V 



138 SYNOPSIS OF GENERA AND SPECIES OF MALVEiE. 



bracts, and thus is intermediate between Sida and Malvastrum; 

 and I have ventured to propose the name Sidastrum for a type of 

 structure worthy, I think, of generic rank. 



The specimens from Brazil and British Guiana differ somewhat 

 from those from Panama, and possibly may form a second species. 



Triana and Pianchon (Prodr. Florae Novo-Granatensis, p. 176) 

 state that the false involucre is moiphologically formed of a leaf 

 reduced to a filament with its two tripartite stipules, 



XVII. SIDA Linn. Gen. n. 887. — Bracteolse rarissime 1-2 

 setasforrnes. Styli rami apice truncato- vel capitellato-stigmatosi. 

 Carpella nuda vel conniventi rostrata. Ovula solitaria pendula. 



Sect. I. Pseudo- Malvastrum A. Gray, PL Fendl. p. 23. — 

 Herbas vel suffrutices. Bracteohe 1-3 deciduse raro desunt. Flores 

 petiolis baud adnati. Carpella aliquando inflata omnino mutica. 



* Gerontogeae. 

 1. S. Sherardiana Benth. in Journ. Linn. Soc. 1862, p. 101. 



Malva Sherardiana L. ; Jacq. Hort. Vindob. t. 142. M. cymbalarice- 

 folia Desr. in Lam. Encycl. iii. p. 753. Malvella Sherardiana Jaub. 

 et Spach. PL Or. t. 444. 



Hab. South Europe. Spain! Greece! Turkey! Asia Minor! 



*»».. 

 -*■* 



Neogese. 



2. S. hederacea Torr. in Gray. PL Fendl. p. 23. S. obliqua 

 Torr. & Gray, Fl. i. p. 233. S. leprosa var. hederacea K. Sch. in FL 

 Bras. Fasc. cix. p. 342. Malva hederacea Dougl. in Hook, FL i. 

 p. 107. Af. californica Presl, Eel. Haenk. ii. p. 121. M. plicata 

 Nutt. in Torr. & Gray, FL i. p. 227. M. obliqua Nutt. 1. c. p. 233. 



Hab. South-West United States ! Chili ! 



Var. sulphurea = S. sulphurea A. Gray in PL Fendl. p. 23. S. 

 leprosa K. Schum. I.e. p. 341. Malva leprosa Ort. ; DC. Prod. i. 

 p. 431. M. sulphurea Gillies in Hook. Bot. Misc. iii. p. 149. Mal- 

 vastrum sulphureum Gris. Sym. FL Arg. p. 43. 



Hab. Mexico. Cuba. Argentine Eepublic ! Uruguay ! Pata- 

 gonia ! 



Var. parvifolia Hemsl. in Biolog. Centr. Amer. i. p. 104. 

 Hab. New Mexico. Mexico ! 



8. S. lepidota A. Gray, PL Wright, p. 16. 

 Hab. New Mexico I Arizona ! 



Var. depauperata A. Gray, I. c. p. 18. 

 Hab. New Mexico ! Arizona ! 



Var. sagitt^folia A. Gray, I. c. p. 18. 

 Hab. New Mexico ! Arizona ! 



4. S. cuneifolia A. Gray, Lc. p. 18. 

 Hab. Texas ! 



Sect. II. Abutilastrum A. Gray in Proc. Am. Acad. xxii. p. 

 295. — Arbores vel suffrutices. Bracteolae 0. Flores petiolis baud 

 adnati. Carpella matura nlns miniisvo inflate 



pissime mutica. 



membranacea 



