POLEMONIACEAE. 105 



rubescentia marginibus tenuioribus 3 — 4'" longa lataque. Corolla subpollicaris, lobis 

 patentibus vel parum reflexis late ovntis acutis suboMiquis paulo inaequalibus, apice 

 parum cucullatis, aestivatione imbricata. Stamina corolla longiora, filamentis flexuo- 

 sis, basi pilis glutinosis subcohaerentibus, antheris coriaceis helvolis. Capsula sub- 

 pcllicaris nitida fusca, valvis oblongis convexiusculis. Semina cum ala 4 — 5'" longa, 

 2'" lata. — Habitat in declivitate montium porphyriticorura circa vallem Tehuacanen- 

 sem guhernii Puehla alt. 5 — 6000' promoniorii S. Lorenzo , Venta salada, S. Sebastian 

 in Mexico. 



CLIV. CONVOLVULACEAE Vent. 



(Choisy in DC. Prodr. IX. 323. & 565. - Wlprs. Repert. VI. 528. & 743, Annal. I. 519.) 



Tribus I. ARGYREIEAE Choisy in DC. 1. c 325. 



]. KIVEA Choisy. 



(Choisy in DC. Prodr. IX. 325.) 



1. *R. ORNATA Choisy in DC. I. c. 326. no. 6. — Wght. Icon. plant. Ind. oriental. IV. 

 tab. 1356. 



f Specie§ excludenda. 



R. TILTAEFOLIA Cboisy = ARGYREIA TILIAEFOLIA Wght. 



VI. AKOIK VA \ Lour. 

 (Choisy in DC. Prodr. IX. 328. — Wlprs. Repert, VI. 529, Annal. I. 519.) 



1. *A. AGGREGATA Choisy in DC. I. c. 333. no. 30. — Wght. Icon. plant. Ind. or. IV. 

 tab. 1359. 



2. *A. SETOSA Choisy in DC. I. c. 332. no. 27. — Wght. 1. c. tab. 1360. 



3. *A. FULGENS Choisy in DC. 1. c. 329. no. 8. — Wght. 1. c. tab. 1357. 



4. *A. TILIAEFOLIA Wghi. 1. c. lab. 1358. — Bivea tiliaefolia Choisy in DC. 1. c. 325. 

 no. 1. 



Tribus II. CONVOLVULEAE Choisy in DC. 1. c 335. 

 X. ^UAMOCMT Toufnef. 



(Choisy in DC. Prodr. IX. 335. — Wlprs. Repert. VI. 529.) 



1. 'QU. VITIFOLIA G. Don. — Choisy in DC. 1. c. 336. no. 9. - Calboa glubosa Lindl. 

 Journ. of thn hortic. soc. V. 83. c. ic. xylogr. 



III. 14 



