Comprehensive Description
provided by North American Flora
Sedum alamosanum S. Wats. Proc, Am. Acad. 25 : 148. 1890
Perennial with branching rootstocks, sending up numerous erect flowering stems, 6-10 cm. tall. lyeaves crowded, linear-oblong, terete, 3-4 mm. long, standing at right angles to the stem, minutely papillose-roughened but not ' * puberulent " as originally described; inflorescence a small few-branched cjTne but sometimes (as in the type) reduced to a secund raceme ; pedicels short ; sepals terete, obtuse in fresh specimens, 3 mm. long ; petals widely spreading, lanceolate, acute, whitish but drying reddish, 5 mm. long; carpels erect.
Type locality : Alamos Mountains, Sonora, Mexico.
Distribution : Mountains of northwestern Mexico where it is known only from a few localities in Sonora and Chihuahua.
- bibliographic citation
- John Kunkel SmaII, George Valentine Nash, Nathaniel Lord Britton, Joseph Nelson Rose, Per Axel Rydber. 1905. ROSALES, PODOSTEMONACEAE, CRASSULACEAE, PENTHORACEAE and PARNASSIACEAE. North American flora. vol 22(1). New York Botanical Garden, New York, NY