope. Lam. ill. 2577. 

 Petiv. mus. 21. f. 157. ex Lin. Roy. lugdb. 248. Stems or 

 branches pilose, very leafy. Flowers solitary, terminating the 

 branches, and axillary at the top of the stem. 



Reticulated-leaved Roella. Shrub ^ to 1 foot. 



4 R. THUNBE'RGII (Roam, et Schultes, syst. 5. p. 185.) leaves 

 lanceolate, ciliated ; flowers solitary ; stem glabrous. 17 . G. 

 Native of the Cape of Good Hope. Campanula ciliata, Thunb. 

 fl. cap. ed. Schultes, p. 172. Stem filiform, erect, branched at 

 the top, weak. Leaves glabrous, with revolute margins. Flowers 

 terminal. 



Shrub \ 



to 



7'hunberg's Roella. Shrub 1 foot. 



5 R. DUNA'NTII (Alph. D. C. mon. p. 175.) leaves erectish, 

 linear, acuminated, ciliated ; flowers solitary or glomerate ; lobes 

 of calyx downy inside, remotely toothed ; corolla longer than 

 the calycine lobes. Tj . G. Native of the Cape of Good Hope. 

 Roella, Eklon, in herb. Dunant. Stem branched, naked at the 

 base; branches diffuse. Leaves most numerous on the upper 

 part of the branches. E'lowers terminal, solitary, or 1-3 in a fas- 

 cicle. Corollas white. 



Dunant's Roella. Shrub 1 foot. 



6 R. CINE'REA (Alph. D. C. mon. p. 175.) leaves erect, linear- 

 subulate, remotely denticulated, rather tomentose at the base ; 

 flowers solitary or in fancies ; lobes of calyx entire, glabrous ; 

 corolla twice the length of the calycine lobes. Ij . G. Native 

 of the Cape of Good Hdpe, Campanula cinerea, Thunb. prod, 

 p. 38. mem. acad. petersb. 4. p. 368. t. 6. f. 4. R. glabrella, 

 Banks, herb. Stems, simple. Leaves usually furnished with 

 smaller ones in theifihcils. Flowers sessile, 4-6 at the top of 

 each stem, surrounded by leaves. 



Cinereous Roella. Shrub 1 foot. 



7 R. SPICA'TA (Thunb. prod. p. 38. Lin. suppl. p. 143.) leaves 

 lanceolate, ciliated ; flowers terminal, aggregate. 1? . G. Na- 

 tive, of the Cape of Good Hope. Stem very short, branched at 

 the Ijase, and rather decumbent. Leaves rising in fascicles from 

 the buds, glabrous, reflexed at the points. Corollas white. 



Spiked Roella. Shrub decumbent. 



8 R. SQUARROSA (Thunb. in Lin. suppl. p. 134.) leaves ovate, 

 acute, decurrent, cuspidate at the apex, and recurved, with ciliated 

 and setaceously toothed margins ; flowers glomerate ; bracteas 

 broad, ovate, acuminated ; lobes of calyx ovate, acuminated, 

 ciliated, one-half shorter than the corolla, which is white. Tj . G. 

 Native of the Cape of Good Hope. Lam. ill. 2579. Ait. hort. 

 kew. ed. 2d. vol. 1. p. 354. Stem branched, reddish ; branches 

 diffuse, reddish. Flowers disposed in terminal fascicles. 



Var. ft, Bergii (Alph. D. C. mon. p. 176.) flowers solitary. 

 Jj . G. Native of the Cape of Good Hope. R. squarrosa, 

 Berg. pi. cap. p. 42. R. filiformis, Lam. ill. no. 2580. t. 123. 

 f. 2. but not of Poir. R. rigidula, Banks, herb. 



Squarrose-leaved Roella. Fl. July. Clt. 1787. Shrub J 

 to 1 foot. 



* * Perennial, trailing, branched plants. Branches filiform, 

 very leafy. Leaves stiff. Tube of calyx naked, filiform. 



9 R. MUSCOSA (Thunb. in Lin. suppl. p. 143. prod. p. 38.) 

 leaves spreading, ovate, acute, remotely serrated, glabrous ; 

 flowers solitary ; lobes of calyx ovate-acuminated, entire, gla- 

 brous, or a little ciliated, 3 or 4 times shorter than the corolla, 

 which is blue. If. . G. Native of the Cape of Good Hope, in 

 a large ditch in front of the Table Mountain. Rcem. et Schultes, 

 syst. 5!. p. 75. Alph. D. C. mon. p. 177. R. caespitosa, Banks, 

 herb. 'Burch. cat. pi. afr. no. 636. A humble trailing plant, 

 with diffuse branches. Flowers terminal, sessile. 



Mossy Roella. Fl. July, Sept. Clt. 1802. PI. trailing. 



Plant annual. Stem herbaceous, erect. Leaves thin, 

 broad. Tube of calyx naked, ovoid. 



VOL. HI. 



10 1. DECU'RRENS (Lher. sert. angl. p. 2. t. 6.) leaves spread- 

 ing, decurrent, ovate-oblong, ciliated at the base, nearly entire ; 

 flowers solitary ; lobes of calyx acuminated, ciliated, 3 times 

 shorter than the corolla. Q . F. Native of the Cape of Good 

 Hope. Ait. hort. kew. ed. 1st. vol. 1. p. 226. Lam. ill. no. 

 2582. Roem. et Schultes, syst. 5. p. 74. exclusive of syn. bot. 

 rep. t. 238. Stem branched, very leafy, pilose. Flowers ter- 

 minal, blue. ? 



Decurrent-lewed Roella. Fl. July, Sept. Clt. 1787. PI. ^ 

 foot. 



5 C 



