ROSE MEXICAN \NI> CENTRAL AMERICAN PLANTS. L23 



Type r. B. National Herbarium no. 168216, collected by I'.. W. Nelson on 

 between Guichocovi and Lagunas, Oaxaca, June 29, I s '- 1 "' no. 27 



This species is related to /'. paniculala and /'. longicavlig. 



lnation oi Plati XXXVIII. Pig. a, plant; b, leaf ; c, calyx; 

 f. petals; g, petals and stamens; h, stamens; i, two views of pistil natural sia 



Polygala turgida ll«'si-. -|.. im»\. Plate XXXIX. 



Perennial, prostrate, much branched, forming dense mats; stems terete, glabrous 

 as are also the leaves and inflorescence; leaves all in \\ borls, apparently fleshy when 

 alive, obovate, rounded at apex, sometimes mucronate, 15 to 25 nun. long; peduncles 

 slender, weak, 2 to 6 cm. 1 < > 1 1 -_r : inflorescence a -pike-like raceme, much elongated in 

 fruit; pedicels short, subtended by small ovate scarious bracts and bearing at their 

 base two small triangular bract lets; 3 outer sepals ovate, scarious-margined ; wings 

 much larger than the outer sepals; upper petal crested; capsule glabrous, orbicular^ 

 bearing at base a cushion-like disk; Beeds hairy, aril scarious, as long as the seed. 



Type I B. National Herbarium no. 8215, collected by C. «>. Pringle in alkaline 

 meadows on the Hacienda de Angostura, San Luis Potosf, July 14, 1891 no. 3792 ; 



als< llected by Dr. E. Palmer at Media Lima near Rio Verde, San Luis Potosf, 



June, 1904 I no. 84 . 



Mr. Pringle's specimen was sent oul as a doubtful /'. aparinoides, but that is a very 

 different species. 



Explanation oi Pi lti XXXIX. -Fig. a, plant: 6 and e, flower; d, petals and stamens 

 views of pistil; /, capsule; gr, seed. Fig. a, natural siz< scale 6. 



MALVACEAE. 

 ABUTILON, A NEW SPECIES AND A NEW NAME. 



Abutilon durang-ense Rose & York. Plate XL. 



Perennial: stems w ly, dark purple, branching, covered with short glandular 



hairs; leaf blades ovate, 6 to 12 cm. l<>n'_ r : 4 to 7 cm. wide, cordate at base with a 

 wide sinus), long-acuminate, finely dentate or crenate, or almost entire, the under 

 surface pale in color, densely softly stellate-pubescent, the upper surface sparingly 

 stellate with additional simple hairs, the veins purplish; petioles 2.5 to 4.5 cm. long, 

 with glandular pubescence; stipules small, linear, deciduous; inflorescence panicu- 

 late, flowers axillary, solitary* peduncles 1.5 to 3 cm. long, jointed near apex; calyx 

 H> mm. long in fruit, finely and densely stellate, the lobes broadlj ovate, long- 

 acuminate, equaling or slightly longer than the mature carpels; petal- yellow, obo- 

 vate, 15 to 18 mm. in length; stamen tube very short; carpels 9, shortly acuminate. 

 about 11 mm. in length, 2 or 3-seeded; seeds puberulent. 



Type I'. s. National Herbarium no. 304839, collected near DurangoCity, by Dr. E. 

 Palmer. 1896 I no. 587 



Explanation oi Plate XL.— Fig. a, branch; 6, carpels. Fig. o, natural size; b, scale 2. 



Abutilon hemsleyana Rose. 



AbuiiUm sidoides Hemsley, Diag. PI. Nov. 2: 24. 1879, not Dalz. & Gibs. 



TWO NEW SPECIES OF WISSADULA. 



Wissadula glandulosa Rose, Bp. nov. 



Woody at base, the branches spreading or procumbent, very glandular; 

 broadly ovate, acute, cordate at base, stellate-pubescent, crenate. the petiole often 

 longer than the blade; stipules filiform; fruiting calyx li! to 14 mm. long; - 

 broadly ovate, acuminate; petals yellow. 15 to 16 mm. long; carpels 5, sti 

 mucronate, each 3-seeded. 



