BYTTNERIACE^E. XIX. MAHERNIA. XX. RUIZIA. XXI. PENTAPETES. 



535 



the whole plant is very smooth ; leaves pinnatifid, with entire, 

 blunt lobes ; stipulas ovate ; peduncles usually 2-flowered, 

 shorter than the leaves ; stem erect. Jj . G. Flowers nodding, 

 of a vermilion colour. 



famished Mahernia. Fl. June, Aug. Clt. 1816. Shrub 1 

 to 2 feet. 



13 M. GLABRA'TA (Cav. diss. 6. p. 326. t. 200. f. 1.) leaves 

 roughish from dots and stellated down, lanceolate, distantly, pin- 

 natifidly toothed ; stipulas ovate, mucronate ; peduncles very long, 

 2-flowered. Tj . G. Jacq. schcenbr. 1. t. 53. Hermannia gla- 

 brata, Lin. fil. suppl. 301. Mahernia odorata, Andr. bot. rep. 

 t. 85. Flowers drooping, yellow, witli a scent like the Jon- 

 quil ; they are rather large. 



Smooth Mahernia. Fl. April, June. Clt. 1789. Shrub 1 

 to 2 feet. 



14 M. OXALIDIFLO'RA (Burch. cat. no. 1536. trav. 1. p. 295.) 

 leaves smooth, pinnatifid, with entire, acutish lobes ; stipulas 

 ovate, acute ; branches erect, rather scabrous ; peduncles 1-2- 

 flowered, longer than the leaves, fj . G. Resembles M. ver- 

 nicata, but with the leaves more deeply cut, and with flowers 

 twice the size. Flowers red or yellow. 



Oxalis-flowered Mahernia. Fl. April, July. Clt. 1817. Shrub 

 1 to 2 feet. 



15 M. GRANDIFLO'RA (Burch. trav. 1. p. 295. and bot. reg. 

 3. t. 224.) leaves lanceolate-cuneated, obtuse, serrate-toothed, 

 white beneath ; peduncles usually 2-flowered, divaricating, and 

 are as well as the calyxes clammy. ^ . G. Paters, trav. p. 60 

 with a figure. Flowers campanulate, the largest of all the genus, 

 drooping, red. M. Burchellii, Sweet. 



Great-Homered Mahernia. Fl. May, July. Clt. 1812. Shrub 

 1 to 2 feet. 



16 M. BISERRATA (Cav. diss. 6. p. 326. t. 200. f. 2.) leaves 

 smooth, ovate-lanceolate, unequally toothed ; stipulas lanceolate, 

 mucronate ; peduncles 3-flowered, length of leaves. Tj . G. 

 Hermannia biserrata, Lin. fil. suppl. 302. Flowers yellow. Habit 

 of Hermannia. 



Twice-serrate-leaved Mahernia. Shrub 1 to 2 feet. 



17 M. VESICA'RIA (D. C. prod. 1. p. 497.) leaves clothed 

 with stellate hairs beneath, lanceolate, pinnatifid, with 2-3- 

 toothed lobes ; stipulas setaceous ; stem hairy ; flowers terminal, 

 racemose ; peduncles 1 -flowered; fruit inflated, 5-angled. 17 . 

 G. Native of? Hermannia vesicaria, Cav. diss. 6. p. 331. t. 

 181. f. 2. M. odorata, var. /3? incisa, Pers. ench. 2. p. 218. 

 Flowers yellow. Filaments obcordate, hairy. 



Bladdery-capsuled Mahernia. Fl. May, July. Clt. 1818. 

 Shrub 1 to 2 feet. 



18 M. LINNJEOI'DES (Burch. cat. no. 1878.) leaves ovate- 

 roundish, crenated, clothed with dots of stellate down ; stipulas 

 acute ; pedicels 1 -2-flowered, much longer than the leaves. I/ . 

 G. Flowers red ? A very distinct species, with the habit of 

 Linnce'a borealis. 



Linncea-like Mahernia. PI. -J foot. 



19 M.? VIOLA'CEA (Burch. cat. no. 3098.) leaves ovate, ob- 

 tuse, toothed, smooth ; peduncles 1-3-flowered, longer than the 

 leaves, and opposite them. "%. 1 G. Flowers of a violet-colour. 

 Plant with the habit of Melbchia pyramidata. 



Violaceous-fiovtered Mahernia. PI. 1 foot. 



20 M. SPINO'SA (Burch. trav. 1. p. 279.) leaves minute, 

 wedge-shaped, usually 3-toothed at the apex, and are smcoth as 

 well as the erect, branched stem. Tj G. 



Spinose Mahernia. Shrub 1 to 2 feet. 



Cult. Mahernia is a genus of pretty little shrubs. An equal 

 mixture of loam and peat suits them best, and young cuttings 

 taken off at a joint, and planted in the same kind of soil, under 

 a hand-glass, will root readily. 



Tribe IV. 



DOMBE YA' CEjE (plants agreeing with Dombeya in im- 

 portant characters.) Kunth, malv. p. 12. D. C. prod. 1. p. 497. 



Calyx 5-lobed (f. 92. a.). Petals 5, flat, large, rather unequal- 

 sided (f. 92. 6.), convolute when in the bud. Stamens multiple 

 the number of petals, in one row, monadelphous (f. 92. d. c.), 

 rarely all fertile, but generally intermixed with sterile thread- 

 like filaments, or strap-formed ones (f. 92. d.); with 2 or 3 fer- 

 tile ones between each sterile one (f. 92. c.). Styles 3-5, joined 

 (f. 92. /.) or free. Ovulae 2 in each cell, or if more they are 

 disposed in 2 rows. Embryo straight, located in the axis of a 

 fleshy albumen. Cotyledons leafy, usually bifid, twisted, or 

 flat. This tribe contains shrubs and trees usually with large 

 elegant flowers. 



XX. RUI'ZIA (in honour of Don Hippolito Ruiz, a traveller 

 in Peru and Chili, author of Flora Peruviana et Chilensis, in 5 

 vols. 4to. in conjunction with Pavon, see Pavbnia.') Cav. diss. 

 p. 3. 117. D. C. prod. 1. p. 497. 



LIN. SYST. Monadelphia, Polydndria. Calyx permanent, 

 5-parted, surrounded by a 3-leaved, deciduous involucel. Petals 

 5. Stamens 30-40, joined into an urceolus, all bearing anthers. 

 Styles 10. Carpels 10, woody-membranous, 2-seeded, cohering 

 closely together. Seeds rather triquetrous, not winged. Shrubs, 

 natives of the Mauritius. Leaves lobed or entire, clothed with 

 mealy down beneath. Peduncles axillary, bifid, corymbose. 

 Flowers small. 



1 R. CORDA'TA (Cav. diss. 3. p. 117. t. 36. f. 2.) leaves cor- 

 date, oblong, acuminated, repand, hoary. Jj. S. Native of 

 the island of Bourbon. Flowers pale-yellow. 



Cordate-leaved Ruizia. Shrub 6 feet. 



2 R. LOBA'TA (Cav. diss. 3. p. 118. t. 36. f. 1.) leaves cor- 

 date, crenated, 3-5-lobed, oblong, middle lobe longest and acu- 

 minated, hoary beneath, and smooth above, fj . S. Native of 

 the island of Bourbon. Flowers pale-red. 



Zo&ed-leaved Ruizia. Clt. 1816. Shrub 6 feet. 



3 R. VARIA'BILIS (Jacq. schcenbr. 3. t. 295.) leaves of flower- 

 ing branches palmatifid, those of sterile branches palmate- 

 parted, hoary beneath. Tj . S. Native of the island of 

 Bourbon. R. palmata, Cav. diss. 3. p. 1 19. t. 37. f. 1. Flowers 

 pale-red. 



Var. /3, laciniata (Cav. diss. 3. p. 119. t. 37. f. 2.) leaves 

 palmate-parted, with linear, very narrow, pinnatifid lobes. *j . S. 

 Native of the island of Bourbon. Flowers pale-red. 



Variable-leaved Ruizia. Fl. May. Clt. 1792. Shrub 10 ft. 



Cult. The species of Ruizia thrive well in a mixture of loam, 

 sand, and peat ; and cuttings will root freely if planted in the 

 same kind of soil under a hand-glass, in heat. 



XXI. PENTA'PETES (one of the names given by the 

 Greeks to Cinquefoil, from irtvre, pente, five, in allusion to the 

 5-celled fruit.) Lin. gen. no. 834. D. C. prod. 1. p. 498. 

 Brotera, Cav. icon. 5. p. 19. 



LIN. SYST. Monadelphia, Polydndria. Calyx deciduous, 

 girded by a unilateral, 3-leaved involucel. Petals 5. Stamens 

 with 3 antheriferous filaments between each sterile one. Style 

 1, with 5 teeth at the apex, or 5 styles joined together. Cap- 

 sule 5-celled, 5-valved, many-seeded. Seeds naked, never 

 winged. Annual herbs, with undivided leaves, and axillary, 

 1 or few-flowered peduncles. Flowers shewy. 



1 P. PHCENI'CEA (Lin. spec. 958.) leaves lanceolate, halbert- 

 shaped, serrated; flowers 1-2, axillary, drooping ; anthers 15; 

 style 1, 5-toothed at the apex. $ . S. Native of the East 



