248 



POLEMONIACEjE. XII. LCSSELIA. XIII. CANTUA. 



Scarlet Lceselia. Fl. ? Clt. 1824. Shrub 3 to 4 feet. 



3 L. CCERU'LEA ; leaves nearly sessile, lanceolate or oblong- 

 lanceolate, sharply serrated ; flowers usually solitary, on the tops 

 of the branchlets ; bracteas obovate, mucronately serrated, dia- 

 phanous, white, veined with green, smoothish. t? . G. Native 

 of Mexico, along with the preceding species. Hoitzia cceriilea, 

 Cav. icon. 4. p. 44. t. 366. H. B. et Kunth, nov. gen. 3. p. 163. 

 Cantua ccerulea, Poir. suppl. 2. p. 80. Stems diffuse. Branches 

 clothed with hair-like down. Leaves acutely mucronate, obtuse 

 at the base, scabrous above, and hairy on the veins beneath ; 

 serratures mucronately awned. Flowers usually solitary, but 

 sometimes twin or tern, ex Bonpl. Calycine segments oblong, 

 mucronate, 3-nerved in the middle. Corolla blue, glabrous, 

 with obovate, spreading segments. 



/e-flowered Loeselia. Fl. ? Clt. 1824. Shrub 1 to 2 feet. 



4 L. GLANDULOSA ; leaves ovate-lanceolate, petiolate, spiny- 

 toothed ; those of the branches nearly linear ; flowers axillary, 

 solitary, pedunculate ; bracteas lanceolate, obsoletely denticu- 

 lated. >2 G. Native of Mexico, between Actopan and Salva- 

 tierra, where it is called by the natives, Huitzitzillzin ; hence 

 the generic name. Hoitzia glandulbsa, Cav. icon. 4. p. 45. t. 367. 

 Cantua glandulosa, Poir. suppl. 2. p. 80. Stem beset with 

 glandular hairs. Calycine segments subulate. Bracteas beset 

 with glandular pi!i on the back. Corolla red. Capsule ovate- 

 oblong. 



Glandular Lceselia. Fl.? Clt. 1825. Shrub 2 feet. 



5 L. ARISTA'TA ; leaves petiolate, ovate, doubly serrated ; 

 flowers numerous, crowded at the tops of the branches ; brac- 

 teas ovate, dentately awned, diaphanous, reticulated with green 

 veins, glabrous, outer ones cordate, remote, and smaller, fy . G. 

 Native of Mexico, between Lagura and Actopan, &c. Hoitzia 

 arista ta, H. B. et Kunth, nov. gen. amer. 3. p. 164. Branches 

 glabrous, but the branchlets are downy. Leaves acute, rounded 

 at the base, scabrous above, and paler and hairy on the nerves 

 and veins beneath ; teeth mucronately awned. Calycine seg- 

 ments lanceolate, subulate at the apex, 1 -nerved. Corolla vio- 

 laceous ; with spatulate, rounded, ciliated segments. 



Awned Lceselia. Shrub. 



6 L, CERVANTE'SII ; branches clothed with glandular hairs ; 

 leaves nearly sessile, oblong or oblong-lanceolate, sharply serru- 

 lated ; flowers twin, crowded at the tops of the branches ; brac- 

 teas linear, 1-nerved, mucronate, acutely serrulated towards the 

 top, and beset with glandular villi. J? . G. Native of Mexico, 

 with the preceding. Hoitzia Cervantesii, H. B. et Kunth, nov. 

 gen. amer. 3. p. 164. H. spicata, Rcem. et Schultes, syst. 4. p. 

 165. Shrub much branched. Leaves scabrous on the nerves 

 and veins, on both surfaces ; teeth mucronate. Calycine seg- 

 ments lanceolate, acutely mucronate, serrulated at apex, marked 

 with 3 green nerves. Corolla violaceous ; with obovate seg- 

 ments. 



Cervantes' Lceselia. Shrub. 



7 L. CONGLOMERA'TA ; branches clothed with glandular villi ; 

 leaves on short petioles, ovate, sharply serrated ; flowers soli- 

 tary, crowded into heads at the tops of the branchlets ; bracteas 

 lanceolate, acutely serrulated, veiny, and clothed with glan- 

 dular hairs. Tj . G. Native of Mexico. Hoitzia conglomerata, 

 H. B. et Kunth, nov. gen. 3. p. 165. H. capitata, Willd. 

 rel. in Rcem. et Schultes, syst. 4. p. 370. Shrub canescent. 

 Leaves acuminated, narrowed at the base, hairy on both sur- 

 faces ; teeth mucronate. Calycine segments 5 -toothed at top ; 

 teeth subulate. Corolla violaceous. 



Conglomerate-dowered Lceselia. Shrub. 



8 L. NEPET.SF&LIA (Schlecht. et Cham, in Linnaea, 6. p. 385, 

 under Hoitzia.) stems erect, terete, compressed at the nodi, and 

 are, as well as the bracteas, downy ; cauline leaves cuneated, 

 entire, ovate, acute, serrated, tapering into the petioles ; serra- 



12 



tures acuminated, paler beneath, with that part of the stem 

 ciliated which runs from the middle of the nerves of the leaves ; 

 flowers nearly sessile, solitary, or loosely approximate, each in- 

 volucrated by 4-5 bracteas ; teeth of bracteas cuspidate ; sta- 

 mens equal in length to the corolla. Jj . G. Native of Mexico, 

 in meadows, about Misantla and Colipa. Habit of Labiatce. 

 Flowers small, purple, or bluish purple. 



Nepete-leaved Lceselia. Shrub. 



9 L. INVOLUCRA'TA ; plant clothed with minute, glandular 

 pubescence ; leaves petiolate, ovate, acute, doubly toothed, and 

 fringed on the margins ; bracteas about as long as the flowers ; 

 flowers in fascicles. Pj . G. Native of Mexico. Phlox 

 involucrata, Sesse et Moc. in herb. Lamb. Calyx with mem- 

 branous, acuminated segments. Stem nearly glabrous, slender. 



Involucrated Lceselia. Shrub 2 to 3 feet. 



Cult. The species of Lceselia are extremely elegant shrubs, 

 particularly while in blossom. A mixture of loam, peat, and 

 sand, is the best soil for them ; and cuttings will strike root in 

 sand, under a hand-glass. 



XIII. CA'NTUA (Cantu is the Peruvian name of one of the 

 species.) Juss. gen. ed. Usteri, p. 152. ann. mus. 3. p. 

 117. Lam. ill. t. 106. f. 1. H. B. et Kunth, nov. gen. amer. 3. 

 p. 161. D. Don, in edinb. phil. journ. Periphragmos, Ruiz, et 

 Pav. fl. per. 2. p. 17. 



LIN. SYST. Pentandria, Monogynia. Calyx tubular, 5- 

 toothed, usually cleft to the middle on both sides. Corolla 

 funnel-shaped, 3 times longer than the calyx; tube cursed a 

 little; Iimb5-lobed; lobes obcordate, convolute in aestivation. 

 Stamens inserted in the tube near the base, exserted. Capsule 

 oblong, trigonal, with 3 deep furrows opposite the dissepiments ; 

 valves coriaceously crustaceous; cells many-seeded ; seeds oval, 

 compressed, girded by an oblong, membranous wing. Albumen 

 sparing. Radicle shorter than the cotyledons. Erect, branched 

 shrubs, natives of Peru, with the habit of Lycium. Leaves 

 alternate, petiolate, elliptic, acuminated, or cuneate-oblong, quite 

 entire, or serrated, or rarely pinnatifidly sinuated, downy on both 

 surfaces while young, but always on the under surface. Flowers 

 terminal, corymbose, rarely almost solitary, as in C. ovdta, white 

 or purple ; in C. buxifblia, large and showy. 



1 C. PYRIFOLIA (Juss. ann. mus. 3. p. 117. t. 7.) leaves 

 elliptic, acuminated, quite entire ; corymbs dense-flowered ; pe- 

 duncles downy ; stamens twice as long as the corolla, which is 

 curved. Tj . G. Native of Peru, near Loxa, where it is called 

 Turn by the natives. Lam. ill. 1. 1. 106. f. 1. H. B. et Kunth, 

 nov. gen. amer. 3. p. 161. Periphragmos flexuoius, Ruiz, et 

 Pav. fl. per. 2. p. 17. t. 131. Cantua flexuosa, Pers. ench. 1. 

 p. 187. Cantua Peruviana.Gmel. syst. l.p. 347. Cantua Loxensis, 

 Willd. herb, in Rcem. et Schultes, syst. 4. p. 369. Leaves fas- 

 cicled. Corolla white. Calyx 3-5-toothed, ex Ruiz, et Pav. 

 The saliva becomes yellow by chewing the leaves of this species. 



Pear-leaved Cantua. Shrub 5 to 6 feet. 



2 C. THE^EFOLIA (D. Don, in edinb. phil. journ. 1823.) leaves 

 ovate-lanceolate, bluntly acuminated, serrated ; corymbs few- 

 flowered ; peduncles glabrous ; stamens shorter than the co- 

 rolla, which is curved. ^ G. Native of Peru. Periphragmos 

 species, nova Pavon mss. Habit of the preceding ; but differs in 

 characters indicated above, and in the larger flowers, in the 

 longer capsules, and much larger seeds. 



Tea-leaved Cantua. Shrub 5 to 6 feet. 



3 C. QUERCIFOLIA (Juss. ann. mus. 3. p. 118.) leaves oblong, 

 sinuately pinnatifkl, acuminated ; corymbs many-flowered ; pe- 

 duncles clothed with glandular hairs; stamens much exceeding 

 the corolla, which is salver-shaped. T^ . G. Native of Peru, 

 where it is called Pipiso by the natives ; and on the Andes, near 

 Nabon. H. B. et Kunth, nov. gen. 3. p. 161. Branches 



