Difference between revisions of "Pityopsis graminifolia"

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===Seed bank and germination===
 
===Seed bank and germination===
 
===Fire ecology=== <!--Fire tolerance, fire dependence, adaptive fire responses-->
 
===Fire ecology=== <!--Fire tolerance, fire dependence, adaptive fire responses-->
 +
May or may not show fire-stimulated flowering, depending on variety or ecotype (Brewer 1995; 2008).
 +
 
===Pollination===
 
===Pollination===
 
The following Hymenoptera families and species were observed visiting flowers of ''Pityopsis graminifolia'' at Archbold Biological Station (Deyrup 2015):
 
The following Hymenoptera families and species were observed visiting flowers of ''Pityopsis graminifolia'' at Archbold Biological Station (Deyrup 2015):

Revision as of 10:28, 18 August 2015

Pityopsis graminifolia
Insert.jpg
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida – Dicotyledons
Order: Asterales
Family: Asteraceae
Genus: Pityopsis
Species: P. graminifolia
Binomial name
Pityopsis graminifolia
(Michx.) Nutt.
Pity gram dist.jpg
Natural range of Pityopsis graminifolia from USDA NRCS Plants Database.

Common name: narrowleaf silkgrass

Description

A description of Pityopsis graminifolia is provided in The Flora of North America.

Distribution

Ecology

Habitat

Pityopsis graminifolia is restricted to native groundcover with a statistical affinity in upland pinelands of South Georgia (Ostertag and Robertson 2007).

Phenology

Seed dispersal

wind dispersed Steve Brewer[1]

Seed bank and germination

Fire ecology

May or may not show fire-stimulated flowering, depending on variety or ecotype (Brewer 1995; 2008).

Pollination

The following Hymenoptera families and species were observed visiting flowers of Pityopsis graminifolia at Archbold Biological Station (Deyrup 2015):

Andrenidae: Andrena fulvipennis

Apidae: Bombus impatiens, Epeolus pusillus, Nomada fervida

Colletidae: Colletes mandibularis

Halictidae: Agapostemon splendens, Augochlora pura, Augochlorella aurata, Augochloropsis anonyma, A. metallica, A. sumptuosa, Halictus poeyi, Lasioglossum miniatulus, L. nymphalis, L. pectoralis, L. placidensis

Leucospididae: Leucospis robertsoni

Megachilidae: Anthidiellum notatum rufomaculatum, A. perplexum, Anthidium maculifrons, Coelioxys octodentata, C. sayi, C. texana, Dianthidium floridiense, Megachile albitarsis, M. brevis pseudobrevis, M. georgica, M. inimica, M. mendica, M. petulans, M. pruina

Sphecidae: Bicyrtes capnoptera, Cerceris tolteca, Philanthus ventilabris, Prionyx thomae, Trypargilum clavatum johannis

Vespidae: Parancistrocerus salcularis rufulus, Stenodynerus beameri

Use by animals

Diseases and parasites

Conservation and Management

Cultivation and restoration

Photo Gallery

References and notes

Deyrup, M.A. and N.D. 2015. Database of observations of Hymenoptera visitations to flowers of plants on Archbold Biological Station, Florida, USA.

Ostertag, T.E., and K.M. Robertson. 2007. A comparison of native versus old-field vegetation in upland pinelands managed with frequent fire, South Georgia, USA. Pages 109–120 in R.E. Masters and K.E.M. Galley (eds.). Proceedings of the 23rd Tall Timbers Fire Ecology Conference: Fire in Grassland and Shrubland Ecosystems.

  1. personal observations