Sida tragiifolia

A. Gray

Boston J. Nat. Hist. 6: 164. 1850.

Common names: Noseburn-leaf sida earleaf fanpetals
Illustrated
Treatment appears in FNA Volume 6. Treatment on page 318. Mentioned on page 312.

Herbs or subshrubs, perennial, 0.5 m. Stems erect, minutely stellate-hairy, hairs 0.3–0.4 mm, sometimes also with staminal column hairy; style 8-branched. Schizocarps oblate, 5–6 mm diam., apically hairy; mericarps 8+, 3 mm, strongly reticulate laterally, apically dehiscent, apex 2-spined or not, spines to 1 mm, sometimes suppressed, apex hispid.


Phenology: Flowering spring–fall.
Habitat: Arid shrublands
Elevation: 500–1500 m

Distribution

V6 584-distribution-map.jpg

Ariz., Tex., Mexico (Coahuila), Mexico (Nuevo León), Mexico (Tamaulipas)

Discussion

Within the flora area, Sida tragiifolia is known in Graham, Pima, and Santa Cruz counties, Arizona, and in Brewster, Cameron, Hidalgo, and Presidio counties, Texas.

Selected References

None.

Lower Taxa

None.
... more about "Sida tragiifolia"
Paul A. Fryxell† +  and Steven R. Hill +
A. Gray +
rounded +, truncate +, subcordate +, cordate +  and cuneate +
asymmetric +  and symmetric +
unlobed +
indehiscent +  and loculicidal +
Noseburn-leaf sida +  and earleaf fanpetals +
reddish +, red-orange +, salmon-pink +, yellow-orange +, yellow +, cream +  and white +
Ariz. +, Tex. +, Mexico (Coahuila) +, Mexico (Nuevo León) +  and Mexico (Tamaulipas) +
well-differentiated +
500–1500 m +
sparse;copious +
pistillate +  and staminate +
unisexual +  and bisexual +
hairy +  and glabrous +
muticous +
Arid shrublands +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.04 cm0.4 mm <br />4.0e-4 m <br />) +
tough-fibrous +
connate +  and distinct +
dehiscent +  and indehiscent +
subsessile +  and petiolate +
acuminate +  and triangular or ovate +
entire +, serrate +  and dentate +
wedge--shaped +
3 cm30 mm <br />0.03 m <br /> (?) +
3-40-carpellate +
(1-)2-many +
adnate +  and distinct +
Flowering spring–fall. +
Boston J. Nat. Hist. +
5mm +  and 6mm +
reniform +
persistent +
Illustrated +
sessile +  and subsessile +
stellate-hairy +
filiform +, linear +  and capitate +
1-2 times number of carpels +
usually linear +  and lanceolate or falcate +
Dictyocarpus +, Malvinda +  and Pseudomalachra +
Sida tragiifolia +
species +
subshrub +  and herb +
monoecious +, dioecious +  and hermaphroditic +