366 University of California Publications in Botany [Vol. 6 



The long, almost filiform stems must have been prostrate or sup- 

 ported by other plants. The specimens lack the lower leaves. Col- 

 lected in the state of Puebla. No. 7626. Type, Herb. Univ. Calif. 

 No. 169525. 



Polygala (Hehccarpa) laeta sp. nov. 



E radice lignosa pluricaulis, viridis: caulibus diffusis adscenden- 

 tibus ramosis, 1-1.5 dm. longis, puberulis pilis incurvis: foliis infe- 

 rioribus anguste ovatis nunc obtusis nunc acutis, quam superioribus 

 minoribus, superioribus ovato- vel oblongo-lanceolatis obtusis vel acu- 

 minatis mucronulatis, 1-2.5 cm. longis, 2-4 mm. latis, utrinque sparsim 

 puberulis, petiolis brevibus: racemis caules ramosque terminantibus, 

 2-4 cm. longis, 2-10-floris, floribus ochroleucis; petalis ovato-lanceo- 

 latis puberulis ciliatis, ca. 4 mm. longis; alis ovatis basi angustatis, 

 costa puberula, ca. 7 mm. longis, 4 mm. latis, carinam superantibus ; 

 petalis superioribus oblongis obtusis ; capsula ca. 8 mm. longa, 6 mm. 

 lata, basi cuneata, late emarginata, sparse puberula, pedicello ca. 3 mm.- 

 longo; semine paululum piloso ca. 4 mm. longo, arillo palliiformi ca. 

 2 mm. longo margine plus minusve lobato, umbone corneo magno 

 pilosculo. 



The diffuse stems often prostrate, the bright green foliage, the 

 puberulent capsules with cuneate base and different seed, are some of 

 the characters distinguishing this species from P. hrachyanthema 

 Blake. Collected at San Luis Tultitlanapa, Puebla, and at Las 

 Naranjas, Oaxaca. No. 3500. Type, Herb. Univ. Calif. No. 137736. 



Polygala iChamaebuxus) pycnophylla sp. nov. 



E radice lignosa pluricaulis : caulibus ramosis hispidis vel pilis 

 incurvis puberulis, ca. 7 cm. longis, foliosis: foliis superioi-ibus oblongo- 

 lanceolatis, apice mucronatis, basi cuneatis, utrinque minutissime vel 

 pilis incurvis puberulis, plus minusve nitidis, reticulatis, ca. 1.5 cm. 

 longis, 2 mm. latis, imis obovatis vel oblongis obtusis, margine interdum 

 ciliatis, 5-10 mm. longis: racemis geniculatis ramos caulesque termi- 

 nantibus vel contra-axillaribus, ca. 7 mm. longis, 1-3-fioris, floribus 

 roseis : sepalis plus minusve roseis, glabris ; superiore persistente ovato- 

 lanceolato, ca. 3.5 mm. longo, inferioribus lanceolatis ; alis ellipticis 

 apice acutis, basi longe cuneatis, ca. 4.5 mm. longis, 2 mm. latis; petalis 

 superioribus oblongis acutis carinam aequantibus; carina ca. 3.5 mm. 

 longa, rostro ca. 0.5 mm. longo; capsula glabra emarginata striata, 

 ca. 5 mm. longa, 3.5 mm. lata; semine piloso, ca. 3 mm. longo, arillo 

 immaturo lobis latera]i})us ca. 1 mm. longis, umbone cornoo. 



The characters of this species are variable. Most of the specimens 

 have oblong-lanceolate, essentially glabrous leaves and erect stems; 

 others have ovate-acuminate leaves and pubescent spreading stems, but 

 there is no difference in the flowers. The sepals are either herbaceous 

 and gi-een or rose-colored and petaloid. Collected on Sierra de Parras, 

 Coahuila. No. 4628. Type, Herb. Univ. Calif. No. 144786. 



