Euphorbia theriaca var. theriaca
Stems 5–30 cm. Leaf-blade 2–5.5 × 1–3.5 mm. Cyathia solitary at distal nodes of stem; peduncle 0.3–0.7 mm. Involucre usually turbinate-campanulate, occasionally suburceolate, 1.1–1.5 × 0.9–1.3 mm; glands sessile, subcircular to slightly elliptic, 0.2–0.5 × 0.3–0.7 mm; appendages absent. Staminate flowers 15–36. Capsules 1.1–1.6 × 1.5–1.8 mm. Seeds with (2–) 3 (–4) prominent transverse ridges.
Phenology: Flowering and fruiting summer–late fall.
Habitat: Desert scrub, mostly in calcareous soils.
Elevation: 600–1300 m.
Distribution
Tex., Mexico (Chihuahua), Mexico (Coahuila)
Discussion
Variety theriaca occurs in Brewster and Presidio counties in trans-Pecos Texas.
Selected References
None.
Lower Taxa
None.
"connate" is not a number. "distinct" is not a number."/2" is not declared as a valid unit of measurement for this property.
... more about "Euphorbia theriaca var. theriaca"
dehiscing +
emarginate +
rounded +
petaloid +
absent +
white to pink +
asymmetric +
rounded +
monomorphic +
obovate;orbiculate;obovate;orbiculate;oblong;ovate +
absent +
glabrous +
ovoid +
absent +
clustered +
fascicles +
staminate +
15;36 +
unisexual +
septicidal +
dehiscent +
sessile +
0.2mm;0.5mm +
subtending +
absent +
cymose +
capitate +
cluster +
unbranched +
absent +
absent +
bisexual +
actinomorphic +
not spurred +
glabrous +
palmate +
absent +
white +
absent +
1mm;3.5mm +
simple +
fascicled +
opposite +
bractlike +
glabrous +
revolute +
0.4mm;1mm +
spongy +
conspicuous +
absent +
(1-)3-5(-20)-locular +
axile +
superior +
glabrous +
anatropous +
absent +
hypogynous +
connate;distinct +
absent +
absent +
glabrous +
3-carpellate +
absent +
cymose +
cluster +
Rhodora +
1941 +
transverse +
deep +
prominent +
thickened +
reddish-brown;whitish +
absent +
2;12 +
longitudinal +
branched +
not mat-forming +
prostrate +
glabrous +
1;32 +
deciduous +
interpetiolar +
absent +
unbranched +
2-fid +
palmate +
obscure +
glabrous +
Euphorbia theriaca var. theriaca +
Euphorbia theriaca +
variety +
cyathial +
annual +
monoecious +