122 ORDER 52. MELASTOMACE.fi. 



b Ptameus united Into 5 sets. Fiuit capsular. Lvs. alternate or opposite. i.ustrl..MKLALltCA. I 



*> Stamens distinct. r Flowers ir. dense lateral cymes. (Lvs. alternate. ) Austrl. .CALLISTKMON 3 



Flowers solitary, axillary. Sepals equal. Lvs. opposite. ..Mrirrus. ^ 



i- Hiiwers' solitary, axillary. Sep. unequal. Opp. G'MUCU...I'SIDIUJI. I 



1. EUGENIA JAMBOS. Rose Apple. Tree (20 30f in India), with 

 lanceolate leave*. Flowers white, in terminal showy cymes. Fruit rouud-ovoid. crowned 

 with the calyx, If diam., yellow, with a thick rind, which has a sweetish, rose-like tiavoi . 



2. MELALEUCA HYRERICIFOLIA. Shrubby, 5f, with opposite, ellip- 

 tic-oblong, shining, 3-veined leaves on the drooping branches. Flowers of a splendid 

 red, in slender spikes, with innumerable stamens (!' long) radiating in all direction.- 

 M. LEUCADKNDKON, the famous Ijajeput Tree of the East, has long lance-linear leaves, 

 white fls. spiked on the pendent branclilets. The trunk is black and the branches white. 



3. OALLISTEMON LANCEOI.ATUM. BoUle-bruxJi. Beautiful shrub, 

 with long, thick, lanceolate leaves, and the flowers in dense, cylindric spikes, crimson sta- 

 mens innumerable, radiant at right angles, suggesting the English name. Often cultivated. 



4. MYRTUS COMMCNIS. Myrtle. Evergreen shrub or tree of S. Eu- 

 rope, eublematic of victory in honorable contests. The leaves are long, ovate, shining, 

 the flowers pure white or rose-tinged, with innumerable stamens, and the berries black. 



ORDER LII. MELASTOMACE^E. MELASTOMES. 



Tree*, shrubs, or fierbs, with square branches and usually no stipules. 

 leaves opposite, undivided, dotless, ami 3-5-veined. Calyx tube urceolate, 

 adherent, at least to the angles of the ovary. Petals 4 6, convolute in bud. 

 /Stame.iis definite. Anthers opening by terminal pores. Fruit capstilar or 

 baccate. Genera more than a hundred, all tropical except the following. 



1. RHEXIA. L. DEER-GRASS. Calyx 4-cleft, swelling at the base. 

 Petals 4. Stamens 8, 1-celled. Styles declined. Capsules 4-celled, nearly 

 free from the investing calyx tube. Seeds numerous. if Leaves opposite, 

 uxstipulate, 3-veined. Flowers showy. June September. 



Anthers curved, saccate and appendaged at base. Flowers purplish. . .(a) 



a Stem square, winged. Leaves ovate to lanceolate, bristly-serrate Nos. 1. a! 



a Stem terete or teretish. Leaves lanceolate to linear Nos. 3, 4 



$ Anthers straight, oblong. b Stems simple, with purple flowers Nos. 5. fi 



b Stems brachiate, with yellow flowers No. 1 



I R. Virgintca L. Meadow Beauty. Stem narrowly 4-winged ; leaves sessile, and 

 with the stem clothed with scattered hairs : calyx hispid. Wet grounds, E. Mass., 

 S. and W. 12 \(Y. Cymes corymbed. Flowers purple. July, August. 



Z R. Ktrlcta Ph. Siem tall, strongly 4-winged. glabrous ; leaves acuminate, glabrous ; 

 calyx glabrous, tube very short. Bogs, S. 3 4f. Purple. June, July. 



3 R. .TIaria.ua L. Hairy; leaves lanceolate and lance-linear, acute, bristly-serrate, 

 laperiug to a short petiole. Sandy bogs, N. J. to Fla. 1 2f. Purple. 

 ft. linrarif. Diffusely branched ; Ivs. almost linear. South. (R. lanceolata Walt.) 



1 R. glabella Ph. Glabrous, glaucous; Ivs. lanceolate, subserrulate, lacnte, sessile ; 

 cal. glandular-hispid. Damp woods, S. 2 3f. Fls. few, large, purple. June Aug. 



5 R. clliosa MX. Stem 1 2f, squarish ; leaves broad-ovate, sparsely hispid above, 



margin ciliate with long bristles ; flowers few. subsessile, terminal ; calyx glabrous, 

 lobee acute. Damp woods, Md. to Fla. Petals roundish. June August. 



6 R. serruiata N. Stem 68', square; leaves small, roundish-oval, glabrous both 



Bides, serr-ilute-ciliate ; calyx glandular-hispid, lobes obtuse. Swamps, S. 



