FNA: Arctostaphylos pechoensis vs. Arctostaphylos obispoensis

	Arctostaphylos pechoensis	Arctostaphylos obispoensis
	Pecho manzanita	Bishop manzanita, serpentine manzanita
Habit	Shrubs, erect, 1–5 m; burl absent; twigs short-hairy with long, white hairs.	Shrubs or trees, erect, 1–4 m; burl absent; twigs sparsely short-hairy.
Leaves	petiole 1–4 mm; blade glaucous, dull to ± shiny, oblong-ovate, 2–5 × 1–2.5 cm, base auriculate-clasping, margins entire, plane, surfaces smooth, puberulent, glabrescent.	petiole 5–7 mm; blade gray-glaucous, dull, oblong- to lanceolate-ovate, 2–4.5 × 1–2.5 cm, base rounded to truncate or ± lobed, margins entire, plane, surfaces smooth, appressed gray-canescent, glabrescent.
Inflorescences	panicles, 1–4-branched; immature inflorescence pendent, (branches dense, framed by bracts), axis 1–1.5 cm, 1+ mm diam., short-hairy with long, white hairs; bracts not appressed, leaflike, linear-lanceolate, 8–15 mm, apex acuminate, surfaces glabrous.	panicles, 2–4-branched; immature inflorescence pendent or ascending, (branches curved, bell-shaped), axis 1–2.5 cm, 1+ mm diam., sparsely short-hairy; bracts not appressed, leaflike, linear-lanceolate, 7–14 mm, apex acuminate, surfaces appressed-canescent or glabrous.
Pedicels	5–10 mm, glabrous.	8–10 mm, glabrous.
Flowers	corolla white, conic to urceolate; ovary hairy.	corolla white, conic to urceolate; ovary glabrous.
Fruits	depressed-globose, 8–12 mm diam., glabrous.	depressed-globose, 9–14 mm diam., glabrous.
Stones	partially to entirely connate.	distinct.
2n	= 26.	= 26.

	Arctostaphylos pechoensis	Arctostaphylos obispoensis
Phenology	Flowering winter–early spring.	Flowering winter–early spring.
Habitat	Maritime chaparral on siliceous shale soils	Chaparral, open, closed-cone conifer forests
Elevation	0-300 m (0-1000 ft)	200-700 m (700-2300 ft)
Distribution	CA [BONAP county map]	CA [WildflowerSearch map] [BONAP county map]
Discussion	Of conservation concern. Arctostaphylos pechoensis is known from the vicinity of the Pecho Hills, San Luis Obispo County. (Discussion copyrighted by Flora of North America; reprinted with permission.)	Arctostaphylos obispoensis is found in the southern Santa Lucia Mountains on serpentine soils in Monterey and San Luis Obispo counties. (Discussion copyrighted by Flora of North America; reprinted with permission.)
Source	FNA vol. 8, p. 434.	FNA vol. 8, p. 430.
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. pajaroensis, A. pallida, A. parryana, A. patula, 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. 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. 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	Uva-ursi pechoensis
Name authority	(Abrams) Dudley ex Eastwood: Leafl. W. Bot. 1: 62. 1933 ,	Eastwood: Leafl. W. Bot. 2: 8. 1937 ,
Web links	Local floras: CA Local Web sites: CalFlora, CalPhotos WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search	Local floras: CA Local Web sites: CalFlora, CalPhotos WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search

Arctostaphylos pechoensis

Arctostaphylos obispoensis

Pecho manzanita

Bishop manzanita, serpentine manzanita

Habit

Shrubs, erect, 1–5 m; burl absent; twigs short-hairy with long, white hairs.

Shrubs or trees, erect, 1–4 m; burl absent; twigs sparsely short-hairy.

Leaves

petiole 1–4 mm;

blade glaucous, dull to ± shiny, oblong-ovate, 2–5 × 1–2.5 cm, base auriculate-clasping, margins entire, plane, surfaces smooth, puberulent, glabrescent.

petiole 5–7 mm;

blade gray-glaucous, dull, oblong- to lanceolate-ovate, 2–4.5 × 1–2.5 cm, base rounded to truncate or ± lobed, margins entire, plane, surfaces smooth, appressed gray-canescent, glabrescent.

Inflorescences

panicles, 1–4-branched;

immature inflorescence pendent, (branches dense, framed by bracts), axis 1–1.5 cm, 1+ mm diam., short-hairy with long, white hairs;

bracts not appressed, leaflike, linear-lanceolate, 8–15 mm, apex acuminate, surfaces glabrous.

panicles, 2–4-branched;

immature inflorescence pendent or ascending, (branches curved, bell-shaped), axis 1–2.5 cm, 1+ mm diam., sparsely short-hairy;

bracts not appressed, leaflike, linear-lanceolate, 7–14 mm, apex acuminate, surfaces appressed-canescent or glabrous.

Pedicels

5–10 mm, glabrous.

8–10 mm, glabrous.

Flowers

corolla white, conic to urceolate;

ovary hairy.

corolla white, conic to urceolate;

ovary glabrous.

Fruits

depressed-globose, 8–12 mm diam., glabrous.

depressed-globose, 9–14 mm diam., glabrous.

Stones

partially to entirely connate.

distinct.

= 26.

Arctostaphylos pechoensis

Arctostaphylos obispoensis

Phenology

Flowering winter–early spring.

Habitat

Maritime chaparral on siliceous shale soils

Chaparral, open, closed-cone conifer forests

Elevation

0-300 m (0-1000 ft)

200-700 m (700-2300 ft)

Distribution

[BONAP county map]

[WildflowerSearch map]

[BONAP county map]

Discussion

Of conservation concern.

Arctostaphylos pechoensis is known from the vicinity of the Pecho Hills, San Luis Obispo County.

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

Arctostaphylos obispoensis is found in the southern Santa Lucia Mountains on serpentine soils in Monterey and San Luis Obispo counties.

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

Source

FNA vol. 8, p. 434.

FNA vol. 8, p. 430.

Parent taxa

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. pajaroensis, A. pallida, A. parryana, A. patula, 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. 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. 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

Uva-ursi pechoensis

Name authority

(Abrams) Dudley ex Eastwood: Leafl. W. Bot. 1: 62. 1933 ,

Eastwood: Leafl. W. Bot. 2: 8. 1937 ,

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).

Choose a data source: Flora of North America

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Flora of North America species comparison

Arctostaphylos pechoensis

Arctostaphylos obispoensis

Arctostaphylos pechoensis

Arctostaphylos obispoensis