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2. C. speciosa Warder is a large and tall tree, with thick bark, ample cordate 
acuminate leaves, nearly white and inconspicuously spotted corolla (5 cm. long) 
withlower lobe emarginate.—This species has a Mississippi Valley range, extending 
as far south as Arkansas, and also possibly cultivated in Texas. 
3. CHILOPSIS Don. (DESERT WILLOW.) 
Shrub or low tree, with mostly alternate or scattered linear leaves, 
white or purplish flowers in a short terminal raceme; in other respects 
like Catalpa, except the corolla is more funnelform with erose lobes, 
and the antheriferous stamens are 4, 
1. C. saligna Don. Shrub or low tree, 3 to 6 m. high, with hardwood, pubescent 
when young, soon glabrous: leaves linear or linear-lanceolate, 10 to 15 cm. long, of 
firm texture; lower leaves often opposite or verticillate: cocolla 2.5 to 5 em. long: 
pod 15 to 25 cm. long.—Water-courses in dry districts throughout southern and 
western Texas. 
PEDALINEZ, 
Herbs, with chiefly opposite simple leaves, and flowers as of the pre- 
ceding order, except that the ovary is 1-celled and the fruit fleshy-dru- 
paceous with wingless seeds. 
1. MARTYNIA L. (UNICORN-PLANT.) 
Low branching clammy-pubescent annuals, with thickish stems, sim- 
ple rounded leaves, large racemed flowers, 5-cleft mostly unequal calyx, 
gibbous bell-shaped 5-lobed and somewhat 2-lipped corolla, 4 (or 2) fer- 
tile stamens, and fleshy fruit (the flesh at length falling away in 2 
valves; the inner part woody, terminated by a beak, which at length 
splits into 2 hooked horns and opens at apex between the horns), 
1. M. proboscidea Glox. Coarse and heavy-scented annual: leaves cordate, 
roundish, often oblique, entire or obscurely undulate-lobed, 10 to 30 cm. in diameter: 
bractlets oblong-linear: corolla 3.5 to 5 cm. long, dull white, yellowish or purplish 
spotted within, also varying to light yellow: endocarp crested on posterior suture 
only.—Throughout Texas. 
2. M. fragrans Lindl. Less stout: leaves from roundish to oblong-cordate, some- 
what lobed and sinuate-dentate, 7.5 to 12.5 cm. broad: corolla more campanulate, 
2.5 to 5 cm. long and wide, sweet-scented, from reddish to violet-purple. (M. vio- 
lacea, Bot. Mex. Bound., in part.)—Southern and western borders of Texas. Known 
as‘‘ toloache” to the Mexicans, who think it has the property of developing gradual 
and permanentinsanity. (Havard.) 
3. M. althezfolia Benth. Low and small: leaves seemingly all alternate, long- 
petioled, roundish-ovate and cordate, sinuately 3 to 7-lobed, 2.5 to 5 em. broad: 
bractlets linear-oblong or oval: corolla 3.5 cm. or less long, from buff to chrome 
yellow, or whitish, mottled or dotted with brown and orange: endocarp armed 
with teeth on both sutures. (MM. arenaria, Bot. Mex. Bound.)—Southwestern Texas. 
ACANTHACER, (ACANTHUS FAMILY.) 
Chiefly herbs, with opposite simple leaves, didynamous or diandrous 
stamens inserted on the tube of the more or less 2-lipped corolla (the 
lobes of which are convolute or imbricated in the bud), and fruit a 
2-celled few-seeded pod, 
