Comprehensive Description
provided by North American Flora
Heuchera mexicana Schaffner, sp. nov
Heuchera rubescens Hemsl. 1 Biol. Cent. Am. Bot. 1 : 383. 1880. Not H. rubescens Torr. 1852.
Acaulescent ; flowering branches scapiform, 3-4 dm. high, sparingly hirsute and glandular-puberulent ; petioles 4-10 cm. long, villous-hirsute and glandular with very lightbrown hairs ; blades rounded-cordate or reniform, 2-4 cm. in diameter, 5-7-lobed, with shallow rounded lobes and ovate mucronate teeth, sparingly short-hirsute and glandularpuberulent on both sides ; hypanthium narrowly campanulate, almost cylindrical, together with the oblong sepals 4-5 mm. long, less than 2 mm. wide; petals narrowly oblanceolate, about twice as long as the sepals and equaling the stamens.
Type collected in the mountains near Morelos, San Luis Potosi, Mexico, by Schaffner, no. 450. Distribution : Known only from the type locality ; there collected also by Parry & Palmer.
- bibliographic citation
- John Kunkel SmaII, Per Axel Rydber, Nathaniel Lord Britton, Percy Wilson, Henry Hurd Rusby. 1905. ROSALES, PODOSTEMONACEAE, CRASSULACEAE, PENTHORACEAE and PARNASSIACEAE. North American flora. vol 22(2). New York Botanical Garden, New York, NY
