Note 1648 — I.—PHÆNOGAMOUS OR FLOWERING PLANTS. (continued 13)
Reading edition
Hanbury, On a species of Ipomœa, affording Tampico Jalap, Journ. of Linn. Soc., Bot. xi. (1871) 279, tab. 2; Pharm. Journ. xi. (1870) 848; American Journ. of Pharm., xviii. (1870) 330; Science Papers, 1876. 349.