Harvard University Herbaria & Libraries

Apocynaceae
GH: 02009835 Stemmadenia tomentosa Greenman Mexico: Sinaloa just S of Higuer de Abuya on hwy. 15. G. J. Breckon & B. Christman 532 1969-4-27
GH: 02009822 Stemmadenia tomentosa Greenman Mexico: Sinaloa edge of hwy. 40, 5 mi. E of junction w/ hwy ... G. J. Breckon & B. Christman 555 1969-4-28
Gentianaceae
GH: 01246118 Gentiana ovatiloba Kusnezow Mexico: Oaxaca On Pacific slope of mountains 1/2 mi. SW of ... G. J. Breckon & B. Christman 607 1969-5-6
Piperaceae
GH: 01984098 Peperomia edulis Miquel Mexico: Oaxaca On Pacific slope of mountains, edge of Llano... G. J. Breckon & B. Christman 635 1969-5-8
GH: 01979519 Piper auritum Kunth Mexico: Oaxaca Near Valle Nacional, along roadside G. J. Breckon & B. Christman 682 1969-5-11
GH: 01980009 Piper hispidum Kunth Mexico: Oaxaca Near Valle Nacional, along roadside G. J. Breckon & B. Christman 683 1969-5-11