520 



APrENDIX. 



[Vol. III. 



[Vol. 2: p. 447.] 4b. Viola cucullata 

 Ait. Marsh Blue Violet. (Fig. 2487b.) 



Viola cucullata Ait. Hort. Kew. 3: 228. 1789. 



Glabrous or rarely sparingly pubescent, acaules- 

 cent; rootstock usually short. Leaves thin, light 

 green^ broadly ovate to reniform in outline, irregu- 

 larly and not deeply crenate-dentate, usually cor- 

 date,cucullate in unfolding; blade mostly less than 

 one-half as long as the petioles; flowering scapes 

 elongated, usually equalling or exceeding the 

 leaves; petals light blue (sometimes white); pedun- 

 rlrs of clcistogamoiis flowers slender, erect, often as 

 long as the petioles, or longer. 



In marshes and wet woods. Common in the East- 

 ern and Middle States. April-June. 



[Vol. 2: p. 448.] 7a. Viola emargi- 

 nata (Nutt.) Le Conte. Triangle-leaved 

 Violet. (Fig. 2490a.) 



Viola sagittata var. emarginata Nutt. Gen. 1: 147. 



1818. 

 Viola emarginata Le Conte, Ann. Lye. N. Y. 2: 142. 



1828. 



Glabrous or very nearly so, often growing in 

 large clumps, succulent, acaulescent. Root- 

 stocks stout; petioles mostly much longer than 

 the blades; blades triangular, or ovate-triangu- 

 lar in outline, from merely dentate to deeply 

 cleft, then simulating forms of V. palmata ; 

 flowering scapes about as long as the leaves; 

 flowers blue, the petals often emarginate; fods 

 of clcistogamoiis ftozvers on slender erect pedun- 

 cles. 



In fields and on hillsides, southern New York to Virginia 



April-May. 



[Vol. 3: p. 12.] 21a. Asclepias galioides 

 H.B.K. Bedstraw Milkweed. (Fig. 2920a.) 



Asclepias galioides H.B.K. Nov. Gen. 3: li 



iSii 



Glabrous, except the minutely pubescent stems and 

 pedicels. Stems erect, i high or more, from a horizon- 

 tal rootstock; leaves erect or spreading, in whorls of 2-6, 

 narrowly linear, 2 / -3 / long, the margins revolute ,' pedun- 

 cles longer than the pedicels and shorter than the leaves; 

 umbels 9 // -i3 // in diameter; flowers greenish-white; co- 

 rolla-segmeuts 2" loug; hoods as high as the anthets, 

 broadly rounded at the summit, dorsally hastate-sagittate, 

 the ventral margins slightly involute, entire; horn arising 

 from the base of the hood, long-exserte.d over the anthers ; 

 anther-wings minutely notched at the base; follicles 

 erect on erect fruiting pedicels, attenuated, i f -2}{' long, 

 glabrous or minutely puberulent. 



Kansas to Colorado, Arizona and Mexico. May-July. 



