668 VaiL: STUDIES IN THE ASCLEPIADACEAE 
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 
em. long or more, glabrous or minutely 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 : 
racemes 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 
js 4-5 mm. long, broadly 
Fic. 7. obtuse or truncate at the 
obtuse somewhat ligulate 
revolute apex, with a narrow callus incurving ridge or crest 0” 
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 s-rayed, flattish : anther 
tips semi-orbicular, inflexed : pollinia oblong, pyriform on long 
slender caudicles : corpuscle lozenge-shaped. Follicles not see™ 
(4g. 7.) 
Mera: State of Jalisco, Palmer, 3845 State of Jalisco, 
Pringle, 4494 ; Orizaba, Botteri, (Type in herb. of the New York 
Botanical Garden.) 
New York Boranicat GARDEN. 
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