Sida rubromarginata

Nash

Bull. Torrey Bot. Club 23: 102. 1896.

Common names: Redleaf sida
Endemic
Treatment appears in FNA Volume 6. Treatment on page 317. Mentioned on page 312.

Subshrubs, 1 m. Stems erect, subglabrous. Leaves: stipules free from petiole, linear, 6–11 mm, 2 times length of corresponding petiole; petiole 3–7 mm, 1/10 length of blade, subglabrous; blade lanceolate-elliptic to subrhombic, 3–9 cm, 2.5–5 times longer than wide, base truncate, margins crenate or serrate to base, apex usually acute, surfaces glabrous. Inflorescences axillary solitary or paired flowers. Pedicels articulated, 0.5–2 (–3) cm, usually 2–3 times calyx length, 1/4–1/2 length of subtending leaf. Flowers: calyx ribbed, 7–10 mm, glabrous, lobes ovate; petals yellow, 15 mm; staminal column hairy; style 10–12-branched. Schizocarps subconic, 6–7 mm diam., minutely hairy apically; mericarps 10–12, 5 mm, laterally reticulate, apex spined, spines 1.5 mm.


Phenology: Flowering summer.
Habitat: Disturbed sites, waste places
Elevation: 0–30 m

Discussion

Sida rubromarginata has been reported from Hillsborough, Leon, and Sarasota counties.

Selected References

None.

Lower Taxa

None.

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... more about "Sida rubromarginata"
Paul A. Fryxell† +  and Steven R. Hill +
rounded +, truncate +, subcordate +, cordate +  and cuneate +
asymmetric +  and symmetric +
lanceolate-elliptic +  and subrhombic +
3 cm30 mm <br />0.03 m <br /> (9 cm90 mm <br />0.09 m <br />) +
0.7 cm7 mm <br />0.007 m <br /> (1 cm10 mm <br />0.01 m <br />) +
indehiscent +  and loculicidal +
Redleaf sida +
reddish +, red-orange +, salmon-pink +, yellow-orange +, yellow +, cream +  and white +
well-differentiated +
0–30 m +
sparse;copious +
pistillate +  and staminate +
unisexual +  and bisexual +
hairy +  and glabrous +
muticous +
Disturbed sites, waste places +
paired +, solitary +  and axillary +
tough-fibrous +
connate +  and distinct +
dehiscent +  and indehiscent +
subsessile +  and petiolate +
entire +, serrate +  and dentate +
serrate;crenate +
wedge--shaped +
5 cm50 mm <br />0.05 m <br /> (1 cm10 mm <br />0.01 m <br />) +
3-40-carpellate +
(1-)2-many +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (2 cm20 mm <br />0.02 m <br />) +
adnate +  and distinct +
15 cm150 mm <br />0.15 m <br /> (?) +
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Flowering summer. +
Bull. Torrey Bot. Club +
6mm +  and 7mm +
reniform +
persistent +
sessile +  and subsessile +
1.5 cm15 mm <br />0.015 m <br /> (?) +
subglabrous +
filiform +, linear +  and capitate +
1-2 times number of carpels +
usually linear +  and lanceolate or falcate +
0.6 cm6 mm <br />0.006 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
10-12-branched +
Dictyocarpus +, Malvinda +  and Pseudomalachra +
Sida rubromarginata +
species +
perennial +  and annual +
monoecious +, dioecious +  and hermaphroditic +