Sidastrum

Baker f.

J. Bot. 30: 137. 1892.

Etymology: Generic name Sida and Latin -astrum, resembling
Treatment appears in FNA Volume 6. Treatment on page 356. Mentioned on page 215, 217.
 TaxonIllustrator 
FNA6 P40 Sidalcea oregana.jpegSidalcea oregana subsp. spicata
Sidastrum paniculatum
Sphaeralcea angustifolia var. oblongifolia
Linny Heagy
Linny Heagy
Linny Heagy

Shrubs [subshrubs]. Stems erect, ± stellate-hairy, not viscid. Leaves spirally arranged, petiolate or subsessile; stipules persistent, subulate; blade ovate or lanceolate [elliptic], not dissected or parted, base truncate or subcordate [rounded], margins dentate [serrate or crenate], surfaces stellate-hairy. Inflorescences terminal panicles [solitary flowers or racemes]; involucel absent. Flowers: calyx not accrescent, not inflated, not completely enclosing fruit, lobes cupuliform, unribbed; corolla reflexed [rotate], purple [white, yellow, or orange]; staminal column ± included; style 5 [–10] -branched; stigmas capitate. Fruits schizocarps, erect, not inflated, oblate to conic, not indurate, often stellate-hairy; mericarps 5 [–10], 1-celled, without dorsal spurs or endoglossum, smooth or weakly reticulate, lateral walls firm, not evanescent, essentially indehiscent. Seeds 1 per mericarp, glabrous [subglabrous, sparsely hairy]. x = 16.

Distribution

Tex., Mexico, West Indies, Central America, South America, Africa, not in saline habitats

Discussion

Species 7 (1 in the flora).

Selected References

None.

... more about "Sidastrum"
Paul A. Fryxell† +  and Steven R. Hill +
Baker f. +
subcordate +  and truncate +
asymmetric +  and symmetric +
parted +, not dissected +, lanceolate +  and ovate +
not inflated +
not accrescent +
indehiscent +  and loculicidal +
Tex. +, Mexico +, West Indies +, Central America +, South America +, Africa +  and not in saline habitats +
sparse;copious +
Generic name Sida and Latin -astrum, resembling +
pistillate +  and staminate +
unisexual +  and bisexual +
oblate +  and conic +
axillary +  and terminal +
tough-fibrous +
connate +  and distinct +
not evanescent +
subsessile +  and petiolate +
cupuliform +
reticulate +, smooth +  and 1-celled +
wedge--shaped +
3-40-carpellate +
(1-)2-many +
adnate +  and distinct +
reniform +
persistent +
sessile +  and subsessile +
not viscid +
stellate-hairy +
filiform +, linear +  and capitate +
1-2 times number of carpels +
5[-10]-branched +
stellate-hairy +
Mallow +
Sidastrum +
Malvaceae subfam. Malvoideae +
monoecious +, dioecious +  and hermaphroditic +