EXOGENS. 101 



usually free in bud, sometimes variously united afterwards with the 

 calyx-tu"be or enclosed in the swollen top of the peduncle ; styles usu- 

 ally distinct. 94. Bruniaceae. 95. Hamamelidaceae. 96. Dro- 

 seraceae. 97. Crassulaceae. 98, Saxifragaceae. 99. Rosaceae. 

 100. Leguminosae. 101. Connaraceae. 



Ord. 94. Bruniaceae. — Fls. 4-5-merous, isostemonous ; small, reg., 

 in spikes orhds. Ova. adh., rarely free (llaspailia), 1-2-3-eelled ; styles 

 2-3, more or less coherent. Fr. dry, crowned by calyx (sometimes by 

 corol. and andrcecium). Heath-lilce Shrubs or Undershrubs. Cape of 

 Good Hope. 15 gen., 60 spec. 1. Grubbia. 2. 6phira. 3. Briinia. 

 4. Raspailia. 



Ord. 95. Hamamelidaceae.— Fls. § , cPi c? ?' '" ^^^- <"■ spikes. 

 Corol. or polypetalous, 4-5-7-raerous ; sta. twice as many, half of 

 them staminodes ; in the apetalous fls. the sta. are oo. Ova. half- 

 adh., 2-celled; styles 2. Boll half or quite free; sds. few or sol. 

 Shrubs or IVees. Lvs. alt., simple, petioltd. 2 Sections: 



A. Cells 2-tx,-ovuled. 1. Liquidambar. Fls. ^P. Petals 0. (^ 

 achlamyd. ; 9 ™onochlamyd. ; infl. in catkins or unisexual hds. Car- 

 pels connate, forming a multiple cone-like fr. Trees with balsamic 

 resin, both worlds. L. Altingia, Kassa-mXla, Eosa-mallos, gigantic 

 trees, forming vast forests in Java, Asia, New Guinea; yields Liquid 

 Styrax. L. siyracijlua, SwEET-GuM Tree, similar, but not so large ; 

 handsome, 60° high, 5° in diam. ; lvs. palmate, serrate ; balsam and 

 wood very fragrant. Fig. 118. Conn, and 111., S. and W. 2. Buck- 

 landia. Calyx bell-shaped ; fls. in hds. of 8 fls. Poplar-like tree, Ind. 

 3. Rhodoleia Champtoni. Evergreen shrub ; petals bright pink ; fls. 

 5 or 6 in a hd. ; petals radiately arranged, giving the semblance of a 

 single large Camellia. Hong-Kong; a second spec, in Java. 



B. Cells 1-ovuled. 1. Hamamelis, Witch (Wyoh) Hazel. Fls. 

 4-merous ; petals yellow. Boll 2-beaked, 2-celled, 2-seeded. Deciduous 

 shrabs, N.Am., China. H. virginidnn,, 10°-18° high; petals long, 

 linear; blooming in winter. Moist, rocky woods, Can., U. S. 2. 

 Fothergilla. Petals 0. Sta. oo, showy. Deciduous shrubs. N. Am. 

 F. alnifblia, 2°-4° high ; lvs. oval, crenate ; calyx white, sta. long, 

 white or pink; fls. fragrant; in spikes or catkins. Swamps, Ya. to 

 Fla. 



Ord. 96. Droseraceae. — Fls. g , 5-merous ; sta. 5 or some mul- 

 tiple. Ova. free. Boll 1-2-3-celled. Herbs, Undershrubs, or Shrubs, 

 sprinkled with glandular hairs. Lvs. simple, alt., circinate in verna- 

 tion. 7 gen., 100 spec, both worlds. 1. Bj^lis. Herbs ; stem short, 

 lvs. linear, fls. sol., blue. Australia. 2. Roridula. Viscid shrubs, 

 undershrubs ; fls. white, racemed. S. Af. 3. Dionaea muscipula, 

 only spec, Venus' Fly-trap. Stemless, small herb; lvs. rosulate ; 

 blade spinulose, sensitive, catching insects, folding them in, and digest- 

 ing them. Scape 6'-12' high, with an umbel of white fls. Bogs near 

 "W'ilmington, N". Car. 4. Drosera, Sundew. Similar to last; but 

 lvs. not folding over the insects; infl. seorpioid. Sev. spec, both 

 worlds. D. roiundifblia, peaty bogs, IT. S. Fig. 112. T).Jilifdrmis, 

 lvs. filiform ; scape 6'-12' high ; fls. pink. Fig. 179, D. Wet sands, 

 Mass. to Fla. 5. AldrovAnda vesiculdsa, floating, in still water ; lvs. 

 whorled, blade inflated ; fls. white, sol. S. France, N". Italy, Bengal. 



Ord. 97. Crassulaceae.— Fls. § , or diclinous by arrest ; reg., 3 to 

 20-merous ; sta. as many or twice as many ; infl. often in unilateral 



