226 
ANNALS NEW YORK ACADEMY OF SCIENCES 
Sepals less than 10 mm. long. 
Sepals 6-8 mm. long; leaf-blades lobed or entire; 
corolla purple; Cuban. 
100. 
I. obtusata. 
Sepals 4-6 mm. long; leaf-blades entire. 
Corolla pink, 6-8 cm. long. 
101. 
I. carnea. 
Corolla purple, about 4.5 cm. long; leaf-blades 
submembranaceous. 
102. 
I. microsticta. 
83. Ipomoea plicata Urb. sp. nov. 
Slender, perennial, climbing over trees and bushes, 6-10 m. long, branching, 
woody below with a rough, whitish bark; finely pubescent above; leaf-blades ovate 
or ovate-lanceolate, more or less plicate, acuminate, 4-10 cm. long, glabrous above, 
finely pubescent beneath; petioles 1-4 cm. long; peduncles shorter than the petioles, 
1- to 3-flowered; pedicels 1 cm. long; sepals yellowish-green, 10-13 mm. long, acute, 
puberulent; corolla 4-5 cm. long, campanulate-funnelform, fragrant; limb about 
4 cm. broad, with 5, rounded lobes; capsules ovoid, apiculate, longer than the calyx, 
2- celled; seeds densely lanate. 
Jamaica: Mount Diablo, 2800 ft. alt., Harris 8997, Aug. 29, 1905 
(type —Y). 
84. Ipomcea crinita Brandegee, Zoe 5: 216. 1905. 
The woody stems as well as the petioles and peduncles pilose with white, spread¬ 
ing hairs, 4-5 mm. long; leaf-blades 3-lobed, about 14 cm. broad; peduncles elong¬ 
ated, 20-22 cm. long, subumbellately flowered; outer sepals pilose, 7 mm. long, 
apiculate. 
Type locality: Culiacan, Mexico. 
Distribution: Ravines and thickets, western Mexico. 
Specimens examined: Brandegee, Sept. 12, 1904 (dupl. type — G). 
85. Ipomoea populina sp. nov. 
A stout, woody, perennial twining vine, climbing over trees; stems 1-2 cm. thick, 
with a smooth bark; leaf-blades ovate, entire, acute, shallowly cordate, 5-8 cm. long, 
reticulate-veined beneath; petioles slender, longer than the blades; peduncles stout, 
on the stems of the preceding year, 8-12 cm. long, cymosely many-flowered, the 
angled pedicels 2.5-3 cm. long; sepals subequal, orbicular-ovate, 5-8 mm. long, 
spreading in fruit; corolla tinged with magenta at the base, 6 cm. long; limb 6-8 cm. 
broad with 5, rounded lobes, tube 12-15 mm. thick; capsules thick-walled, oblong, 
2 cm. long and 1 cm. thick, 4-valved, 2-celled; seeds twice as long as thick, with a 
long, white dorsal coma. 
Mexico: Acapulco, Palmer Jf.82, 1894-95 (type — N, G). 
