424 NATURAL HISTORY OF PLANTS. 



stipules setaceous or lacerate ; flowers in branching compound ter- 

 minal cymes {Carolina, Mountainous California). See p. 329. 



8 ? Bolandra A. Gray. — " Calyx campanulate dilated produced 

 far beyond free ovary, 5-fid ; lobes 3-angular-lanceolate acuminate 

 recurved, valvate in sestivation. Petals 6, inserted in throat, subulate- 

 attenuate recurved persistent. Stamens 5, shorter than alternate 

 petals; anthers cordate- 2 -lobed, Germen sessile, below 2-celled, 

 above 2-fid ; horns 2, soon opening inwards, stigmatose at truncate 

 apex; ovules oo . Fruit...? — A little herb; stems slender from 

 granulate-bulbilliferous root ; leaves alternate subreniform, 5-lobed 

 (purple-greenish) ; flowers (rather large) laxly subcorymbose, long- 

 pedicellate " {California). See p. 329. 



9. Sullivantia Torr. & Gray. — Receptacle subhemispherical ; 

 sepals 5, erect, imbricate. Petals as many, alternate, marcescent. 

 Stamens 5, perigynously inserted with alternate petals ; filaments 

 short ; anthers cordate-ovate, introrse 2-celled. Germen half-superior, 

 2-celled, 2-beaked, placentas 2, thick axile, oo -ovulate. Capsule half- 

 superior, surrounded by receptacle at base, 2-celled. Seeds oo , scobi- 

 form ascending ; testa loose reticulate winged at both ends. — A per- 

 ennial herb ; branches slender sparingly leafed glandular-pubescent ; 

 leaves radical long-petiolate orbicular-reniform sublobate ; flowers 

 small in 2- or 3-chotomous cymes ; pedicels decurved when fruiting 

 {North America). See p. 329. 



10. Oresitrophe Bunge. — Flowers nearly of Saxifraga ; receptacle 

 shortly cupulate. Sepals 5, petaloid. Stamens 10, 2-verticillate or 

 more rarely 12-14, shortly perigynous. Germen almost wholly 

 superior, 1 -celled at base, higher up deeply 2-lobed; styles subulate; 

 placentas 2, oo -ovulate, capsule coriaceous, 1 -celled, high, 2-beaked, 

 2-valved between styles. Seeds go , oblong smooth. — A herb (aspect 

 of 1 -leafed Begonia) ; rhizome thick scaly; leaf 1, radical serotine 

 ovate-cordate serrate, thick petiolate; flowers in dichotomous panicled 

 cymes, inserted at top of common scape {Northern China). See p. 329. 



11. Astilbe Hamilt. — Flowers hermaphrodite or polygamous; 

 receptacle obconical or subcampanulate. Sepals 4, 5, valvate or 



