STANDLEY TEEES AND SHRUBS OF MEXICO 1351 



Flowers 4-parted; calyx lobes elongate; flowers fasciculate in the 



axils 33. ASEMNANTHE. 



Corolla lobes imbricate 34. FLACOCABPA. 



Seeds ascending, the radicle inferior. 

 Corolla lobes contorted or imbricate. 



Corolla lobes contorted 35. COFFEA. 



Corolla lobes imbricate 36. STRUMPFIA. 



Corolla lobes valvate. 



Ovary 1-celled 42. FARAMEA. 



Ovary with 2 or more cells. 



Fruit a syncarp, the flowers borne in a dense head, the calyces confluent. 



43. MORINDA. 

 Fruit not a syncarp, the flowers only rarely capitate. 



Plants scandent; fruit of 2 thin flat cocci 41. PAEDERIA. 



Plants not scandent; fruit never of 2 flat cocci. 

 Stipules not setiferous, never leaflike. 



Stipules, at least the upper ones, pectinately lobed. 



37. RUDGEA. 

 Stipules entire. 



Flowers in loose or dense heads surrounded by large, usually 



colored, foliaceous bracts 39. EVEA. 



Flowers never in leafy-bracted heads. 



Corolla tube straight, not gibbous; branches of the inflor- 

 escence not yellow or reddish 38. PSYCHOTRIA. 



Corolla tube usually somewhat curved or gibbous; branches 

 of the inflorescence commonly yellowish or reddish. 



40. PALICOUREA. 

 Stipules setiferous, or sometimes leaflike. 

 Stipules setiferous. 



Fruit of 2 united indehiscent cocci 44. ERNODEA. 



Fruit of 2 dehiscent cocci 46. TRIODON. 



Stipules similar to the leaves, the leaves thus appearing verticil- 

 late 46. GALIUM. 



1. PORTLANDIA P. Br.; L. Syst. Nat. ed. 10. 928. 1759. 



Reference: Standley, N. Amer. Fl. 32: 8-13. 1918. 



Shrubs; leaves short-petiolate, coriaceous, persistent; flowers large, axillary 

 or terminal, solitary or fasciculate; corolla funnelform, the lobes short, reduplicate- 

 valvate; fruit capsular, 2-celled, loculicidally bivalvate; seeds numerous, com- 

 pressed, angulate. 



Corolla about 2.5 cm. long, 4-lobate 1. P. ghiesbreghtiana. 



Corolla 6 to 8 cm. long, 5-lobate 2. P. mexicana. 



1. Portlandia ghiesbreghtiana Baill. Adansonia 12: 300. 1879. 

 Courtaportla ghiesbreghtiana Urban, Symb. Antill. 9: 147. 1923. 

 Hidalgo, Puebla, and Oaxaca; type from Hacienda de Huijastla. 



Glabrous shrub with resinous branches; leaves oblong-elliptic to oval-elliptic, 

 2 to 4.5 cm. long, acute or obtuse, acute at base; flowers numerous, short-pedi- 

 cellate; corolla white; capsule 7 to 11 mm. long. 



2. Portlandia mexicana (Zucc. & Mart.) Hemsl. Diag. PI. Mex. 31. 1879. 

 Coutarea mexicana Zucc. & Mart.; DC. Prodr. 4: 350. 1830. 



Nernstia mexicana Urban, Symb. Antill. 9: 146. 1923. 

 San Luis Potosi, Queretaro, and Hidalgo. 



Glabrous shrub; leaves elliptic or elliptic-oblong, 3 to 7.5 cm. long, acute or 

 obtuse, the margins revolute; capsule 1.3 to 2 cm. long. 



