Cumarinia Buxbaum Escobaria Britton & Rose Escobesseya Hester Lepidocoryphantha Backeberg Neobesseya Britton & Rose Treatment appears in FNA Volume 4. Treatment
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involucre, pedicellate; perianth white to yellow or pink to rose-pink, red, maroon or purple, cylindric, funnelform, or campanulate when open, cylindric
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present. Flowers cream, yellowish green,yellow, white, pink, rose, or purple, cleistogamous usually absent, sometimes present (in R. californica and R. lindheimeri)
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Flowers: sepals (caducous), usually erect, rarely spreading or ascending, ovate or oblong, lateral pair saccate or not basally, (usually glabrous, rarely pubescent);
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acuminate-triangular, or lanceolate; petals 5, corolla pale-pink to rose-purple or purple, rarely white, throats usually with 2 abaxial yellow lines and red spots within
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cream, yellow, pink, purple, or red, often green or red tinged; petals (1–) 5 (–6 in H. eastwoodiae), sometimes minute or absent (usually absent in H. chlorantha
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dentate to pinnatifid, faces glabrous or hairy, sometimes glandular. Heads usually radiate, sometimes discoid or disciform (erect, nodding, or arching-pendent
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spur, distally extended or not, usually smooth, apex cuspidate, truncate, or acute, with or without seeds, proximally usually rugose-reticulate and indehiscent
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thorns on twigs usually frequent, straight to recurved, 2-years old usually dark gray, almost black, sometimes purple or chestnut-brown, usually slender, (1–)
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puberulent, or glabrous; corolla white to lilac, lavender, blue, violet, purple, red, pink, or magenta, bilaterally symmetric, rarely nearly radially symmetric
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mollis; stamens 5 or 6, 10, or 20, anthers usually ivory or rose, sometimes cream to pale-pink or salmon, red, or purple; styles (3–) 5. Pomes orange-red, bright
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399, 401, 405, 407, 412, 414, 416, 422. Shrubs, 1–40 dm; usually rhizomatous. Stems 5–20+, usually erect to ascending or arching, sometimes spreading, prostrate
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18–45 (–54) mm; petals white, fading rose or rose-pink to dark or deep rose-purple, or pink to pale or light rose, or lavender, obovate or obcordate, (16–)
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axillary, terminating in pedunculate involucres subtending 1–16 flowers, usually cymose, sometimes consisting of single involucre in leaf-axil; bracts persistent
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urceolate; sepals white, greenish white, cream, yellow, rose, purple, lilac, maroon, reddish purple, or purple-black, (lanceolate to broadly ovate), (3–) 5–10
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triangular to narrowly lanceolate; petals 5, corolla yellow, white, purple, or white, fading to rose-pink, strongly bilabiate, tubular and club-shaped, abaxial
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floral-tube length; petals caducous [persistent], [0 or] (2–) 6, purple, rose-purple, rose, or pink, subequal or unequal, sometimes 2 upper petals larger
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hybrids of T. virginiana and other species (E. Anderson 1952). They are usually sold as Tradescantia × andersoniana (an invalid name) followed by a cultivar
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lobes not ribbed, acuminate; corolla campanulate, white to rose, lavender, or mauve, drying purple or blue; staminal column included; ovary 9–36-carpellate;
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3–6.5 cm. Leaves: petiole usually short, length 0–18 (–31) % blade, usually glabrous, sometimes villous or glabrescent, usually eglandular, sometimes glandular;
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sometimes impressed; venation usually brochidodromous). (Winter buds usually large, with imbricate scales; floral buds usually larger than vegetative buds
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lobes 5, deltate to lanceovate (anthers usually dark purple, rarely yellow or light-brown). Ray cypselae usually obcompressed (± 3-angled, abaxial sides ±
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Plants usually erect, ascending, sprawling, pendent, or decumbent, branched or unbranched, sometimes forming dense mounds to 500 branches, usually not deep-seated
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groups); staminate usually of 10–20+ (usually ± clavate, sometimes capillary, barbellate to barbellulate) bristles; pistillate usually of 12–20+ (capillary
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5–400 cm; taproots. Stems usually 1, thinly to densely gray or white-tomentose, sometimes ± glabrate; branches few–many, usually from above mid or near base
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sparsely hairy, eglandular, not pruinose. Leaves deciduous, simple and usually 3-lobed or ternate; stipules ovate to lanceolate, 4–8 mm; blade margins
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near apex, usually 7–25 cm; tepals lanceolate to oblanceolate, apiculate to attenuate; outer tepals greenish, usually tinged with red, purple, brown, or
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glandular-pubescent; corolla white to pink, rose, red, magenta, yellow, lavender, blue, violet, or purple, bilaterally symmetric, bilabiate to strongly
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Flowers bisexual, radially symmetric; inner tepals bright-yellow or rose to purple. Pollen spinulo-punctate, not reticulate (cylindropuntioid type). Fruits
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proximally green or deep purple, distally red, crimson, scarlet, pink, pinkish purple, pinkish red, or yellow, sometimes rose magenta, red-orange, or orange
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C. pauciflorus). Capsules usually horned (horns sometimes minute or weakly developed bulges), sometimes not horned, usually not crested (crested in C.
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Synonyms: Cryptocereus Alexander Deamia Britton & Rose Mediocactus Britton & Rose Strophocactus Britton & Rose Treatment appears in FNA Volume 4. Treatment
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stellate-hairy, lobes not reflexed, length ± equaling tube; petals 5, pink, rose, or purple, sometimes turning white or violet in age, corolla salverform, constricted
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Pediocactus sileri, Pediocactus simpsonii, Pediocactus winkleri Britton & Rose in N. L. Britton and A. Brown in N. L. Britton and A. Brown, Ill. Fl. N.
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cupshaped, slightly lobed; stamens 5; style cylindric, elongate. Berries rose violet, purple, blue, black, orange, or yellow. Seeds 1–4 per fruit. x = 10. North
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rhombic-elliptic, 3–6 (–8) cm, ± thin, base usually cuneate, lobes 0 or 1–4 (–9) per side, sinuses usually shallow, lobe apex usually acute, rarely obtuse, margins serrate
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glandular-serrate; stamens (6–) 10 or 20, anthers usually pink or rose to purple, rarely yellow; styles 3–5. Pomes usually bright red, sometimes orange-red, suborbicular
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sometimes rounded or cordate, margins usually entire, sometimes dentate or serrate, faces usually hairy (hairs uniseriate, usually with 1–4 rings of cells surrounding
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acuminate; petals rose-pink to white, spatulate or oblanceolate, usually forming tube with lip; lip rose-pink to white, with rose or purple veins, oblanceolate
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yellow or white to cream, rose, red, or purple, glabrous; tepals connate proximally, dimorphic, those of outer whorl usually oval to orbiculate, 2–4 ×
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bracteoles present. Pedicels usually present, sometimes absent. Flowers usually bisexual, sometimes unisexual (then plants usually dioecious, sometimes andropolygamous)
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or caulescent; from a usually stout taproot, sometimes lateral roots producing adventitious shoots. Stems (when present) usually ascending, sometimes erect
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Ferocactus hamatacanthus, Ferocactus viridescens, Ferocactus wislizeni Britton & Rose Cact. 3: 123, figs. 128-153b, plates 12-16. 1922. Allan D. Zimmerman, Bruce
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dull purple-brown, 2-years old dull gray, older paler; thorns on twigs straight to slightly recurved, 2-years old deep purple to shiny black, usually ± fine
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abaxial surface usually glabrous, veins pubescent, adaxial appressed-pubescent. Inflorescences 8–15-flowered, convex panicles; branches usually pubescent, rarely
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not, not long-pedunculate, usually unbranched, 2–21-flowered, usually light or bright pink to lavender or dark rose-purple, rarely white, pale-veined,
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page 58, 475, 479, 480. Annuals, perennials, subshrubs, shrubs, or trees (usually fetid-aromatic), (20–) 50–200 (–500) cm; taprooted or fibrous-rooted. Stems
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or 2 years, globose to ovoid and berrylike, 3–20 mm, remaining closed, usually glaucous; scales persistent, 1–3 pairs, peltate, tightly coalesced, thick
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growth glabrous, 1-year old usually purple-brown, sometimes tan or reddish-brown, 2-years old grayish; thorns on twigs usually numerous, straight to recurved
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oval, suborbiculate, obovate, or deltate, 6–18 × 4–13 mm, abaxial surfaces usually pubescent or tomentulose, rarely glabrous. Inflorescences 1 (–3) -flowered
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