of Cuphea ( Lythraceae ). 161 
acuminata, ungue longo. Stamina episepala supra lobos 
\ exserta, epipetalorum breviorum duo dorsalia calycis sinus 
fere aequantia. Ovarium ovato-oblongum, villosum. Discus 
erectus, cylindricus, 1*25 mm longus, basi pilosus. Ovula 7-8. 
R. Spruce , Tarapoto (Peru). 
Cuphea Bombonasae , Sprague, sp. nov. 
Suffrutex. Caulis (18-35 cm.) foliaque ut in C. epilobii- 
folia. Pedicelli 2-3 mm. longi. ad vei supra medium prophylla 
ovata acuta ciliata gerentes ; bracteae late ovatae, acutae, 
longe ciliatae. Calyx (5-6 mm.) calcare longiusculo, leviter 
curvato munitus, fauce ampliata ascendens, dense hirsutus, 
intus infra stamina pilosa ; append, lobis breviores, brevissime 
setosae. Petala 2 (dorsalia), calycis §— f aequantia, oblongo- 
ovata, apice rotundata, ungue lato. Stamina episepala supra 
lobos | exserta, epipetalorum breviorum duo dorsalia calycis 
sinus fere aequantia. Ovarium ovatum, pilosum. Discus 
deflexus, oblique ovoideus, -75 mm. longus. Ovula 6-7. 
R. Spruce , in fl. Bombonasae ripis inundatis, May, 1857. 
Cuphea epilobiifolia , Koehne. 
Var. Caquetae , Sprague, var. nov. 
Prophylla ovato-oblonga. Calyx 6-8 mm. longus, calcare 
quam in C. epilobiifolia typica tenuiore. Petala 2 (dorsalia), 
late ovata vel suborbicularia, salmonea, ungue *75 mm., lamina 
3-3*5 mm. longis. Staminum epipetalorum duo dorsalia 
calycis sinu breviora. Ovula 6-7. 
Sprague, rocky banks of a tributary of the Caqueta 
(Colombia), April, 1899. 
Cuphea tetrapetala, Koehne. 
Var. Cosangae , Sprague, var. nov. 
Pedicelli prophylla ad vel supra \ gerentes. Petala pro 
rata 2 (dorsalia), sed etiam 3-4 inveni, ovata. Staminum 
epipetalorum postica 2 calycis sinus hand aequantia. Ovula 9. 
W. Jameson , 775, ad ripas fl. Cosangae (Ecuador), 6,000 
ped., Jan. 
On comparing the descriptions of the species of Heteranthus y 
the first point noticed is the remarkable uniformity in vegeta- 
M 
