Common Name: STONECROP FAMILY Habit: Annual to shrub [+- tree-like or climbing], fleshy. Leaf: generally simple, alternate or opposite (whorled), in dense to open, basal (or terminal) rosettes, or basal and cauline (not in rosettes), reduced on distal stem or not, often +- red. Inflorescence: generally a cyme, panicle-like, generally bracted. Flower: generally bisexual; sepals generally 3--5, generally +- free; petals generally 3--5, +- free or fused; stamens >> to = sepals, epipetalous or not; pistils generally 3--5(8), simple, fused at base or not, ovary 1-chambered, placenta 1, parietal, ovules 1--many, style 1 per pistil. Fruit: follicles, generally 3--5. Seed: 1--many, small. Genera In Family: +- 33 genera, +- 1400 species: +- worldwide, especially dry temperate; many cultivated for ornament. Note: Water-stressed plants often +- red. Consistent terminology regarding leaves, bracts difficult; in Aeonium and Dudleya, structures in rosettes are leaves, those on peduncles are bracts, and those subtending flowers are flower bracts; thus in taxa where the inflorescence is terminal, rosette leaves may "become" bracts as stem rapidly elongates to form an inflorescence. In Sedum structures below the inflorescence are interpreted as stems and leaves, not peduncles and bracts. Seed numbers given per follicle. SCIED: Scientific Editor: Bruce G. Baldwin, Thomas J. Rosatti. eFlora Treatment Author: Steve Boyd, except as noted Scientific Editor: Bruce G. Baldwin, Thomas J. Rosatti.
Common Name: DUDLEYA, LIVEFOREVER Habit: Perennial herb, fleshy, glabrous, bisexual. Stem: generally caudex- or corm-like, branched or not, +- covered with dried leaves. Leaf: in rosettes, evergreen or +- deciduous in summer (withering, falling or not), waxy or not, base wounding purple-red (yellow) or generally not. Inflorescence: cyme; flower bracts +- subtending pedicels, < bracts; bracts alternate. Flower: sepals 5, fused below; petals 5, fused at base, erect to spreading above; stamens 10, epipetalous; carpels 5, +- fused below. Fruit: follicles 5, erect to spreading, many-seeded. Seed: < 1 mm, narrowly ovoid, brown, striate. Etymology: (W.R. Dudley, 1st head of Botany Department, Stanford University, 1849--1911) Note: Fruit just before opening generally most reliable for orientation; insect damage may cause branching in taxa characterized as non-branching. Unabridged Note: Whether or not leaves of Dudleya cymosa subsp. costifolia, Dudleya saxosa subsp. saxosa, Dudleya variegata wound purple-red, red, yellow, or some other color at base when removed is evidently unknown. eFlora Treatment Author: Stephen Ward McCabe Reference: Thiede 2003 in Eggli (ed.) Illus Handbook Succulent Pls 6 (Crassulaceae):85--103. Springer
Dudleya pulverulenta (Nutt.) Britton & Rose
NATIVE Habit: Covered with dense, mealy powder or chalky wax; rosette 1, 7--60 cm wide, white. Stem: 4--9 cm wide. Leaf: evergreen, 40--60, 8--25(27) cm, 3--10 cm wide, 3--10 mm thick, oblong, base 3--8 cm wide, tip acuminate to mucronate [to acute]. Inflorescence: peduncle 30--100(150) cm, 5--20 mm wide; 1° branches 2--6, branched 0--1 ×; terminal branches twisted at base, nodding in youth, spreading in age; pedicels 5--30(35) mm, reflexed in bud, in fruit often sharply bent, erect, becoming red. Flower: pendent; sepals waxy; petals 11--19 mm, fused 6--10 mm, red, with some wax. Chromosomes: 2n=34. Ecology: +- common. Rocky cliffs, canyons; Elevation: generally < 1000 m. Bioregional Distribution: c&s CCo, s SCoRO, SCo, TR, PR; Distribution Outside California: northern Baja California. Flowering Time: May--Jul Note: Hybridizes with Dudleya lanceolata. Synonyms: Dudleya pulverulenta subsp. pulverulenta Unabridged Note: In Baja California may grade into Dudleya anthonyi Rose, which may best be treated as a subsp. of Dudleya pulverulenta. Jepson eFlora Author: Stephen Ward McCabe Reference: Thiede 2003 in Eggli (ed.) Illus Handbook Succulent Pls 6 (Crassulaceae):85--103. Springer Index of California Plant Names (ICPN; linked via the Jepson Online Interchange) Previous taxon: Dudleya parva Next taxon: Dudleya saxosa
Botanical illustration including Dudleya pulverulenta
Citation for this treatment: Stephen Ward McCabe 2012, Dudleya pulverulenta, in Jepson Flora Project (eds.) Jepson eFlora, https://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=23669, accessed on April 24, 2024.
Citation for the whole project: Jepson Flora Project (eds.) 2024, Jepson eFlora, https://ucjeps.berkeley.edu/eflora/, accessed on April 24, 2024.
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(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).
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CCH collections by month
Duplicates counted once; synonyms included.
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Blue line denotes eFlora flowering time (fruiting time in some monocot genera).