144 



ORDER XXIV. TILIACE.E LINDEN-FAMILY. ORDER XXVIII. GERANIACE.E GERANIUM-FAMILY. 



3. H. trionum. 



Flower of an hour. 



Leaves dentate, lower entire, upper 3-lobed ; lobes lanceolate, middle one 

 very long ; flowers large, numerous, soon withering, of a peculiarly rich yel- 

 low, with a deep brown circle in the centre : calyx inflated, membranous, 

 veined. A very beautiful species, 1 2 feet high, common in gardens. July 

 A ug. Ai. 



4. ABUTILON. 



Calyx 5-cleft, without an involucel. Ovary 5-celled, several- 

 seeded. Capsule of 5 or more carpels, which are 2-valved, 1 3- 

 seeded. An. 



1. A. Avicennse. 



Indian Mallow. 



Stem erect, with spreading branches ; leaves orbicular, cordate, acuminate, 

 somewhat dentate, velvety-tornentose ; flowers rather large, orange yellow, on 

 axillary peduncles, which are solitary, and shorter than the petiole ; carpels 

 about 15, 3-seeded, inflated, truncate, 2-beaked, hairy. A tall plant, 2 5 feet 

 high. Introduced and naturalized in waste places and road-sides. July Sep. 



ORDER XXIV. Tiliaceae. Linden-family. 



\. TlLIA. 



Sepals 5, united, colored. Petals 5. Stamens numerous, ar- 

 ranged in several parcels, mostly 5 in each set (in the N. Ameri- 

 can species), together with a petaloid scale. Ovary globose, 5- 

 celled. Cells with 2 ovules, 1 2-seeded. 



1 T. Americana. Bass-wood. 



Leaves alternate, obliquely cordate, or truncate at base, sharply serrate, 

 abruptly acuminate, glabrous, coriaceous ; flowers dull white, with a heavy, 

 rather fragrant odor, in dense, pendent cymes of curious structure. The pe- 

 duncle is united to the mid-vein of a large leaf-like oblong bract, of a yellowish 

 green color ; petals truncate, or obtuse, crenate at apex, longer than the scales 

 at base ; fruit mostly greenish, as large as peas. The inner bark is very muci- 

 laginous, and its fibre Is extremely strong. A tall, elegant tree of regular 

 growth, in woods and low grounds. June. 



2. T. microphylla. Linden. 



Leaves cordate, scarcely oblique, acuminate, smooth on both sides, twice as 

 long as the petioles ; axils of the veins bearded beneath ; flowers closely re- 

 sembling those of the last; staminate scale none; fruitoblong, unequal, 2-seed- 

 ed, membranaceons. A tall tree, becoming common in cultivation, especially 

 used for shading streets. June July. 



-Tea-far 



ORDER XXV. Ternstroemiacese. 

 mil/y. 



1. CAMELLIA. 



Sepals imbricated ; inner ones larger. Petals sometimes uni- 

 ted at base. Styles united. Stigmas 3 5, acute. 



1. C. Japonica. Japan Rose. 



Leaves ovate, acuminate, sharply serrate, smooth and shining on both sides, 

 coriaceous, on short petioles ; flowers large, mostly double in cultivation, vary- 

 ing from white to red, terminal, and mostly solitary ; petals obovate ; stamens 

 in single flowers, about 50 ; stigma unequally 5-cleft A splendid green-house 

 shrub, quite common in cultivation, and sporting into numerous varieties. 



ORDER XXVI. 



Aurantiacese. Orange-fa- 

 mily. 



1. ClTRUS. 



Sepals 5, united. Petals 5. Stamens arranged in 4 or more 

 clusters of 5 each. Filaments dilated at base. Fruit a berry, 9 

 18 -celled. 



I. C. limonum. 



Lemon Tree. 



Leaves, or rather leaflets, oval, acute, toothed ; petioles somewhat winged, 

 articulated with the lamina, showing the leaf to be in reality the terminal leaf- 



let of a reduced compound leaf; flowers white, fragrant ; stamens 35 ; fruit 

 pale yellow, oblong-spheroidal, rind thin, pulp very acid. A low tree, or large 

 shrub, common in green houses. 



2. C. Aurantium. 



Orange. 



Leaf, or leaflet, oval, acute, crenulate ; petioles winged ; stamens 20 : berry 

 globose, with a thin rind, and sweet pulp ; flowers white, very fragrant. A 

 middle-sized tree in the tropics, a shrub in green-houses and house-cultivatiou. 



OIIDI^R XXVII. Linacese. Linen family. 



1. LlNUM. 



Sepals entire, 5. Petals 5. Styles 5, rarely 3. Capsule 5- 

 celled, globose. 



1. L. Virginianum. 



Wild Flax. 



Glabrous ; stem erect, slender, branching ; leaves alternate ; lower ones some- 

 times opposite, oblong-lanceolate, or oblong; upper ones linear; flowers yellow, 

 in corymbose, terminal panicles, with racemose branches ; sepals ovate, mucro- 

 nate, 1-norved, a little shorter than the spherical capsule ; petals obovate. A 

 slender delicate plant on dry hills, about 1 ft high. An. 



2. L. usitatlssimum. Flax. 



Glabrous; stem branching above; leaves alternate, linear-lanceolate, very 

 acute ; flowers large, blue, in a corymbose panicle ; sepals ovate, 3-nerved at. 

 base, with membranaceous margins; petals subcrenate. Sometimes cultivated 

 in this country for the seed, which yields linseed oil, rarely for tho fibre, 

 which is the basis of the linen fabric. Sometimes found in fields where it has 

 strayed. June July. An. 



ORDER XXVIII. Geraniacese. Geranium 

 family. 



1. GERANIUM. 



Sepals 5, equal. Petals 5, equal. Stamens 10, all fertile ; 

 alternate ones larger, with a nectariferous gland at base. Styles 

 persistent, smooth inside, at length circinately revolute. Fruit 

 beaked, separating at length into 5-carpels, tipped with long 



styles. 



1. Gr. maculatum. Cranesbill. 



Stem erect, dichotomous, angular, pubescent with reflexed hairs ; leaves 

 palmately 5 7-parted, lobes cuneiform, entire belo w, incisely serrulate above ; 

 peduncles dichotomous, 1 8-flowered; pedicels unequal, pubescent; flowers 

 large, light purple ; sepals awned ; petals entire. A beautiful species, finer 

 than many that are cultivated, but soon fading. It is easily distinguished by 

 the spots about tho sinuses of the leaves, which usually appear as the plaut ad- 

 vances in age. Borders of woods, fields, and thickets. Stem 12 ft high. May 

 June. Per. 



2. PELARG6NIUM. 



Sepals 5 ; upper one terminating in a nectariferous tube, ex- 

 tending down the peduncle. Petals 5, irregular, larger than the 

 sepals. Filaments 10 ; 3 of them sterile. Lower leaves in plants 

 raised from (he seed opposite ; upper ones alternate. Per. 



1. P. odoratissima. Sweet-scented Geranium. 



Stem short, succulent ; branches herbaceous, long, spreading ; leaves round- 

 ish, cordate, very soft ; flowers small, whitish, in umbels, which are about 5- 

 flVwered. Chiefly cultivated for tho pleasant odor of tho leaves. 



2. P. zonale. 



Horse-shoe Geranium. 



Stem thick, shrubby ; leaves orbicular, cordate at base, with shallow lobes, 

 dentate, marked with a colored zone near the margin ; flowers bright scarlet in 

 umbels with long peduncles. One of the most common species in cultivation. 



3. P. inquinans. Scarlet Geranium. 



Stem erect, with downy branches, covered with a reddish, viscid moisture 

 staining the fingers ; leaves round-rcniform, scarcely lobed, crenate, viscid ; 

 flowers bright scarlet, in many-flowered umbels. Very popular in cultivation. 



