PITTIER——-PLANTS FROM COLOMBIA AND CENTRAL AMERICA. 257 
stamens, the lobes broadly rounded and acuminulate; stamens didynamous, 
the filaments glabrous, 1.3 and 2 cm. long, the anther cells divaricate, about 3.5 
mm. long, minutely hairy; staminode filiform, short, circinate at the apex; 
dise thick, 1.5 to 2 mm. high; style about 3 cm. long, the ovary elongate, com- 
pressed, 5 mm. long, carinate on the faces, densely sealy ; style filiform; stigma 
lobes broadly lanceolate. 
Fruit not known. 
Type in the U. S. National Herbarium, no. 8613899, collected between Cangel 
and El Corozal, Guanacaste, Costa Rica, flowers, February, 1912, by Oto6n 
Jiménez (no. 374). 
Collected also near Nicoya, Costa Rica, in thickets, flowers, February, 1900, 
by A. Tonduz (Inst. Fis. Geogr. Costa Rica, no. 13830). 
This species, which emits a strong odor of garlic, also belongs to the section 
Hanburyophyton, but comes close to A, alliaceum Miers. “Hosmeca” is the 
native name. 
NEW SPECIES OF SEVERAL GENERA. 
Clytostoma isthmicum Pittier, sp. nov. PLATE 106. 
A vine with slender stems, the new branchlets subquadrangular, striate, 
more or less puberulous. 
Leaves conjugate, the petioles subterete, more or less distinctly canaliculate, 
1 to 2.5 em. long; leaflets coriaceous, the petiolules canaliculate, 1 to 1.5 cm. 
long, sometimes puberulous, the blades ovate, oblong, or elliptic, acute at the 
base, more or less abruptly acuminate at the apex, 7 to 15 cm. long, 3 to 6.5 cm. 
broad, reticulate and sparsely scaly on both faces, paler beneath; tendrils very 
slender. 
Inflorescences axillary or terminal, the flowers long-pedicellate, 1 to 4 in the 
cluster ; peduncle subangular, 1.5 to 2 em. long, provided near the base with a 
pair of lanceolate, acute bracts 3 to 4 mm. long; pedicels slender, 1 to 2 cm. 
long, minutely pilosulous toward the apex, provided at the base with 2 ovate, 
acute bractlets about 2 mm. long, and sometimes a second pair of setaceous, 
pilosulous bractlets; calyx cupuliform, truncate, minutely 5-toothed, about 4.5 
mm. long, sparsely glandular below the teeth, ciliolate on the margin, very 
sparsely scaly ; corolla tubular-campanulate, 5 to 6 em. long, pale pink, sparsely 
scaly without, the 5 lobes broad and rounded-ovate; stamens didynamous, 
included, the longer ones about 1.6 cm. long, inserted on the tube about 6 mm. 
from its base; staminode filiform; anther cells about 2.7 mm. long, minutely 
pilosulous ; disk very low (about 0.5 mm. high), crenulate; pistil about 32 mm. 
long, the ovary sessile, compressed-ovoid, 2 mm. Jong, densely muriculate, the 
ovules numerous, 2-seriate in each cell. 
Capsule subdiscoid, 5 cm. long, 4.5 cm. broad, 2.2 em. thick, echinate, the 
prickles 7 to 9 mm. long, the valves convex, divided at base and apex, the 
peduncle stout, 1.5 cm, long; seeds suborbicular, 1.7 em. long, 2 cm. broad, 
including the coriaceous wings. 
Type in the U. 8S. National Herbarium, no. 679092, collected along the 
Trinidad River, Canal Zone, Panama, near sea level, among bushes, flowers 
and fruits, July 19, 1911, by H. Pittier (no. 4008). 
OTHER COLLECTIONS: 
PANAMA: Marraganti, southern Darién, fruits, April 9, 1908, Williams 690. 
Along Chagres River, from Juan Mina to El Vigia, common among 
bushes, flowers, May 11 to 14, 1911, Pittier 8452. Around Pinogana, 
southern Darién, in clearings, flowers, April 16, 1914, Pittier 6526. 
