MainDescriptionReferences

Aechmea viridostigma Leme & H.Luther  diagnose
plant epiphytic, flowering ca 45 cm tall. leaves ca 8, rosulate, suberect, subcoriaceous, forming at base a narrowly funnelform rosette; sheath elliptic, 7–8 x 5 cm, densely and minutely pale lepidote on both sides, adaxially slightly purple toward apex; blade linear, 32–40 x 3.8–4.3 cm, green, densely white-lepidote abaxially, subdensely and inconspicuously white-lepidote to glabrescent adaxially, apex acute to broadly acute and apiculate, apiculus ca 4 mm long, margins subentire to laxly and remotely spinulose, spines less than 0.5 mm long. inflorescence: peduncle erect, slender, ca 31 cm long, ca 0.4 cm diam., green, sparsely white-lanate to glabrous; peduncle bracts lanceolate, acuminate, 35–37 x 7–10 cm, green, remotely spinulose to entire, sublanate near the base, white-floccose toward apex, thin in texture, erect, equaling to slightly shorter than the internodes and not completely hiding the peduncle; fertile part shortly paniculate, once-branched, erect, 4.5–6 cm long, 3–4 cm diam., rachis 2–3 mm in diam., sparsely white-lanate, green; primary bracts shorter to slightly exceeding the branches, narrowly lanceolate, slenderly acuminate, 15–25 x 3–4 mm, entire to subentire, thin in texture, suberect, green, white-floccose, trichomes fimbriate; branches ca 2, subspreading, ca 20 mm long (including the petals), ca 2-flowered, basal peduncle inconspicuous, 2–3 mm long, ca 2 mm in diam; green, white floccose, rachis very short and inconspicuous; floral bracts with an ovate triangular base and a long and slender spinescent-caudate apex, membranaceous, greenish at base and yellowish toward apex, nerved, entire, inconspicuously and sparsely white-sublanate, about equaling the ovary, ecarinate, ca 5 mm long, ca 3 mm wide at base. flowers sessile, 17–18 mm long, odorless, subdensely and polystichously arranged, those of the branches nearly distichously arranged; sepals 6- 7 x 3–4 mm (including the apical mucro), strongly asymmetrical with the lateral membranaceous wing rounded and distinctly surpassing the midnerve but shorter than the apical, ca 2 mm long mucro, connate at base for ca 2 mm, greenish-yellow to yellow, ecarinate, sparsely white-lepidote toward base, trichomes fimbriate, inconspicuously verrucose at base; petals sublinear, acute, 11 x 2.5–3 mm, free, white, erect except for the suberect apex at anthesis, bearing 2 appendages at base, 2–2.5 mm long, at apex irregularly digitate-denticulate, as well as 2 distinct longitudinal callosities 5–6 mm long. stamens: filament ca 6 mm long, the antesepalous ones free, the antepetalous ones basally adnate to the petals for 3–4 mm; anther ca 3 mm long, dorsifixed near the middle, base obtuse, apex apiculate. pistil: stigma conduplicate-spiral, elliptic, blades ca 2 mm long, green, very shortly crenulate to subentire; ovary ca 6 mm long, terete, yellow, sparsely white-lepidote, trichomes fimbriate; epigynous tube ca 2 mm long; placentation apical; ovules obtusely apiculate. fruits unknown.

Edited from : Leme & Luther 2003a. (protologue) Two New Species of Aechmea from Bahia, Brazil .