COHOETS, AND ORDEES. (BY THE EDITOR.) 



1003 



88. BKTJKIACEJ3. Flowers regular, ^ , in 

 spikes or heads. Petals 4-6, "perigynous. 

 Stamens 4-5, free or adnate to the petals. 

 Ovary free or inferior or semi-inferior, 1-3- 

 celled ; styles more or less connate ; ovules 

 pendulous, in the 1-celled ovaries 1 or 10, in 

 the 2-3-celled 1 or 2 collateral from the inner 

 angle. Fruit capsular or indehiscent. Seeds 

 albuminous. — Shrubs ; leaves alternate. 

 Heath-like, exstipulate . . . .413 



89. Hai,oeage;b. Flowers regular, ^ or 

 unisexual. Petals 2-4, epigynous, or 0. Sta- 

 mens definite. Ovary 1-4-celled ; styles 1-4 ; 

 ovules solitary, pendulous in each cell. Fruit 

 small, indehiscent. Seed albuminous. — Herbs 

 or small shrubs ; leaves alternate, rarely op- 

 posite or whorled, simple or much divided ; 

 flowers usually small, axillary . . . 414 



90. Gttnneeacejs. Flowers ^ of uni- 

 sexual, in dense or lax spikes, ebracteate. 

 Calyx-teeth 2-3 or 0. Petals 2, epigynous, 

 concave or 0. Stamens 2, opposite the petals 

 when very large ; anthers basiflxed. Ovary 

 1-celled ; styles 2 ; ovule 1, pendulous. Fruit 

 indehiscent. Seed albuminous ; embryo mi- 

 nute.— Large or small herbs ; leaves alternate, 

 simple, stipulate ; flowers minute. 



416 (and Gunnera) 414 



?91. OALllTKieHiNEA Flowers g or uni- 

 sexual. Petals or 2 scales. Stamens 1 or 

 2 at the base of the ovary ; anthers basifixed. 

 Ovary 4-celled, 4-lobed; styles 3, filiform, 

 distinct ; ovules solitaay, pendulous in each 

 cell. Fruit indehiscent, 4-lobed. Seed al- 

 buminous. — Tender water-herbs; leaves op- 

 posite, simple, exstipulate .... 417 



Cohort XII. Myrtales. — riowers regular or sub-regular, usually § . Ovary syncarpous, 

 usually inferior ; style undivided (very rarely styles free) ; placentas axile or apical, rarely 

 basal. — Leaves simple, usually quite entire (rarely 3-foliolate in OorribreiMcecB], 



* Ovules pencMims from the top of the 

 ovarian cell. 



92. Rhizophoee^, Calyx-lobes valvate. 

 Petals perigynous or epigynous, usually 

 toothed or cut. Stamens 2-4 times as many 

 as the petals. Ovary 2-6-celled, superior or 

 inferior. Albumen or fleshy. — Trees or 

 shrubs; leaves simple, opposite, stipulate, 

 rarely alternate and exstipulate . . . 418 



93. CoMBRETACE^. Oalyx-lobes valvate. 

 Petals epigynous. Stamens usually definite. 

 Ovary 1-oelled ; ovules 2-5, funicles long. 

 Drupe 1-seeded. Embryo convolute or folded, 

 exalbuminoua.--Shrubs or trees; leaves op- 

 posite or alternate, simple, very rarely 3- 



foliolate, exstipulate 420 



* * Ovules usually numerous, and axile (soli- 

 tary orfeiv, and apical or basal, in some 

 MyrtaceeB, Melastomacece, OnagrariecE, 

 and Trapece). 



94. Mtbtacea Calyx-lobes valvate or 

 imbricate. Petals epigynous. Stamens od, 

 rarely definite. " Ovary inferior, or semi- 

 inferior, rarely free, l-oo -celled. Fruit a 

 capsule or berry. Seeds exalbuminous.— 

 Trees or shrubs; leaves opposite or alternate, 

 simple, often 3-plinerved, usually exstipulate 

 and gland-dotted ^'^'^ 



95. Napoleoneje. Calyx-lobes valvate. 

 Corolla epigynous, simple and multifld, or 

 double, the outer plaited, the inner multifid. 

 Stamens many; filaments united into a pe- 

 taloid cup, or free. Ovary 5-6-celled ; stigma 

 discoid ; ovules several in each cell.^ Shrubs ;.. 

 leaves alternate, simple, exstipulate . . 426 



96. Melastomace^. Calyx-lobes usually 

 imbricate. Petals epigynous or perigynous, 

 contorted in bud. Stamens 3-12, usually de- 

 clinate and of 2 forms ; anthers usually open- 

 ing by pores, inflexed in bud. Ovary free 

 or adnate to the calyx-tube, l-2-oo -celled. 

 Fruit capsular or berried. Seeds numerous, 

 minute, rarely few large, exalbuminous. — 

 Shrubs or trees, rarely herbs ; leaves opposite 

 or whorled, simple, exstipulate, usually 3-.5- 

 plinerved 428 



97. Ltthkariea Calyx-lobes va,lvate. 

 Petals perigynous, rarely epigynous, usually 

 crumpled in bud. Stamens usually definite. 

 Ovary free, rarely adnate to the calyx-tube, 

 2-00 -celled ; cells oo-ovuled. Seeds small, 

 exalbuminous. — Herbs trees or shrubs ; 

 leaves usually opposite, simple, exstipulate . 432 



98. OuNlEiE. Calyx 4— 5-toothed. Petals 

 epigynous, with sometimes interposed scales. 

 Stamens 4-5-oo ; filaments flexuous in bud. 

 Ovary 2-4-5-C9lled ; cells 2-3-a) -tivuled. 



