SYNOPSIS OF NATURAL ORDERS xxxi 



99. I' lacece, p. 593. L. distichous, undivided, stipulate. Perianth 4-9-lobed or of 

 4-" sepals, stamens opposite to perianth-segments, rarely twice their number. Ovary 

 of 2 carpels, usually 1-celled, ovule 1, pendulous. 



It hi. Moracece, p. 597. L. usually alternate, stipules large, often amplexicaul. Fl. 



unisexual, crowded on receptacles, which are globose, cylindric or hollow. ? perianth 



sepals or segments, often fleshy in fr. Ovary 1-celled, ovule 1, usually pendulous. 



101. Urticacetz, p. 616. L. alternate, stipulate, as a rule dentate, basal n. 3. Fl. 

 unisexual, sessile, usually incompact beads or clusters, stamens 4 or 5, opposite to 

 perianth-segments, filaments inflexed in bud. Ovule erect, orthotropous. 



102. Platanacece, p. 619. L. alternate, palminerved, lobed, stipules large. Fl. 

 monoecious, in unisexual globose heads on long axillary peduncles, sepals and petals 

 minute, anthers linear, almost sessile, ovaries hairy at base, as many as sepals. In 

 Engler u. Prantl. Xaturl. Pflanzenfam. III. 2a. 137. placed near Hamamelidacem and 



Ji'"-"rC(E. 



103. Juglandacece, p. 619. L. alternate, pinnate, stip. 0. Fl. monoecious, <J in lateral 

 pendulous catkins. 9 in few- or many-fid. spikes, perianth adnate to the 1-celled 

 <vary, ovule 1, erect. Cotyledons oily, endosperm 0. 



104. Myricaceoei p. 620. Aromatic. I. alternate, coriaceous, stipules 0. Fl. unisexual, 

 in catkins, stamens 3-6 in the axils of broad bracts. Fr. fleshy, endocarp bony, 

 seed 1, endosperm 0. 



in", Casuarinacece, p. 620. Branchlets slender, deciduous, ribbed, jointed, mem- 

 branous dentate sheaths at the joints, the teeth alternating with th^ ribs of the next 

 joint above. Fl. unisexual, £ monandrous, $ in small ovoid spikes at the ends of 

 lateral branchlets. Fr. a woody globose cone. 



]n«i. Belulacece, p. 621. L. alternate, undivided, as a rule serrate, stipules deciduous. 

 Fl. early in spring, f, in drooping catkins, anther-cells as a rule distinct, ? in spikes, 

 ©vary 2-celled, 1 pendulous ovule in each cell, styles 2, long, filiform, perianth or 

 adnate to ovary. 



It i7. Fagacece, p. 621. L. alternate, simple, penninerved, stip. deciduous, Fl. 

 monoecious, £ in drooping catkins or in erect spikes, anther-cells not distinct. 9 in 

 spikes, each fl. or group of fl. enclosed in an involucre of numerous bracts, coale- 

 in fr., perianth adnate to ovary. Ovary 2-6-celled, 2 pendulous ovules in each cell. 



108. Salicacece, p. 636. L. deciduous, alternate, simple, stipulate. Fl. dioecious, in 

 catkins similar in both sexes, 1 11. in the axil of each bract, a disk at the base of 

 stamens and ovary, perianth 0. Ovary 1-celled, ovules x on 2— J parietal placentas. 

 Seeds oc, minute, enclosed by long silky, deciduous hairs. 



Second Sub-Class. MONOCOTYLEDONS. 



Fibro-vascular bundles scattered in the cellular tissue of the stem, closely 

 parked near the circumference and more sparse near the centre. Pith, wood 

 and bark not distinct, do continuous cambium layer and no regular increase 

 in thickness by the formation of concentric layers of new wood and bark. 

 I hiiiiinii and Cordyline abnormal, | Leaves on sheaths or broad-based 

 petioles, the blade usually with longitudinal nerves aud undivided transverse 

 veins. Perianth, when present, stamens and usually carpels, in threes or 

 multiples of :!. Embryo small, usually in copious endosperm, cotyledon one, 

 remaining enclosed in the germinating seed. 



109. / 10 I' I in 'J series, imbricate in bud, stamens mostl; 



lied, -i \ le 1. ovules attached b le of cells. 



II" Pa ■■ p. 642. Stem solid, usually unhranched, in most genera with a terminal 

 crown of pinnately or palmatoly divided I., petiole broad-based, pinnae or 

 usually folded longitudinally, inflorescence with large sheathing bracts, fl.nnist 



or polygi ins, calyx and corolla of 8 segments each. Car] I in a 



Endosperm horny or oily. 



111. Pandanacece, p. 658. Stern solid, dividing into dii 



branch with a tuft of linear shea'thing I. in tristichous spirals, edges and midrib 



allj spinous, Inflorescence clothed with leafy spathes, fl. dicecious, small, crowded, 



perianth 0. Fr. a syncarpium of numerous mor - less obconical fruits, endosperm 



oily. • 



112. '. /.' \bu»ea . p 660 8 ove ground hollow, jointed, bi 

 usually fascicled at the nodes. L. linear or oblong, on long split sheaths. PL usually 

 bisexual, in distichous spikelets, each fl. in the axil of a bract glume) with an inner 

 usually 2-nerved brad palea). Stamens 3 or 6, in e, usually 



by thin scales lodicules). Seed L, embryo with a large flesh] scutellum, and ii 

 lera with a farina ius endosperm. 



