Britton: Studies of West Indian Plants 21 



34. PORTLANDIA [P. Br.J L., IN THE WEST INDIES 



The type species is Porllandia grandiflora L. 



1. Leaves cordate or subcordate at base, sessile or nearly so. 



Capsules i cm. long or less. 



Leaves orbicular, 2.5 cm. wide or less; corolla yellow; 



flowers sessile or very nearly so. 

 Leaves elliptic, 5-10 cm. long; corolla pinkish; flowers 

 pedicelled. 

 Capsules nearly 2 cm. long. 



2. Leaves narrowed or rounded at the base, petioled. 

 Leaves rounded or obtuse at the apex. 



Leaves elliptic. 



Leaves obovate or oblanceolate. 

 Capsule involucrate by bractlets. 

 Capsule not involucrate. 

 Leaves acute or acuminate at the apex. 

 Calyx-lobes oblong to ovate. 

 Calyx-lobes linear to subulate. 



Capsule 1 cm. long or less; leaves 5-8 cm. long. 

 Capsule 1.5-5 cm. long; leaves 6-15 cm. long. 

 Capsule scarcely angled. 



Leaves ovate to elliptic; calyx-lobes linear; 



corolla 5-7 cm. long. 

 Leaves oblong-lanceolate; calyx-lobes long- 

 subulate; corolla 2-2.5 dm. long. 

 Capsule distinctly angular. 



Capsule long-stalked, truncate. 



Capsule short-stalked, narrowed at both ends. 



I. Portlandia sessilifolia sp. nov. 



A branching resinous shrub about 1.3 m. high, the young twigs 

 short-pubescent, angular. Leaves thick-coriaceous, orbicular, 1.5- 

 3 cm. long, sessile, subcordate, shining above, dull beneath, very 

 indistinctly veined, the margins thick and revolute, their bases 

 connected by a stipular sheath; inflorescence terminal, sessile, 

 subcapitate, several-flowered; pedicels very short; calyx about 

 8 mm. long, very resinous, the linear lobes about as long as the 

 tube; corolla tubular-campanulate, yellow, 1.5 cm. long; capsule 

 oblong-obovoid, 5-6 mm. long. 



Wet mountains of northern Oriente, Cuba. Type from Camp 

 La Gloria, south of Sierra Moa, Cuba, December, 1910 (Shafer 

 8 1 go) . 



A specimen from between Rio Yamaniguey and Camp Toa 

 (Shafer 4180) with much larger elliptic leaves, 1 1 cm. long or less, 

 but otherwise similar, may, perhaps, be referred to this species. 



