62 CoDtributions from the Gray Herbarium 



retuse at the mucronulate apex, cuneate into the margined petiole, 

 thin but firm, equally green both sides, sparsely strigillose, some- 

 what veiny (lateral veins ca. 7 pairs, reticulate-anastomosing), 2.5-^ 



5.1 em. Long, 1.7 2.2 cm. wide, on rather densely strigillose petioles 

 2 3 nun. long. Racemes terminating branches, 10-32-flowered, 5- 

 L9 cm. long. Flowers pinkish-purple, very handsome, 1.3-1.5 cm. 

 long, on very Bparsely appressed-hairy pedicels 7-12 mm. long. 

 Sepals densely filiate, the upper 5 mm. long, the lower 4 mm. long. 

 Wings orbicular, retuse at the rounded apex, shortly unguiculate at 

 base, very minutely glandular-ciliolate, otherwise glabrous, in fruit 

 strongly reticulate, 12-15 mm. long and wide. Keel 9 mm. long. 

 Upper petals ligulate. Lateral petals present. Capsule quadrate- 

 orbicular, emarginate, glabrous, 1.5-1.9 cm. long, 1.5-1.7 cm. wide. 

 Seed ellipsoid, bronzy-brown, pilosulous, 9 mm. long, 6 mm. wide. 

 Aril very minute, corneous, ca. 0.5 mm. long. Brandeg. Proc. 

 ( Jalif. Acad. Sci. II. ser. ii. 130. t. 4 (1889); Zoe i. 4 (1890); Chod. 

 Bull. Herb. Boiss. i. 354 (1893); Sprague! Bot. Mag. cxxxii. t. 

 8065 (1906). Lower California: Sierra de la Laguna, 27 Jan. 

 1890, Brandegee 23 (G); Sierra de la Laguna, Anthony (K); Pes- 

 cadero, 23 Oct, 1893, Brandegee (K), 1. c, 27 Oct. 1893, Brandegee 

 (G). Also specimens from the Hanbury Garden at La Mortola, 

 17 July 1905 (K: type of Bot. Mag. t. 8065). 



" In southern California said to grow to 15 feet or more in height 

 and to be valuable economically as its young branches contain a 

 very strong fiber and the pea-sized brown seeds which are plenti- 

 fully produced yield as much as 38 per cent of excellent oil. The 

 root has the same properties in a higher percentage " as P. Senega L. 



78. P. hondurana Chocl. Stem woody, corymbosely branched 

 above, 4 dm. long, from a moniliform root; branches nodose, slen- 

 der, 1-2 dm. long, thinly pubescent. Leaves ovate-lanceolate, apic- 

 ulate, thin, the miclnerve impressed beneath, 5-10 cm. long, 

 1.6-3.8 cm. wide, on petioles 2.5-4 mm. long, puberulous. Racemes 

 few-flowered, 1.5-2 cm. long, the rachis pubescent; bracts caducous, 

 linear-filiform, 1.5-2 mm. long; pedicels at length 6 mm. long, 

 thinly pubescent. Flowers 7-8 mm. long, about 5-8. Sepals ovate, 

 shortly ciliate, eglandulose, many-nerved. Wings not ciliate, ovate- 

 orbicular, nervose, conspicuously longer than corolla. Keel shortly 

 unguiculate. Upper petals cuneate, retuse at apex, about half as 

 long as keel. Lateral petals squamiform. Capsule elliptic, deeply 



