Phemeranthus spinescens
Taxon 46: 222. 1997.
IllustratedEndemic
Basionym: Talinum spinescens Torrey in C. Wilkes et al., U.S. Expl. Exped. 17: 250. 1874
Plants to 3 dm; roots elongate, woody. Stems erect to ascending, simple or branching, bearing ± persistent, straight, spinelike, 5 mm or more, proximal portions of midribs of old leaves, suffrutescent. Leaves petiolate; blade subterete, to 2.5 cm, base attenuate. Inflorescences cymose, overtopping leaves; peduncle scapelike, to 20 cm. Flowers: sepals deciduous, orbiculate to ovate, to 3 mm; petals pale to bright rose or purplish red, elliptic to obovate, to 10 mm; stamens 20–30; stigma 1, subcapitate. Capsules ovoid-globose, 5 mm. Seeds without arcuate ridges, 1.2 mm.
Phenology: Flowering May–Jul.
Habitat: Cliffs, ledges, and outcrops in basaltic soils
Elevation: 700-1100 m
Discussion
Selected References
None.
Lower Taxa
None.
... more about "Phemeranthus spinescens"
oblong +
round +
auriculate +
membranous to chartaceous +
attenuate +
occasionally dentate;crisped +
subterete +
succulent +
3-valved +
dehiscent +
persistent +
anthesis +
ovoid-globose +
5 cm50 mm <br />0.05 m <br /> (?) +
single +
not separating +
erect +
differentiated +
not separating +
erect +
differentiated +
coherent +
irregular +
symmetric +
few +
cleistogamous +
capsular +
3[-5]-carpelled +
Present +
cymose +
spikelike +
petiolate +
not clasping +
old +
plurilocular +
superior +
1-many +
scapelike +
short;elongate +
thin +
fugacious +
absent +
rarely;5 +
straight +
persistent +
spinelike +
Taxon +
1997 +
parallel +
arcuate +
tuberous +
elongate +
woody +
lustrous +
estrophiolate +
many +
1.2 cm12 mm <br />0.012 m <br /> (?) +
distinct +
deciduous +
2;9 +
orbiculate;ovate +
opposite +
suffrutescent +
subcapitate +
branched +
absent +
Phemeranthus spinescens +
Phemeranthus +
species +
deciduous +
caulescent +
perennial +
glabrous +