Difference between revisions of "Pityrogramma calomelanos var. calomelanos"
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|elevation=0–20 m | |elevation=0–20 m | ||
|distribution=Fla.;Mexico;West Indies in the Antilles;Central America;South America;widely naturalized in tropical Africa. | |distribution=Fla.;Mexico;West Indies in the Antilles;Central America;South America;widely naturalized in tropical Africa. | ||
| − | |discussion=<p>Pityrogramma calomelanos var. calomelanos is commonly cultivated in greenhouses. In Florida, it is known from a small number of sites in Hillsborough and Polk counties, where it possibly escaped from cultivation. Pityrogramma calomelanos var. austroamericana (Domin) Farwell (Costa Rica to Brazil) is characterized by yellow farina; P. calomelanos var. ochracea (C. Presl) R. M. Tryon (Honduras to Bolivia) possesses scattered trichomes instead of farinose indument.</p> | + | |discussion=<p><i>Pityrogramma calomelanos </i>var.<i> calomelanos</i> is commonly cultivated in greenhouses. In Florida, it is known from a small number of sites in Hillsborough and Polk counties, where it possibly escaped from cultivation. <i>Pityrogramma calomelanos</i> var. austroamericana (Domin) Farwell (Costa Rica to Brazil) is characterized by yellow farina; <i>P. calomelanos</i> var. ochracea (C. Presl) R. M. Tryon (Honduras to Bolivia) possesses scattered trichomes instead of farinose indument.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V2/V2_287.xml |
|genus=Pityrogramma | |genus=Pityrogramma | ||
|species=Pityrogramma calomelanos | |species=Pityrogramma calomelanos | ||
Revision as of 15:46, 18 September 2019
Leaves 25–120 cm. Petiole black, dull, glabrous or sparsely scaly proximally. Blade elongate-triangular to ovate-lanceolate, 2-pinnate-pinnatifid, sometimes 3-pinnate proximally, densely white-farinose abaxially. Pinnae narrowly triangular, pinnately lobed or divided, flat surfaces in plane of blade. Pinnules short-stalked or sessile, lanceolate, margins serrate to lobed near base. Spores with perispore reticulate and with equatorial flange.
Habitat: Ditches in forested areas
Elevation: 0–20 m
Distribution
Fla., Mexico, West Indies in the Antilles, Central America, South America, widely naturalized in tropical Africa.
Discussion
Pityrogramma calomelanos var. calomelanos is commonly cultivated in greenhouses. In Florida, it is known from a small number of sites in Hillsborough and Polk counties, where it possibly escaped from cultivation. Pityrogramma calomelanos var. austroamericana (Domin) Farwell (Costa Rica to Brazil) is characterized by yellow farina; P. calomelanos var. ochracea (C. Presl) R. M. Tryon (Honduras to Bolivia) possesses scattered trichomes instead of farinose indument.
Selected References
None.