754 



MELASTOMACE^. XXXII. CniETOGAsTRA. 



Stachys^lthe Chaetogastra. PL 2 feet. 



lobes; petals obovate ; anthers elongated, acute. l/.S. Na- 



il C. cilia'ris (D. C. L c.) stem herbaceous, tetragonal, and tive of Brazil, in the province of Minas Geraes, on the more 



is as well as the petioles and peduncles hispid ; leaves on short elevated mountains, in fields. Rhexia hieracioides. Mart, et 



petioles, oblong, acuminated, serrulated, 5-nerved, beset with Schrank, rass. Very like Rhexia piloselloldes of Bonpl. but 



stiff villi above and densely clothed with pale soft villi beneath ; the leaves are much broader, and 5-nerved, not 7-nerved, and 



cymes terminal, subcorymbose ; calyx very villous, with short, all parts of the plant are much more hairy, the flowers more 



lanceolate lobes ; connectives of anthers bluntly biauriculated at miraerous, and on shorter pedicels, and according to Schrank 



Native of Santa Fe de Bogota, ex herb. 



the petals are obovate, of pale lilac colour, not yellow, nor ter 

 minated by a hair, and in the anthers being twice the length. 

 Hawkweed-like Chaetogastra. PI. 1 foot. 

 18 C. sTRiGiLLosA (D. C. 1. c.) almost herbaceous, erect, 

 densely clothed with adpressed stiff pili ; leaves on short pe* 

 12 C. TORTUosA (D. C. 1. c.) branches loose^ terete, rather tioles, oval, acute, 5-nerved; peduncles longer than the leaves, 



the base. % . S. 



Humb. Meriania ciliaris. Vent, choix. t. 34. Osbeckia ciliaris, 



Ser. mss. Flowers purple. Petals obovate, ciliated. Stamens 



glabrous. 



Ci/ia/erf-petalled Chaetogastra. PI. 1 foot. 



hairy ; leaves petiolate, lanceolate, 3-nerved, quite entire, rather 

 villous; flowers nearly terminal, 1 -3- together ; tube of calyx 

 ovate, villous, almost equal in length to the lobes which are Geraes, on the sides of mountains. 



bearing sessile flowers in the axils of the bracteas ; flowers de- 

 candrous. % . S. Native of Brazil, in the province of Minas 



nearly subulate ; connectives of anthers simple, but bifid at the et Mart. mss. 



Rhexia strigillosa, Schrank 

 Stem a foot high, hardly branched. Leaves 



apex 



^2 . S. Native of Mexico, in arid places, near Tasco. 



Rhexia tortuosa, Bonpl. rhex. t. 7. Osbeckia tortu6sa, Spreng. lobes of calyx lanceolate-linear. Petals obovate, ciliated. 



nearly 3 inches long. Flowers purple, 9-10 lines in diameter; 



An- 



syst. 2. p. 312. Flowers small, white. 

 Twisted Chaetogastra. Shrub 1 foot. 



13 C. divarica'ta (D. C. 1. c.) plant herbaceous, rather sar- hieracioides. 



thers having their connectives hardly produced under the cells, 

 tumid, straightish, and acuminated at the base. Allied to C. 



mentose ; stem acutely tetragonal, divaricately branched at the 

 apex, and scabrous along the angles ; leaves on short petioles, 



Strigillose Chaetogastra. PI. 1 foot. 



19 C. sHERARDioiDES (D. C. 1. c.) plant erect, herbaceous, 



lanceolate, acute, 3-nerved, ciliated, scabrous at the angles be- branched, rough from strigose adpressed short pili ; leaves on 

 neath ; flowers disposed in a loose dichotomous panicle ; calyx very short petioles, narrow-lanceolate, quite entire, 3-nervea; 

 pentagonal, scabrous on the angles ; petals ovate, awned, ciliated. flowers terminal, 3-together, or axillary and solitary, decandrous. 

 %A S. Native on the banks of the Orinoco, in shady places. %. S. Native of Peru, ex Hsenke, or of Brazil, in the pro- 

 Rhexia divaricata, Bonpl. rhex. t. 22. Osbeckia divaric^ta, vince of Minas Geraes, ex Mart. Rhexia sherardioides, Schrank, 

 Spreng. syst. 2. p. 312. Flowers rose-coloured. mss. T.mvps fi-7 Unps loner and 2-3 broad. Flowers middle- 



Divaricate Chaetogiistra. PL sarmentose. 



14 C. gra'cilis (D. C. prod. 2. p. 133.) herbaceous, erect, 

 nearly simple, naked at the apex ; stem tetragonally terete, vil- 

 lous ; leaves almost sessile, lanceolate-linear, acute, quite en- 

 tire, 3-5-nerved, villous; pedicels axillary, 1 -flowered : and 

 terminal, in threes ; tube of calyx ovate, about equal in length 

 to the lobes, which are lanceolate and acuminated. 1/ . S. 

 Native of Brazil, in elevated grassy fields about Rio Ja- 

 neiro. Rhexia gracilis, Kunth, in Bonpl. rhex. t. 52. Rhexia 

 agrost6mma. Mart, et Schrank. mss. Root creeping. Petals 

 violaceous. Anthers elongated, acutish, opening by 1 pore. 

 Capsule 5-celled. Seeds cochleate. 



Slender Chaetogastra. PI. 2 to 3 feet. 



sized. Tube of calyx ovate ; lobes 5, linear-subulate, elon- 

 gated. Anthers linear, acuminated, drawn out at the base into 

 a long pedicel each, which ends in 2 bristles. Style long, and is as 

 well as the filaments glabrous. 



15 C. frate'rna (D. C. 1. c.) herbaceous, erect; stem from 

 compressed to terete, scabrous from adpressed short bristles ; 

 leaves hardly petiolate, oblong-linear, acute, 5-nerved, nearly 

 entire, beset with adpressed bristles ; racemes panicled, ter- 

 minal, elongated ; tube of calyx ovate, beset with adpressed 

 bristles : with the lobes lanceolate, acute, coloured and glabrous 

 on the inside. 11 . S. Native of South America. Very like 

 C. gr&cilis. 



Brotherly Chaetogastra. PL 1 to 2 feet. 



16 C. HiRsu TA (D. C. 1. c.) plant herbaceous, erect, almost 

 simple ; stem terete, densely clothed with spreading hairs ; 

 leaves sessile, lanceolate," 5-nerved; cymes axillary, peduncu- 

 late and terminal, almost disposed in a panicle ; petals ciliated 

 at the apex ; calyx bristly, with an ovate tube and 5 lanceolate 

 acuminated lobes. 



%. S. 



Native of Brazil. Very like C. 



Sherardia^like Chaetogastra. PI. ^ foot. 



20 C. cLiNOPODiFOLiA (D. C. 1. c.) plant herbaceous, of many 

 stems, beset with long villi in every part ; leaves petiolate, ovate, 

 serrulated, 3-nerved ; flowers axillary, on short pedicels, soli- 

 tary : or terminal, in threes ; calyx hispid, campanulate, 5-tootnea ; 

 anthers equal. 11. S.^ Native of Brazil, in the provinces ol 

 St. Paul and Rio Janeiro, in shady woods. Melastoma rdpens, 

 Schrank et Mart. mss. but the fruit is capsular, not baccate. 

 Herb humble. Root fibrous. Flowers small. Anthers ovate, 

 opening by 1 pore, having short hardly auricled connectives. 

 Capsule globose, 5-celled, free, dehiscent. Seeds cochleate. 

 Bristles on the ovarium few. Appendages hardly any, brisuy, 



and rather palmate at the base. 



Clinopodium-leaved Chadtogastr a. PI. ^ foot. , 



21 C. MOLLIS (D. C. prod. 3. p. 134.) shrubby; brancnes 

 terete, clothed with soft adpressed villi ; leaves petiolate, ova , 

 acuminated, 7-nerved, beset with soft vUli; thyrse pa"'J^'^^| 

 terminal, crowded, hairy; tube of calyx ovate, ^^^^^^^'A^^. 

 equal in length to the lobes, which are linear; petals oval,^ ^^- 

 minately mocronate ; anthers almost without auricles ^ ,^.^ 

 base.' Fj . S. Native of Peru, in groves about Loxa. ^ - 

 mollis, Bonpl. rhex. t. 19. Flowers of a violaceous blue co 

 Ovarium hairy. 



Soft Chaetogastra. Shrub 6 feet. 



""7",. r* ,r"* .'^•, i^auve ui jirazii. very uxe c. ^.9/f Uhaetogastra. Shrub 6 teet. , .^ -nJ 



gracilis, but differs m the stem being hairy, not beset with ad- 22 C. cane'scens (D. C. 1. c.) shrubby ; branches 5^^f ^f; *; 



pressed bristles. 



Hairy Chaetogastra. PI. 1 to 2 feet. 



17 C. HIERACIOIDES (D. C. 1. c.) almost herbaceous; stems 



are as well as the leaves densely clothed with short hairs ;^^ ^^^^ 



petiolate, ovate-lanceolate, 3-nerved, quite entire ; A^^^^'' ^ ^^ 



17 i.. HIERACIOIDES CU. U. 1. c.) almost herbaceous; stems terminal, usually 3 together, drooping, on s^^^^^^ P^T i 'Jth of 



simple, and are as well as the leaves and calyxes very hairy; rather hairy, with an ovate tube, which is about the lena^^ 



leaves sessile, ovate, acute, 5-nerved, very few at the base of the the lobes • 



of anthers hardly evident; 



' ' ; — ' ~ .",■; — ' "~-/ *^" *•" '"^ """c "» mc lue loues ; connectives oi anmers uaiu.jr ■ •. i»-e9t 



stem; cymes racemosely panicled, contracted; flowers with 18 bluntly bifurcate at the base, h- S- Native of cold pi 

 sumens ; calyx very villous, with lanceolate, pectlnately ciliated on Mount Purase at Popayan, where it is called 'i'"'-'*V 



