\'a1L: SjUDUi.S IN IlIE ASCLEI'IADACKAE 



668 



The plant from which the Cavanilles figure was drawn is said to 

 have been grown at the Royal Botanic Garden, Madrid ; and was 

 native of Mexico. It agrees well with the specimens just cited, 

 though in detail the central lobe of the crown-segments seem shorter. 



7. Rouliniella Jaliscana sp. nov. 



A twining vine. Stems glabrous, angled : branches glabrous 

 or with a narrow puberulent line above : petioles channeled ? 2—7 

 cm. long or more, glabrous or mjnutely puberulent : leaves 



opposite; blades 4-12 cm. 

 long, ovate-oblong, abruptly 

 acuminate at the apex, trun- 

 cate at the base, dark green 

 or glabrous above, paler, 

 glabrous or minutely puber- 

 ulent on the veins beneath : 

 r acemes shorter than the 

 leaves, 8-1 2 -flowered : buds 

 ovate : peduncles minutely 

 puberulent in lines, chan- 

 neled : calyx-segments ob- 

 long, obtuse, 2 mm. long, 

 minutely ciliate, oblong- 

 linear : corolla -segments 

 4-5 mm. long, broadly 

 obtuse or truncate at the 

 obtuse somewhat ligulate 

 revolute apex, with a narrow callus incurving ridge or crest on 

 each side near the middle within : crown-segments white, 3-lobed, 

 the lateral lobes infolded within ; the central lobe long-ligulate, 

 very slender, undulate, nearly as long as the corolla-segments : 

 anther wings very short, corneous : stigma 5-rayed, flattish : anther 

 tips semi-orbicular, inflexed : pollinia oblong, pyriform on long 

 slender caudicles : corpuscle lozenge-shaped. Follicles not seen. 



Mexico : State of Jalisco, Palmer, j8^ ; State of Jalisco, 

 Pringle, 44^4 ; Orizaba, Bottcri. (Type in herb, of the New York 

 Botanical Garden.) 



New VukK Botanical C/xrden. 



Fig. 7. 



