TROPICAL AMERICAN ORCHIDS 
in Panama. As the more recently described species cannot 
bear the name under which it was published, a new name 
is necessary. [Fig. 1.] 
Panama, Hills east of the city, C. W. Powell 18, Novem¬ 
ber 1915. Flowers greenish purple. 1200 feet altitude: .San 
Juan, Powell 3465, November 1923. Epiphyte. Sea level. 
Epidendrum Storkii Ames sp. nov. HabitusEpidendri 
difformis sed in labello differt. Radices fibratae, glabrae. 
Caules approximati, erecti, leviter flexuosi, complanati. 
Folia usque ad octo, disticha, oblongo-elliptica, valde 
coriacea, apice inaequaliter bilobata, vaginis foliorum 
caulem obtegentibus. Flores terminales, duo ad quattuor, 
longipedicellati. Sepala patentia, lateralibus oblanceolatis, 
acutis. Sepalum dorsale lateralibus subsimile. Petala lin- 
eari-spathulata. Labellum columnae adnatum, basi cor- 
datum, antice trilobatum; lobis lateralibus rotundatis; lobo 
medio triangulari, acuto. Discus prope apicem columnae 
breviter bicarinatus. Columna usque ad apicem dilatata, 
clinandrio fimbriato. 
Roots coarsely fibrous, whitish, smooth, spreading. 
Stems erect, 12-17.5 cm. long, complanate, concealed by the 
sheaths of the leaves. Leaves distichous, 2-5.5 cm. long, 
7-18 mm. wide, oblong-elliptic, unequally bilobed at the 
obtuse apex, obliquely ascending, coriaceous. Sheaths of 
the leaves 2-3 cm. long, complanate, dilated upward. In¬ 
florescence terminal, subumbellate, subtended by a leaf-like 
spathe. Flowers greenish, two to four. Pedicel with the 
ovary about 3.5 cm. long, slender, ascending. Lateral sepals 
2.2 cm. long, 4 mm. wide above the middle, oblanceolate, 
acute or subobtuse, thickened at the tip, prominently 
5-nerved. Dorsal sepal 2-2.2 cm. long, up to 5 mm. wide 
above the middle, acute or subobtuse, thickened at the tip. 
Petals 2.1 cm. long, 2-3 mm. wide above the middle, slen¬ 
derly spatulate, subacute, prominently several-nerved. La¬ 
bellum adnate to the column, 2 cm. long, free portion 1.3 cm. 
long including the auricles of the cordate base, 1.4 cm. wide, 
3-lobed in front; lateral lobes rounded, entire; middle lobe 
3.5 mm. long, 3.25 mm. wide at the base, much exceeding 
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