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Blochman's dudleya, Blochman's liveforever

fingertips, mission dudleya

Caudices

to 2 dm × 1.5–3.5 cm, clumps to 5 dm diam.

Leaves

3–50;

petiole 0.3–1.5 mm wide, to 1/3 as wide as blade;

blade green, oblanceolate or clavate-oblanceolate, 1–6 cm × 2–8 mm, 1–4 mm thick, base 1–4 mm wide, apex subacute to rounded, surfaces sometimes ± glaucous.

without resinous odor;

rosette 15–25-leaved, 5–10 cm diam.;

blade light green, linear, terete and widened above clasping base, 8–20(–40) × 0.3–0.9 cm, 4–9 mm thick, to 2 times wider than thick, base 15–30 mm wide, surfaces not farinose, not viscid, not oily.

Inflorescences

cincinni 3–10-flowered, 1–6 cm;

floral shoots 3–12 cm × 0.5–2 mm;

leaves 8–25, ascending, blade triangular-ovate to -lanceolate, 0.5–2.5 cm × 3–10 mm, 2–4 mm thick, apex rounded to subacute or obtuse.

cyme 2–15-branched, flat-topped to mostly cylindric, 0.4–1 × 0.4–1 dm;

branches 1–2 times bifurcate;

cincinni 3–12-flowered, subcircinate, 4–11 cm, floral shoots 2–7 dm × 3–10 mm;

leaves 15–35, strongly ascending, triangular-lanceolate, (terete or somewhat flattened in basal 1/2), 2–5 × 0.3–1 cm.

Pedicels

1–2(–5) mm.

Flowers

with musky, sweet odor;

petals connate to 1 mm, widely spreading from near middle, white, ± yellowish green at base, red-lineolate on keel, drying purplish, elliptic, 6–10[–12] × 2–3.5[–5] mm, apex acute, corolla 8–20 mm diam.;

pistils separate, ascending;

ovary 3–4.5 mm;

styles 1–1.5 mm.

petals spreading or slightly reflexed from near middle, connate 1–2 mm, white, elliptic-oblong, 7–10 × 2–3 mm, apex acute, corolla 15–20 mm diam.;

pistils erect, 6–8 mm;

styles 1.5–2 mm.

Corms

subglobose to oblong, 0.7–3.5 cm × 5–20 mm.

Follicles

widespreading, with adaxial margins nearly horizontal.

ascending, with adaxial margins ca. 30–45º above horizontal.

2n

= 34.

Dudleya blochmaniae

Dudleya edulis

Phenology Flowering spring.
Habitat Rocky slopes and cliffs near sea and inland on granite
Elevation 0-1300 m (0-4300 ft)
Distribution
from FNA
CA; nw Mexico
[WildflowerSearch map]
[BONAP county map]
from FNA
CA; Mexico (Baja California)
[WildflowerSearch map]
[BONAP county map]
Discussion

Subspecies 2 (2 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Although often growing upon other substrates, Dudleya edulis is a pioneer colonist on bare granite surfaces in the mountains of Orange, Riverside, and San Diego counties, often the first flowering plant to follow lichens, mosses, and selaginella (G. W. and D. G. Cox 1977; R. V. Moran 1992c).

Dudleya edulis hybridizes in California with D. blochmaniae subsp. blochmaniae, D. brevifolia, and D. stolonifera, and in Baja California with other species of the genus; the hybrids are rather rare (R. V. Moran 1951).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Key
1. Rosette leaves 3-12, blade oblanceolate, 1-4(-6) cm; inflorescence leaves not or slightly glaucous.
subsp. blochmaniae
1. Rosette leaves 15-30(-50), blade clavate-oblanceolate, 1-3.5 cm; inflorescence leaves gray-glaucous.
subsp. insularis
Source FNA vol. 8, p. 193. FNA vol. 8, p. 177.
Parent taxa Crassulaceae > Dudleya > subg. Hasseanthus Crassulaceae > Dudleya > subg. Stylophyllum
Sibling taxa
D. abramsii, D. arizonica, D. attenuata, D. brevifolia, D. candelabrum, D. cespitosa, D. cymosa, D. densiflora, D. edulis, D. farinosa, D. gnoma, D. greenei, D. lanceolata, D. multicaulis, D. nesiotica, D. palmeri, D. parva, D. pulverulenta, D. saxosa, D. stolonifera, D. traskiae, D. variegata, D. verityi, D. virens, D. viscida
D. abramsii, D. arizonica, D. attenuata, D. blochmaniae, D. brevifolia, D. candelabrum, D. cespitosa, D. cymosa, D. densiflora, D. farinosa, D. gnoma, D. greenei, D. lanceolata, D. multicaulis, D. nesiotica, D. palmeri, D. parva, D. pulverulenta, D. saxosa, D. stolonifera, D. traskiae, D. variegata, D. verityi, D. virens, D. viscida
Subordinate taxa
D. blochmaniae subsp. blochmaniae, D. blochmaniae subsp. insularis
Synonyms Sedum blochmaniae, Hasseanthus blochmaniae, Hasseanthus variegatus var. blochmaniae Sedum edule, Stylophyllum edule
Name authority (Eastwood) Moran: Leafl. W. Bot. 7: 110. (1953) (Nuttall) Moran: Desert Pl. Life 14: 191. 1943 ,
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