810 



MYRTACE.E. 



TRIBE II. 



LEPTOSPE'RME^E. Calyx 4-6-lobed (t. 116. 6. f. 117. 6.)- Pe- 

 tals 4 (f. 116. 6.) -6. Stamens free (f. 119. e.) or polyadelphous 

 (f. 117. e.). Fruit dry, many-celled. Seeds exarillate andexal- 

 buminous. Shrubs or trees, natives of New Holland. Leaves op- 

 posite or alternate, usually full of pellucid dots. Inflorescence 

 variable; sometimes cymose and centrifugal, nith pedicellate 

 flowers (f. 118.) ; sometimes spicate and centripetal, with sessile 

 flowers >(f. 116. f. 117.). 



SUBTRIBE I. MELALEU'CE^;. Stamens polyadelphous (f. 1 16. c. 

 f. 117. e.). 



7 ASTA'RTEA. Limb of calyx 5-parted ; lobes orbicular. 

 Bundles of stamens alternating with the petals. Stigma capi- 

 tate. Capsule 3-celled, 3-valved, many-seeded, half adhering 

 to the calyx. Flowers pedicellate. 



8 TRISTA'NIA. Calyx 5-cleft. Bundles of stamens opposite 

 the petals. Capsule 3-celled, many-seeded. Flowers pedi- 

 cellate. 



9 BEAUFORTIA. Limb of calyx 5-parted ; lobes acute. Bun- 

 dles of stamens opposite the petals. Capsule adhering to the 

 tube of the calyx, 3-celled; cells 1- seeded. Flowers sessile. 



10 CALOTHA'MNUS. Calyx 4-5-toothed (f. 1 16. 5.). Bundles 

 of stamens opposite the petals (f. 116. c.). Capsule covered by 

 the calyx, 3-celled, many-seeded. Flowers sessile. 



11 MELALEU'CA. Limb of calyx 5-parted (f. 1 17. 6.). Bun- 

 dles of stamens elongated, opposite the petals (f. 117. e.). Cap- 

 sule covered by the calyx (f. 117. a.), and adnate to the base of 

 the branches, 3-celled, many-seeded. Flowers sessile. 



12 LAMA'RCHEA. Limb of calyx 5-parted. Petals catnpanu- 

 lately conniving. Stamens monadelphous at the base, but divid- 

 ing into 5 polyandrous parts at the apex. Capsule covered by 

 the chartaceous calyx, 3-celled, opening by 3 valves at the 

 apex, globose, woody, many-seeded. Flowers axillary, solitary, 

 sessile. 



13 EUDE'SMIA. Limb of calyx 4-toothed. Petals joined 

 into a deciduous operculum. Bundles of stamens 4, alternating 

 with the teeth of the calyx. Capsule 4-celled, 4-valved. Flowers 

 pedunculate. 



SUBTRIBE II. EULEPTOSPE'RMEJE. Stamens free. (f. 119. e.) 



14 EUCALY'PTUS. Limb of calyx lid- formed, falling off in 

 one piece (f. 118. ft.). Petals none. Stamens numerous. Capsule 

 4-celled (f. 118. c.), or from abortion only 3-celled, many-seeded. 



15 ANGOPHORA. Limb of calyx 5-toothed. Stamens nu- 

 merous. Capsule covered by the calyx, 3-celled, 3-valved ; cells 

 1 or few-seeded. Flowers corymbose. 



1C CALLISTE'MON. Limb of calyx 5-parted; lobes obtuse. 

 Stamens numerous (f. 119. e.\ Capsule 3-celled (f. 119. 6.), 

 many-seeded, incrusted by the calyx. Flowers sessile. 



17 METROSIDJS'ROS. Limb of calyx 5-6-cleft (f. 120. .). 

 Stamens 20-30, very long. Capsule 2-3-celled ; cells many- 

 seeded. Flowers pedicellate. 



18 LEPTOSPE'RMUM. Limb of calyx 5-cleft; lobes trian- 

 gular. Stamens 20-30, shorter than the petals. Capsule 4-5- 

 celled. Flowers solitary, pedicellate. 



1 9 BILLOTIA. Limb of calyx 5-cleft ; lobes triangular. Sta- 

 mens 20-30, shorter than the petals. Berry 3-celled. Flowers 

 sessile, in globose heads. 



20 FABRI'CIA. Limb of calyx 5-cleft ; lobes valvate. Sta- 

 mens numerous. Capsule many-celled, adnate to the calyx; 

 cells opening at the apex. Seeds winged. Flowers on short 

 pedicels. 



21 B.E'CKEA. Limb of calyx 4-cleft. Stamens 5-10, shorter 

 than the petals. Capsule 2-5-celled, many-seeded, inclosed in 

 the calyx. Flowers pedicellate. 



TRIBE III. 



MY'RTEJS. Calyx 4- 5-parted (f. 121.6. f. 122. d. a.}. Petals 

 4-5. Stamens free (f. 123.6.). Fruit Jleshy, baccate, many- 

 celled (f. 121. e.~). Trees or shrubs. Leaves opposite, full of 

 pellucid dots, or opaque, quite entire. Peduncles axillary, some- 

 times \-Jlowered, sometimes in trichotomous cymes, and sometimes 

 branched and approximating into a terminal panicle. 



22 SONNERA'TIA. Calyx adhering to the ovarium at the 

 base, 4-6-cleft. Stamens numerous. Berry adnate to the calyx 

 at the base, the rest girded by it, 10-15-celled. Seeds curved, 

 imbedded in fleshy pulp. Flowers large, terminal, solitary. 

 Leaves dotless. 



23 NE'LITRIS. Calyx 4-5-toothed. Stamens numerous. Ova- 

 rium 4-10-celled. Berry crowned by the calyx, few or many- 

 seeded. Flowers pedicellate. Leaves dotless. 



24 CAMPOMANE'SIA. Limb of calyx 5-parted; lobes ovate. 

 Stamens numerous. Berry many-seeded, globose, pulpy, 7-10- 

 celled. Seeds rather reniform. Peduncles 1 or many-flowered. 

 Leaves dotted. 



25 PSI'DIUM. Tube of calyx rather contracted at the apex, 

 limb at first undivided, but at length cleft into 1-5 parts (f. 121. 

 6.). Stamens numerous. Ovarium 5-20-celled. Berry many- 

 seeded (f. 121. e.}, crowned by the lobes of the calyx. Seeds 

 imbedded in pulp. Leaves dotless. 



26 JOSSI'NIA. Limb 4-parted even to the base ; lobes open 

 in aestivation. Stamens numerous. Fruit fleshy, crowned by 

 the calycine lobes, many-seeded. Peduncles 1 -flowered. 



27 MY'RTUS. Limb of calyx 5-parted, rarely 4-parted. Sta- 

 mens numerous. Berry 2-3-celled, crowned by the limb of the 

 calyx. Seeds incurved, many in each cell, rarely solitary. Pe- 

 dicels 1 -flowered. Leaves dotted. 



28 MY'RCIA. Limb of calyx 5-parted (f. 122. a. d.). Sta- 

 mens numerous. Ovarium 2-3-celled ; cells many-ovulate. 

 Berry when mature usually 1-2-celled, and 1-3-seeded. Seeds 

 nearly globose. Peduncles axillary and terminal, many-flowered. 

 Leaves dotted. 



29 CALYPTRA'NTHES. Limb of calyx falling ofF in one piece. 

 Petals wanting, or 2-3 very small. Stamens numerous. Ova- 

 rium 2-3-celled ; cells 2-seeded. Berry 1-celled, 1-4-seeded. 

 Peduncles axillary, many-flowered. 



30 SYZY'GIUM. Limb of calyx almost entire, or repandly 

 lobed. Petals 4-5, concrete, falling offin the shape of acalyptra. 

 Stamens numerous. Ovarium 2-celled ; cells few-ovulate. Berry 

 1-celled, 1 or few-seeded. Seeds globose. Peduncles axillary 

 and terminal, in cymose corymbs. 



31 CARYOPHY'LLUS. Limb of calyx 4-parted (f. 123. d.). 



