1330 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM 



cordate, acute, dentate, 18 mm. long; corolla reddish, puberulent at base, 4 cm. 

 long. 



Not seen by the writer. 



6. ALLOPLECTUS Mart. Nov. Gen. & Sp. 3: 53. 1829. 

 Plants suifrutescent, the stems often scandent and rooting; leaves opposite; 

 flowers fasciculate or solitary in the axils; calyx inferior, 5-parted, usually red, 

 the lobes dentate or cristate; corolla usually whitish, the tube cylindric or ventri- 

 cose; fruit globose or ovoid, dehiscent or indehiscent. 



Corolla about 5 cm. long 1. A. tetragonus. 



Corolla about 3 cm. long 2. A. strigosus. 



1. Alloplectus tetragonus (Oerst.) Hanst. Linnaea 34: 368. 1865-66. 

 Glossoloma tetragomnn Oerst. Dansk. Vid. Selsk. Skrivt. 5: 41. -pi. 7. 1861. 

 Chiapas. Central America; type from Turrialba, Costa Rica. 



Scandent shrub, the branches villous-hirsute; leaves long-petiolate, elliptic or 

 oblong-elliptic, 15 to 25 cm. long, acuminate, obtuse or acute at base, serrulate, 

 sparsely pilose; pedicels shorter than the petioles; calyx red, 2.5 to 3 cm. long, 

 hirsute, the lobes laciniate-dentate; corolla pink, densely villous-hirsute. 



2. Alloplectus strigosus (Oerst.) Hanst. Linnaea 34: 374. 1865-66. 

 Saccoplectiis strigosus Oerst. Dansk. Vid. Selsk. Skrivt. V. 5: 118. 1861. 

 Type material from Chinantla, Tepinapa, and Tintalcingo, Oaxaca. 



Stems hirsute-tomentose above, finally glabrous; leaves long-petiolate, obUquely 

 elliptic-oblong, the larger ones 20 to 22 cm. long, acuminate, narrowed at base, 

 puberulent; pedicels 12 mm. long; calyx nearly 2.5 cm. long, the lobes shallowly 

 and remote! 3^ serrate, red; corolla puberulent. 



DOUBTFUL SPECIES. 

 Alloplectus glaber DC. Prodr. 7: 546. 1839. Type from mountains of 

 Mazatldn (Guerrero ?) . Stems said to be glabrous. 



7. COLUMNEA L. Sp. PI. 638. 1753. 



Shrubs, usually scandent and rooting; leaves opposite; flowers usually red or 

 yellowish, solitary or fasciculate in the axils; calyx inferior, 5-parted, the lobes 

 usually entire; corolla tube often gibbous at base, straight or incurved, usually 

 ventricose; fruit commonly baccate and indehiscent. 



Corolla yellow, not spotted 1. C. fiava. 



Corolla red, or yellow spotted with red. 



Corolla red, not spotted 2. C. erythrophoea. 



Corolla yellowish, v\'ith large, dark red spots 3. C. schiedeana. 



1. Columnea flava Mart. & Gal. Bull. Acad. Brux. 11^: 39. 1842. 

 Type from mountains of Oaxaca. 



Plants scandent, the branches fulvous-pilose; leaves subsessile, oblong-lanceo- 

 late, sericeous-villous; peduncles shorter than the leaves; calyx lobes ovate, acute, 

 entire, reddish, hirsute; corolla villous. 



2. Columnea erythrophoea Decaisne, Rev. Hort. 39: 172. 1867. 

 Described from cultivated plants, grown from seeds collected in Chiapas. 

 Branches fleshy; leaves short-petiolate, lanceolate to elliptic, acuminate, 



glabrous except beneath along the nerves; calyx deep rose, the segments 

 cordate-acuminate, dentate; corolla 8 cm. long, villous. 



3. Columnea schiedeana Schlecht. Linnaea 8: 249. 1833. 



Veracruz, Puebla, and Oaxaca; type material from Misantla and Hacienda 

 de la Laguna, Veracruz. 



