VIOLARIE^E. I. CALYPTRION. IF. NOISETTIA. III. SCHWEIGGERIA. 



319 



like C. AMelil, according to K until, Viola excelsa, Willd. herb, 

 ex Roam, and Schult. syst. 5. p. 391. Flowers large, white. 

 Orinoco Hooded-violet. Shrub climbing. 



2. Flowers small, disposed in axillary crowded fascicles. 



5 C. ? FRANGUL^FOLIUM (Ging. mss. and D. C. prod. 1 . p. 289.) 

 stem twining to the right ; leaves oblong-elliptical, acute, rounded 

 at the base, obsoletely serrulated, puberulous on both surfaces ; 

 flowers disposed in crowded fascicles, exceeding the footstalks 

 of the leaves ; sepals narrow, acuminated ; lower petal emar- 

 ginate at the top ; spur (hood) obtuse, flattened on the sides ; 

 stamens furnished with very long smooth appendages. Tj . . S. 

 Native in the Andes about Popayan at the height of 6016 feet. 

 Noisettia frangulaefolia, H. B. et Kunth. nov. gen. amer. 5. 

 p. 384. t. 499. a and b f. 1. Flowers like those of Noisettia 

 but the habit of the plant agrees with Calyptrion. 



Frangula-leaved Hooded-violet. Shrub twining. 



f Doubtful Species. 



6 C.? DIA'NDRUM (Ging. mss. and D. C. prod. 1. p. 289.) 

 stem herbaceous, creeping ; leaves oblong ; peduncles solitary ; 

 lower petal trifid. Tf.. S. Viola diandra, Allemand in Lin. 

 syst. 669. lonidium diandrum, Rcem. et Schult. syst. 5. p. 

 399. Flowers white ? 



Diandrous Hooded-violet. PI. creeping or twining. 



Cult. Elegant climbing shrubs, well adapted for covering 

 rafters in stoves. A rich light soil will suit them best, and 

 young cuttings will root freely if planted in a pot of sand, 

 placed under a hand-glass, in heat. 



II. NOISE'TTIA (in honour of Louis Noisette, an eminent 

 French cultivator and writer on fruit-trees, author of Le Jardin 

 Frutier, 2. fasc. in 4to. 1813). H. B. et Kunth, nov. gen. amer. 5. 

 p. 382. exclusive of the synonym of Aublet, Bigelowia, D. C. 

 mss. but not of Sprengel. 



LIN. SYST. Pent&ndria, Monogynia. Calyx middle-sized, 

 running into the pedicel at base ; sepals 5 (f. 63. e.), unequal, 2 

 lower ones usually with unequal sides. Lower petal large (f. 63. b.), 

 with the limb involute in aestivation, drawn out behind into a long 

 straight cylindrical tube (f. 63. c.); 2 lateral petals short, ascend- 

 ing, the rest smaller, all smooth? Stamens free ; filaments dilated 

 at the base and furnished with a membrane at the top, bearing 

 the anthers low down ; anthers hardly longer than the ovary, 

 with sub-sagittate lobes, the two anterior anthers drawn out on 

 the back into nectariferous awl-shaped appendages (f. 63. g.}, 

 which are drawn in, within the tube. Ovary superior; ovulas 

 usually 12-30 ? rather pear-shaped (H.B. et Kunth. 1. c.). Cap- 

 sule 1 -celled, 3-valved, membranous, ovate, obsoletely 3-sided, 

 veiny, with linear placentas ; valves few-seeded. Erect or scandent 

 shrubs, with twiggy branches. Leaves alternate, simple, stalked, 

 feather-nerved. Stipulas in pairs, usually running down the stem. 

 Flowers on pedicels ; pedicels many, or from abortion solitary, 

 bibracteolate towards the middle, but not jointed, disposed in 

 axillary crowded fascicles. Flowers of a pale colour. 



1 N. LONGIFO'LIA (H. B. et Kunth. nov. gen. amer. 5. p. 382. 

 t. 499. b & f. ii.) stem shrubby, striated, simple or branched ; 

 leaves lanceolate, serrated, acute, tapering into the short foot- 

 stalks at the base ; flowers in bundles ; peduncles bractless ; 

 spur awl-shaped, length of pedicel ; sepals lanceolate, acumin- 

 ated, 2 lower ones unequal-sided, eared on the outside at the 

 base ; lower petal obcordate, lateral ones oblong, obtuse, the 

 rest ovate ; ovary many-seeded ; stigma hooked. Jj . S. Na- 

 tive of Cayenne. Viola longifolia, Poir. diet. 8. p. 649. loni- 

 dium longifolium, Roem. et Schultz. syst. 5. p. 398. Flowers 

 cream-coloured or white. 



Long-leaved Noisettia. Clt. 1824. Shrub 1 to 1| foot. 



Petals 

 foot. 



2 N. ORCHIDIFLO'RA (Ging. mss. FIG. 

 et D. C. prod. 1. p. 290.) stem 



slender, smooth ; leaves lanceolate, 

 serrulatedjonlong footstalks; flowers 

 4-6 in a fascicle ; spnr obtuse, a 

 little shorter than the pedicel. Tj ? 

 S. Native of Guiana. Viola orchi- 

 di flora. Rudge, pi. guian. rar. 1. p. 

 11. t. 10. lonidium orchidiflorum, 

 Rcem. et Schult. syst. 5. p. 400. 

 Flowers cream-coloured or white 

 (f. 63.). 



Var. /3; leaves lanceolate, acu- 

 minated, serrated, tapering at the 

 base into the long footstalk, gla- 

 brous ; flowers 3-4 lines long, 3-4 

 in each fascicle ; capsules 3-sided, 

 straw-coloured, 2-3-seeded, with ovate, veiny, glabrous valves. 

 Jj . S. Native of Guiana. 



Orchis-flowered Noisettia. Shrub 1| foot. 



3 N. GALEOPSIFO'LIA (St. Hil. in mem. mus. 11. p. 461.) 

 stems somewhat herbaceous, simple, triangular, a little winged ; 

 leaves lanceolate, rather acuminated, acute, serrated ; flowers 

 in racemose bundles; peduncles bractless; ovary usually con- 

 taining 15 seeds. 2/ . S. Native of Brasil in old woods on the 

 eastern part of the province of Minas-Geraes, near the village 

 called Rio-Vermelho. N. longifolia, Nees et Mart, in nov. 

 act. Bonn. 12. p. 48. but not of Kunth. Root yellow. 



pale yellow, but pale scarlet at the apex. 



Hemp-Netlle-leaved Noisettia. Fl. April. PI. 1 to 1 _ 



4 N. ? ROQUEFEUILLA'NA (St. Hil. in mem. mus. 11. p. 462. 

 t. 22. f. c.) plant glabrous, stems shrubby, round, climbing, 

 branched ; leaves ovate or oblong, or elliptical-lanceolate, acu- 

 minated, rather acute at the base, crenate-serrated ; peduncles 

 bracteate ; flowers usually disposed in racemes. fj . w . S. 

 Native of Brasil in old woods on Mount Tejuca near Rio Janeiro. 

 A climbing shrub. Perhaps a species of Anchietia. 



Roquefeuille's Noisettia. Fl. Aug. Shrub climbing. 



5 N. ACUMINA'TA (D. C. mss. and prod. 1. p. 290.) leaves 

 lanceolate, on short footstalks, ciliated, toothed, drawn out at 

 the apex into a long, entire acumen ; pedicels solitary, a little 

 shorter than the leaves ; capsules ovate. J? ? F. Native of 

 North America. Violaeoides, Mich. ined. Perhaps a variety of 

 N. orchidiflbra. 



Acuminated-\eaved Noisettia. Shrub 2 feet. 



Cult. These curious plants will grow freely in light rich soil, 

 and young cuttings will strike root freely if planted in a pot of 

 sand, placed under a hand-glass, in heat. The climbing species 

 is well fitted for covering rafters in stoves. 



III. SCHWEIGGE'RIA(inhonourof Aug. Frid. Schweigger, 

 Professor at Regiomonti in Sicily). Spreng. ex St. Hil. mem. 

 mus. 11. p. 454. Glossarrhen, Mart. fl. bras. 1. p. 22. D. C. prod, 

 l.p. 290. 



LIN. SYST. Pentdndria, Monogynia. Sepals of calyx very 

 unequal, running into the peduncle at the base, 3 exterior sepals 

 large (f. 64. a.), longer than the petals, usually cordate, acuminated, 

 hastately 2-eared at the base, lower ones unequal-sided, with the 

 spur between, with the auricles of the exterior ones stretched out, 

 and usually rounded ; 2 inner sepals very small and very narrow. 

 Petals 5, unequal, with 3-nerved claws ; 2 upper ones shortest, 2 

 lateral ones longer than the upper ones (f. 64. c c.), lowest one large 

 (f. 64.6.), with the limb involute in aestivation, bicallose at the base, 

 and drawn out behind into a hollow spur (f. 64. e.). Filaments of 

 stamens separated and dilated at the base, oblong, pressed to the 

 ovary, each furnished with a membrane at the apex, bearing the 



