Flora of North America species comparison

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Arctostaphylos pajaroensis

Arctostaphylos edmundsii

Pajaro manzanita

little sur manzanita
Habit Shrubs, erect or mound-forming, 1–4 m; burl absent; bark on older stems persistent, gray, shredded; twigs short-hairy, sometimes with long hairs. Shrubs, prostrate or mound-forming, 0.2–1.5 m; burl absent; twigs sparsely short-hairy.
Leaves

bifacial in stomatal distribution;

petiole to 2 mm;

blade light green abaxially, dark blue-green, glaucous adaxially, dull, ovate to triangular-ovate, 2–4 × 1–2 cm, base distinctly lobed, auriculate-clasping, margins (tinged with red), entire, ± cupped, surfaces smooth, glabrous, midvein hairy abaxially.

bifacial in stomatal distribution;

petiole 2–3 mm;

blade dark green, lustrous, orbiculate to orbiculate-ovate, 1–2.5 × 1–1.5 cm, base truncate to ± lobed, margins entire, plane, surfaces smooth, sparsely puberulent.
Inflorescences

panicles, 2–5-branched;

immature inflorescence pendent, branches spreading, axis 1–1.5 cm, 1+ mm diam., short-hairy, sometimes with long hairs;

bracts not appressed, leaflike, linear-lanceolate, 5–10 mm, apex acuminate, surfaces glabrous.

panicles, 2–5-branched;

immature inflorescence pendent, (branches crowded), axis 0.5–1 cm, 1+ mm diam., sparsely short-hairy;

bracts not appressed, scalelike, deltate to awl-like, 3–5 mm, apex acute, surfaces sparsely hairy or glabrous.
Pedicels

5–8 mm, finely hairy or glabrous.

3–4 mm, sparsely hairy or glabrous.
Flowers

corolla white to pink, urceolate;

ovary densely white-hairy.

corolla white, urceolate;

ovary sparsely hairy or glabrous.
Fruits

depressed-globose, 6–8 mm diam., sparsely hairy or glabrous.

subglobose, 6–8 mm diam., glabrous.
Stones

distinct.

distinct.
2n

= 26.

= 26.

Arctostaphylos pajaroensis

Arctostaphylos edmundsii
Phenology Flowering early winter–early spring. Flowering winter–early spring.
Habitat Maritime chaparral on deep to shallow, sandy soils or sandstone outcroppings Steep, rocky slopes and bluffs near ocean
Elevation 0-200 m (0-700 ft) 0-500 m (0-1600 ft)
Distribution
from FNA
CA
[WildflowerSearch map]
[BONAP county map]
from FNA
CA
[BONAP county map]
Discussion

Of conservation concern.

Arctostaphylos pajaroensis is found in the vicinity of the Pajaro Hills in Monterey County.

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

Of conservation concern.

Arctostaphylos edmundsii is narrowly distributed along the Pacific Coast in the Little Sur region in the northern Santa Lucia Range, Monterey County.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 8, p. 432. FNA vol. 8, p. 424.
Parent taxa Ericaceae > subfam. Arbutoideae > Arctostaphylos Ericaceae > subfam. Arbutoideae > Arctostaphylos
Sibling taxa
A. andersonii, A. auriculata, A. bakeri, A. canescens, A. catalinae, A. columbiana, A. confertiflora, A. crustacea, A. cruzensis, A. densiflora, A. edmundsii, A. franciscana, A. gabilanensis, A. glandulosa, A. glauca, A. glutinosa, A. hispidula, A. hookeri, A. hooveri, A. imbricata, A. insularis, A. klamathensis, A. luciana, A. malloryi, A. manzanita, A. mewukka, A. montana, A. montaraensis, A. montereyensis, A. morroensis, A. myrtifolia, A. nevadensis, A. nissenana, A. nortensis, A. nummularia, A. obispoensis, A. ohloneana, A. osoensis, A. otayensis, A. pacifica, A. pallida, A. parryana, A. patula, A. pechoensis, A. pilosula, A. pringlei, A. pumila, A. pungens, A. purissima, A. rainbowensis, A. refugioensis, A. regismontana, A. rudis, A. sensitiva, A. silvicola, A. stanfordiana, A. tomentosa, A. uva-ursi, A. virgata, A. viridissima, A. viscida
A. andersonii, A. auriculata, A. bakeri, A. canescens, A. catalinae, A. columbiana, A. confertiflora, A. crustacea, A. cruzensis, A. densiflora, A. franciscana, A. gabilanensis, A. glandulosa, A. glauca, A. glutinosa, A. hispidula, A. hookeri, A. hooveri, A. imbricata, A. insularis, A. klamathensis, A. luciana, A. malloryi, A. manzanita, A. mewukka, A. montana, A. montaraensis, A. montereyensis, A. morroensis, A. myrtifolia, A. nevadensis, A. nissenana, A. nortensis, A. nummularia, A. obispoensis, A. ohloneana, A. osoensis, A. otayensis, A. pacifica, A. pajaroensis, A. pallida, A. parryana, A. patula, A. pechoensis, A. pilosula, A. pringlei, A. pumila, A. pungens, A. purissima, A. rainbowensis, A. refugioensis, A. regismontana, A. rudis, A. sensitiva, A. silvicola, A. stanfordiana, A. tomentosa, A. uva-ursi, A. virgata, A. viridissima, A. viscida
Synonyms A. andersonii var. pajaroensis A. edmundsii var. parvifolia, A. uva-ursi subsp. edmundsii, A. uva-ursi var. parvifolia
Name authority (J. E. Adams) J. E. Adams: J. Elisha Mitchell Sci. Soc. 56: 41. 1940 , J. T. Howell: Leafl. W. Bot. 6: 202. 1952 ,
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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