70 Field Columbian Museum Botany, Vol. 2. 



lanceolate, 10.5 x 6 cm., the upper lanceolate 6x2 cm.; upper por- 

 tion of plant densely leafy. Specimens from Morro Hill, Santiago de 

 Cuba (1060), are similar to those from Bermuda, but are more densely 

 stellate-pubescent, and the leaves round-semitrilobed, 7.5 x 6 cm. 

 Fields about Spot Bay, Grand Cayman (1297), very leafy, the lower 

 leaves barely trilobate, 5x4 cm., the upper spatulate-lanceolate, 3x1 

 cm. Specimens from Caguas, Porto Rico (235), have all the leaves 

 heavily stellate-pubescent, and the lower 5-lobed, the basal lobes 

 rounded, the others pointed, serration double. 



Corchorus siliquosus Linn. Sp. PI. 529. 



Bodden Bay road, Grand Cayman (1344). Leaves all ovate- 

 lanceolate, acuminate, the largest 3 x 1.6 cm. Hillsides at Bayamon, 

 Porto Rico (345), and Pedernales Point, Isle of Pines (1433); leaves 

 all small, 1.5 x .7 cm., tending to narrow at the base; a profusely 

 fruiting form. The Caleta, Cozumel (1529), stem simple, leaves 

 large, 6.5 x 3.5 cm. Fruits in all three forms the same, long cylindri- 

 cal and straight or falcate, 5 x .3 cm. 



Corchorus hirsutus Linn. Sp. PI. 530. 



Dunes of the coast at Santurce (290) and Port of Ponce (680, 

 681), Porto Rico, and at Cape Corientes, Cuba (1460); leaves elongate- 

 ovate, 5x3 cm., fruiting pedicels 4, fruits 1.5 x .5 cm., strongly 

 semilunar. Hillsides at The Ovens, Santiago de Cuba (11 12); leaves 

 all small, 2.2 x 1.7 cm., ovate papillate-dentate, fruiting pedicels 6. 



MALVACEAE. 



Abutilon crispum (Linn.) Medic. Malv. 29. 



Sida crispa Linn. Dry slopes of Morro Hill, Santiago de Cuba 

 (1083)." 



Abutilon incanum Sweet Hort. Brit. 1:53. 



Dry roadside at "The Ovens," Santiago de Cuba (1124). 



Abutilon pauciflorum St. Hil. Fl. Bras. Mer. 1:206. 



A. pedunculare Griseb. Pasture lands and dry stream beds near 

 Guanica, Porto Rico (722). 



Abutilon permollis (Willd.) Sweet loc. cit. 



Sida permollis Willd. Dry field of scrub at Pedernales Point, 

 Isle of Pines (1431), and Bodden Bay road, Grand Cayman (1799). 



Abutilon Cubanum sp. now 



Shrubby, thick stemmed, finely and closely stellate-pubescent, 

 leaves ovate-lanceolate, cordate, acute serrate, velvety on both sides, 

 with comparatively large stellate hairs, petioles about one-quarter the 

 length of the leaves not reduced above; inflorescence apical in few 

 flowered axillary clusters, peduncles slightly jointed above the middle, 

 much shorter than the leaf; calyx five-fid to the middle; lobes ovate, 

 long pointed; petals canary-yellow, exceeding the calyx; carpids about 

 15; seeds minutely puberulent. 



Differs from A. crispum G. Don in its heavier growth, less heart- 



