Buddleja racemosa

Torrey in W. H. Emory

Rep. U.S. Mex. Bound. 2(1): 121. 1859.

Common names: Wand butterfly bush
Endemic
Treatment appears in FNA Volume 17. Treatment on page 330. Mentioned on page 328.

Shrubs, often pendent, lax, 3–15 dm. Stems much-branched, glandular-tomentose when young. Leaves: stipular lines faint; petiole 5–20 mm; blade ovate-oblong or lanceolate, 3–10 × 1.5–4 cm, base hastate, cuneate, or truncate, margins irregularly dentate, crenate, or subentire, apex acute, abaxial surface appressed-tomentose or with stellate hairs, always with glandular-hairs, adaxial glabrous or glabrate. Inflorescences terminal, racemose, 3–10 × 1.5–4 cm, cymes capitate, 4–28 pairs, 6–12-flowered. Pedicels absent; bracteoles absent. Flowers slightly fragrant; calyx tomentose and glandular externally, tube 1–1.7 mm, lobes 0.5–0.8 mm; corolla pale-yellow, funnelform, salverform, or campanulate-rotate, tube 1.5–2.4 mm, lobes orbiculate, 0.7–1 × 1–1.5 mm; stamens inserted in distal 1/3 of corolla-tube, included in tube; ovary ovoid, 0.7–1.2 mm, glandular-tomentose; stigma clavate, slightly 2-lobed at apex, 0.5–0.7 mm. Fruits capsules, brown, ovoid, 2–2.5 × 1.7–2 mm, glandular-tomentose, dehiscence septicidal and loculicidal. Seeds ellipsoid, 0.5–0.6 × 0.2–0.3 mm, wings absent.

Discussion

Varieties 2 (2 in the flora).

Selected References

None.

Key

1 Leaves sparsely stellate-pubescent abaxially. Buddleja racemosa var. racemosa
1 Leaves appressed-stellate-tomentose abaxially. Buddleja racemosa var. incana
... more about "Buddleja racemosa"
with stellate hairs +  and appressed-tomentose +
glabrate +  and glabrous +
Eliane Meyer Norman +
Torrey in W. H. Emory +
cuneate +  and hastate +
indehiscent +, loculicidal +, septicidal +  and dehiscence +
globular;cylindric oblong ellipsoid or subglobular +
3 cm30 mm <br />0.03 m <br /> (10 cm100 mm <br />0.1 m <br />) +
lanceolate;ovate-oblong +
not +, subleathery +  and not fleshy +
1.5 cm15 mm <br />0.015 m <br /> (4 cm40 mm <br />0.04 m <br />) +
campanulate +
indehiscent +, loculicidal +, septicidal +  and dehiscence +
globular +  and cylindric oblong ellipsoid or subglobular +
decussate;opposite +
Wand butterfly bush +
bilabiate +, regular +  and symmetric +
campanulate-rotate +  and salverform +
6-12-flowered +
curved +  and straight +
not +  and abundant +
yellow-orange +
fragrant +
trioecious +, dioecious +  and bisexual +
indehiscent +, loculicidal +, septicidal +  and dehiscence +
globular;cylindric oblong ellipsoid or subglobular +
loculicidal +  and septicidal +
0.2 cm2 mm <br />0.002 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
glandular-tomentose +
pseudoverticellate +
3 cm30 mm <br />0.03 m <br /> (10 cm100 mm <br />0.1 m <br />) +
1.5 cm15 mm <br />0.015 m <br /> (4 cm40 mm <br />0.04 m <br />) +
alternate +  and opposite +
deciduous +, semipersistent +  and persistent +
cauline +  and basal +
orbiculate +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
serrate +  and dentate +
subentire +, crenate +  and dentate +
glandular-tomentose +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
tenuinucellate +, unitegmic +  and hemitropous +
0.5 cm5 mm <br />0.005 m <br /> (2 cm20 mm <br />0.02 m <br />) +
Rep. U.S. Mex. Bound. +
yellow +  and brown +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.06 cm0.6 mm <br />6.0e-4 m <br />) +
ellipsoid +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.03 cm0.3 mm <br />3.0e-4 m <br />) +
connate +  and distinct +
pseudoverticellate +
exserted +  and included +
much-branched +
pendent +  and erect +
glandular-tomentose +
2-lobed +  and clavate +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
as stipular lines +
Chilianthus +  and Nicodemia +
Buddleja racemosa +
Buddleja +
species +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.24 cm2.4 mm <br />0.0024 m <br />) +
perennial +, biennial +  and annual +