STANDLEY—STUDIES OF TROPICAL AMERICAN PHANEROGAMS, 445 
ever to have been applied to the rubiaceous genus, although Mueller 
considered the species congeneric with Mapouria Aubl.1. The genus 
being clearly distinct, the writer proposes the name Geocardia (allud- 
ing to the heart-shaped leaves borne on prostrate stems) as a sub- 
stitute for the homonym Geophila. 
GEOCARDIA Standley, nom. nov. 
Geophila D. Don, Prodr. Fl. Nepal. 186. 1825, not Berg. 1803. 
The following is a list of the principal American species. Several others have 
been described from Africa: 
Geocardia cordata (Miq.) Standley. 
Geophila cordata Miq. Linnaea 17: 72. 1848. 
Mapouria cordata Muell. Arg. in Mart. Fl. Bras, 6°: 426. 1881. 
Geocardia herbacea (L.) Standley. 
Psychotria herbacea L. Sp. Pl. ed. 2. 245. 1762. 
Cephaclis reniformis H. B. K. Nov. Gen. & Sp. 8: 377. 1818. 
Geocardia macrocarpa (Muell. Arg.) Standley. 
Mapouria macrocarpa Muell. Arg. in Mart. Fl. Bras, 6°: 425. 1881. 
Geocardia picta (Rolfe) Standley. 
Geophila picta Rolfe, Kew Bull. 1896: 18. 1896. 
Geocardia pleuropoda (Donn. Smith) Standley. 
Geophila pleuropoda Doun. Smith, Bot. Gaz. 52: 50. 1911. 
Geocardia tenuis (Muell. Arg.) Standley. 
Mapouria tenuis Muell. Arg. in Mart. Fl]. Bras. 6°: 425, 1881. 
Geocardia violacea (Aubl.) Standley. 
Psychotria violacea Aubl. Pl. Guian. 1: 145. pl. 55. 1 
Geophila violacea DC. Prodr. 4: 537. 1830. 
Geocardia violaefolia (H. B. K.) Standley. 
Cephaelis violaefolia H. B. K. Nov. Gen. & Sp. 3: 379. 1818. 
Geophila violacfolia DC. Prodr, 4: 587. 1830. 
Geophila herbacea Morong, Ann. N. Y. Acad. 7: 129. 1898. 
Geophila herbacea violaefolia Chod. & Hassl. Bull. Herb. Boiss. II. 4: 180. 
1904. 
NEW RUBIACEAE FROM COLOMBIA AND COSTA RICA. 
The following new species comprising one in each of -the genera 
Cassupa, Gonzalagunia, Genipa, and Cosmibuena, have been noted in 
the large series of specimens collected by Mr. H. Pittier in Costa 
Rica and Colombia. ‘ 
Cassupa pittieri Standley, sp. nov. 
Small pyramidal tree, 4 to 5 meters high; young branches stout, obtusely 
quadrangular, densely tomentulose with tawny hairs; stipules 7 to 12 mm. 
long, triangular-lanceolate, attenuate, puberulent outside; petioles 4 to 5 em. 
*In Mart. Fl. Bras. 6°: 424. 1881. 
