32 & Crem. ş sinuatus Hook. Leon. 99 both sent by Janson from the Cuesta of Puruchuco are undoubtedly the same plant the silicula in the former very poor and deperperate specimen being quite wingless". Another note also by Bell, "There is only a single spec. in Herb. Kew of true Cremolobus pinnatifida Hook. (from Matthews). The others collected by Mclean are referred by A. Gr. Bot. of W. Expl. Exped. neverthe- less they agree much more closely with his aphaopterus loc. cit. 1,55 than with the Hookerian type - mine also must be referred to the latter as a variety pinnatifida differing only in the left developed wing of the silicula - Some of my specimens nearer pinnatifida, others nearly aphaopterus. Graya var B cannot stand as the leaves vary from pinnatifid to quite entire. Perrnell 14702 Mandor 905 Matthews 590 Sunny banks. (Huamontom?) Prov. of Canta, Peru. April 1831 Stems branched, more or less erect, leaves sessile, glabrous; pedicels divaricate, just under 1 cm. long; silique pubescent, glabrous, stipitate.