640 LIX. SAXIFRAGEJE, [F*ancoec. 
Tnuisus Il. FnANCOEX. 
20, Trancoa, Cav. in Ann. Cienc. Nat. iv. 297 ; Icones, vi. 77. t. 596,—OCalyx 4-par- 
titus, lobis sequalibus lanceolatis persistentibus valvatis. Petala 4, basi calycis inserta, 
unguieulata, obovata, venosa. Stamina 4, eum petalis inserta, glandulis totidem erectis 
alternantia, persistentia, filamentis filiformibus; antherz subcordato-oblongwe. ^ Ovarium 
liberum, oblongum, 4-gonum, apice 4-lobum, 4-loculare, stigmate sessili urceolari 4-partito, 
lobis obtusis 2-fidis v. emarginatis cum septis alternantibus ; ovula in loculis perplurima, 
angulo centrali 2-seriatim inserta, horizontalia. Capsula coriacea, elongata, 4-gona, 4- 
loba, 4-locularis, septieide 4-valvis, loculis polyspermis, valvis coharentibus medio septi- 
feris. Semina parva, oblonga, curva, testa laxa membranacea valde corrugata striolata ; 
embryo minutus, teres, in axi albuminis carnosi.— Herb: perennes, scapigers, glanduloso- 
pilose v. tomentossm, rhizomate crasso multicipiti, apice folioso. Folia conferta, lyrato- 
pinnatifida v. pinnata, glanduloso-dentata, reticulatim venosa. Flores in racemos elon- 
gatos erectos dispositi, majuseuli, albi v. rosei, pedicellati, pedicellis bracteatis. Flores 
rarissime 5-meri. i y 
Species 1 v. 2, Chili incole. DC. Prod. vii. 777. Bot. Mag. t. 3178, 3309. — Bot. Reg. t. 1645. 
21. Tetilla, DC. Prod. iv. 607; vii. 778. (Dimorphopetalum, Bert. Merc. Chil. 1829. 
n. 12, 13, 14, ex DC. I. c. Tetraplasium, Kunze in Flora, 1831. 378.)—Calyx 4-partitus, 
lobis inz:qualibus ovato-lanceolatis acutis persistentibus valvatis, Petala 4, basi calycis 
inserta, inequalia, 2 multo minora v. deficientia, obovata, subsessilia. Stamina 8, cum 
petalis inserta, cum glandulis totidem erectis apice clavatis alternantia, filamentis fili- 
formibus; anthere didyms. Ovarium glandulosum, oblongum, 4-gonum, 4-lobum, 4- 
loculare (rarissime 2-loculare), stigmatibus 4 capitellatis ; ovula in loculis perplurima, 
angulo centrali 2-seriatim inserta, horizontalia. Capsula oblonga, papyracea, 4-loba, 4- 
loeularis, loculicide 4-valvis, polysperma. Semina minima, ovato-oblonga, testa tenuis- 
sima pallida striolata; embryo minutus, teretiusculus, in axi albuminis carnosi.—Herba 
subaeaulis, perennis, scapigera, glanduloso-pilosa, rhizomate tenui, Folia subradicalia, 
petiolata, rotundato-cordata, sinuato-dentata, palmatinervia, petiolo dilatato vaginante. 
Flores in racemum laxum elongatum simplicem dispositi, parvi, ochroleuci, intus rubri, 
pedicellati, pedicello gracili basi bracteato, 
Species 1, Chilensis.  Deless. Ic. Sel. iii. &, 77. Papp. et Endl. Nov. Gen. et Sp. i. t. 19. 
Tarsus IIT. HypRANGEX. 
22, Hydrangea, Linn. Gen. n. b57 (Hydrangia). (Hortensia, Commers. ex Juss. Gen. 
214.)— Flores omnes fertiles v. exteriores in corymbo steriles et apetali, Calycis tubus 
ovario adnatus, obconieus turbinatus v. hemisphsericus ; limbus in fl. sterili e foliolis 4—5- 
petaloideis venosis, in fl. fertilibus truncatus v. 4—6-dentatus, lobis imbricatis. Petala 4-5, 
valvata. Stamina 8-10, basi disci epigyni inserta, filamentis filiformibus; anthers breves. 
Ovarium inferum, complete v. incomplete 2-4-loculare; styli 2-4, liberi v. basi connati, 
stigmatibus terminalibus v. introrsis ; ovula numerosissima, placentis in axi loculi introflexis 
affixa. Capsula membranacea, calycis dentibus stylisque superata, 2-4-locularis, vertice 
inter stylos dehiscente, polysperma, Semina perplurima, minuta, adscendentia, testa mem- 
branacea adnata v. ultrà nucleum producta reticulata; embryo in axi albuminis tenuis 
earnosi cylindrieus, cotyledonibus brevissimis,—fFrutices et arbores, interdum scandentes. 
Folia opposita, petiolata, persistentia v. decidua, integerrima serrata v. lobata. Stipuls O. 
Corymbi terminales, basi bracteati, bracteis deciduis. Flores (sterilibus exceptis) parvi, 
Fructus parvus. 
Species ad 33, Asiz orientalis, Japonize, mont. Himalays, Javz, Ameries boreali-orientalis aus- 
trali-oceidentalisque incole. DC. Prod. iv. 13. Walp. Rep. ii. 875: Ann. ii. 689. Hook. f. et 
Thoms. in Journ. Linn. Soc. ii. 75. Bot. Mag. t. 437, 916, 4253, 5038. Wall. Tent. Fl. Nep. t. 49, 
50. Deless. Ic. Sel. iii. t. 79 (Cornidia). Sieb. et Zucc. Fl Jap. t. 51-64 et 92. Lam. Ill. 380 
(Hortensia). 
