330 



THE JOUENAL OF BOTANY 



apical 



Calyx-lobes all similar, not foliaceous nor accrescent. 

 Flower o-merous. 



Capsule locnlicidal, fruiting pedicels reflexed . . 

 Capsule septicidal, with elongated apex (Brasil) 

 Flower 4-merous. 



A. Seeds angled, sometimes winged. 



B, Seeds warted; capsule with cruciform 



dehiscence . . 

 BB. Seeds smooth or dotted ; usually delicate herbs, 

 pedicels very slender 

 BBB. tSeeds rugose ; shrubs 



AA. Seeds boat-shaped, or plano-convex. 

 Koots tuberous (West Indies) . . 

 Boots not tuberous. 



Leaves leathery, imbricate. 

 Flower elongated, hypocrateriform wiih cam- 



panulate limb . . 

 I'lower short, funnel-shaped 



Leaves membranous, not overlapping. 

 Stipules entire ; flowers not small 

 Stipules divided ; flowers small . . 



Peiitodun 

 Leptoscela 



Lii)Osloma 



OldenlaiuUa 

 riocaniopltyllon 

 [inc. Hedyotis] 



Lucya 



Teinosulcn 



Mallustoma 



{Arcythophylliim) 



Honstonla 

 Anotis 



MUSS^NDE^. 



Inflorescence terminal. 



Flowers in a close involucrate head. 



Leaves apparently alternate 



Leaves opposite 

 Flowers not in a close capitulum. 



Inflorescence elongate, spiciform . . 



Inflorescence not spiciform, nor especially elongate. 

 One or more calyx-lobes petaloid 

 Calyx lobes all similar. 

 Ovary bilocular 

 Ovary 4-6-locular 

 Inflorescence axillary. 



Creeping herbs, with capitate, stalked inflorescence 

 Shrubs or Trees. 



Leaves with many, close, parallel striola) (»iOJj-ee- mark- 

 ing) in the vein-meshes below. 

 Flower regular ; stamens straight erect, included ; 

 ovary 2-celled (sometimes almost unilocular in 

 Hi2)potis). 

 Inflorescence 1-3-flowered 

 Inflorescence co-flowered. 



Inflorescence terminal ; calyx-lobes ample, sub- 



foliaceous 

 Inflorescence axillary. 



Calyx campanulate, obscurely 5-lobed ; corolla- 

 tube obconic (Costa Rica) . . 

 Calyx spathaceous, or conspicuously toothed ; 

 corolla-tube cylindric 

 Flower zygomorphic ; stamens bent below ; ovary 

 unilocular . . 

 Leaves without ??ioire<?-striolation. 

 Stamens exserted 

 Stamens included. 

 Corolla-lobes caudate acuminate 

 Corolla-lobes never lengthily acuminate. 

 Ovary 3-5-locular . . 



Dldymochlamys 

 Sc hi' ad era 



Gonzalea 



{Gonzalayunia) 



Carmcnocania 



Cassiqya 

 Isertia 



Coccocypselum 



Hippo lis 



Somme * 



Notopldebia 



Pentagonia* 



TiOiunsia* 



Euosmia 



Patima 



Sahicea 



