''Lechea'' (pinweed) is a genus in the family
Cistaceae
The Cistaceae are a small family of plants (rock-rose or rock rose family) known for their beautiful shrubs, which are profusely covered by flowers at the time of blossom. This family consists of about 170(-200) species in eight genera that are ...
of the order
Malvales
The Malvales are an Order (biology), order of flowering plants. As circumscribed by Angiosperm Phylogeny Group, APG II-system, the order includes about 6000 species within nine Family (biology), families. The order is placed in the eurosids II, w ...
.
[USDA, NRCS. 2014. The PLANTS Database (http://plants.usda.gov, 1 December 2014). National Plant Data Team, Greensboro, NC 27401-4901 USA.] The genus contains about 18 species referred to as "pinweeds" primarily in eastern North America. Most are low-growing herbs with narrow leaves and many small flowers that resemble pinheads.
Linnaeus named the genus ''Lechea'' for Swedish botanist Johan Leche (1704–1764), who taught in Finland and is regarded as the father of Finnish meteorology and space research, based on his documentation of the northern lights and early measurements of air temperature in collaboration with
Anders Celsius
Anders Celsius (; 27 November 170125 April 1744) was a Swedes, Swedish astronomer, physicist and mathematician. He was professor of astronomy at Uppsala University from 1730 to 1744, but traveled from 1732 to 1735 visiting notable observatories ...
.
New York Natural Heritage Program. 2016. Online Conservation Guide for ''Lechea tenuifolia''.
/ref>
Species
18 species are accepted.[
*'' Lechea cernua''
*'' Lechea cubensis''
*'' Lechea deckertii''
*'' Lechea divaricata''
*'' Lechea intermedia''
*'']Lechea lakelae
''Lechea'' (pinweed) is a genus in the family Cistaceae of the order Malvales.USDA, NRCS. 2014. The PLANTS Database (http://plants.usda.gov, 1 December 2014). National Plant Data Team, Greensboro, NC 27401-4901 USA. The genus contains about 18 sp ...
''
*'' Lechea maritima''
*''Lechea mensalis
''Lechea'' (pinweed) is a genus in the family Cistaceae of the order Malvales.USDA, NRCS. 2014. The PLANTS Database (http://plants.usda.gov, 1 December 2014). National Plant Data Team, Greensboro, NC 27401-4901 USA. The genus contains about 18 sp ...
''
*'' Lechea minor''
*'' Lechea mucronata''
*''Lechea pulchella
''Lechea'' (pinweed) is a genus in the family Cistaceae of the order Malvales.USDA, NRCS. 2014. The PLANTS Database (http://plants.usda.gov, 1 December 2014). National Plant Data Team, Greensboro, NC 27401-4901 USA. The genus contains about 18 sp ...
''
*''Lechea racemulosa
''Lechea racemulosa'', common name Illinois pinweed, is a perennial plant native to the United States.
Conservation status in the United States
While considered globally secure, it is listed as a special concern and believed extirpated in Connec ...
''
*''Lechea san-sabeana
''Lechea'' (pinweed) is a genus in the family Cistaceae of the order Malvales.USDA, NRCS. 2014. The PLANTS Database (http://plants.usda.gov, 1 December 2014). National Plant Data Team, Greensboro, NC 27401-4901 USA. The genus contains about 18 sp ...
''
*''Lechea sessiliflora
''Lechea'' (pinweed) is a genus in the family Cistaceae of the order Malvales.USDA, NRCS. 2014. The PLANTS Database (http://plants.usda.gov, 1 December 2014). National Plant Data Team, Greensboro, NC 27401-4901 USA. The genus contains about 18 sp ...
''
*''Lechea stricta
''Lechea'' (pinweed) is a genus in the family Cistaceae of the order Malvales.USDA, NRCS. 2014. The PLANTS Database (http://plants.usda.gov, 1 December 2014). National Plant Data Team, Greensboro, NC 27401-4901 USA. The genus contains about 18 sp ...
''
*''Lechea tenuifolia
''Lechea'' (pinweed) is a genus in the family Cistaceae of the order Malvales.USDA, NRCS. 2014. The PLANTS Database (http://plants.usda.gov, 1 December 2014). National Plant Data Team, Greensboro, NC 27401-4901 USA. The genus contains about 18 sp ...
''
*''Lechea torreyi
''Lechea torreyi'', commonly called sandhill pinweed, is a species of perennial flowering plant native to the U.S. southeast coastal plain in the states of Florida, Alabama, South Carolina, North Carolina, and Georgia. It could also be present ...
''
*''Lechea tripetala
''Lechea'' (pinweed) is a genus in the family Cistaceae of the order Malvales.USDA, NRCS. 2014. The PLANTS Database (http://plants.usda.gov, 1 December 2014). National Plant Data Team, Greensboro, NC 27401-4901 USA. The genus contains about 18 sp ...
''
Gallery
File:Lechea deckertii 47658810.jpg, ''Lechea deckertii''
File:Lechea deckertii 47648845.jpg, ''Lechea deckertii''
File:Lechea tenuifolia drawing 1.png, ''Lechea tenuifolia'' Michx. narrowleaf pinweed
File:Lechea maritima drawing 1.png, ''Lechea maritima''
File:Lechea pulchella pulchella drawing 1.png, ''Lechea pulchella''
References
{{Taxonbar, from=Q2714174
Cistaceae
Malvales genera
Taxa described in 1753