±´¿Çµç×ÓÊé > Ó¢ÎÄÔ­Öøµç×ÓÊé > north american species of cactus(±±ÃÀÏÉÈËÕÆ) >

µÚ12ÕÂ

north american species of cactus(±±ÃÀÏÉÈËÕÆ)-µÚ12ÕÂ

С˵£º north american species of cactus(±±ÃÀÏÉÈËÕÆ) ×ÖÊý£º ÿҳ4000×Ö

°´¼üÅÌÉÏ·½Ïò¼ü ¡û »ò ¡ú ¿É¿ìËÙÉÏÏ·­Ò³£¬°´¼üÅÌÉ쵀 Enter ¼ü¿É»Øµ½±¾ÊéĿ¼ҳ£¬°´¼üÅÌÉÏ·½Ïò¼ü ¡ü ¿É»Øµ½±¾Ò³¶¥²¿£¡
¡ª¡ª¡ª¡ªÎ´ÔĶÁÍꣿ¼ÓÈëÊéÇ©ÒѱãÏ´μÌÐøÔĶÁ£¡




calcaratusKuntze£»¡¡Rev¡£¡¡Gen¡£¡¡Pl¡£¡¡259¡¡£¨1891£©¡£¡¡

¡¡¡¡¡¡¡¡¡¡Differs¡¡in¡¡its¡¡smaller¡¡size£»¡¡proliferous¡¡and¡¡much¡¡more¡¡cespitose¡¡habit£»¡¡

the¡¡¡¡¡¡dilated¡¡¡¡¡¡base¡¡¡¡¡¡of¡¡¡¡¡¡the¡¡¡¡¡¡more¡¡¡¡¡¡spreading¡¡¡¡¡¡tubercles£»¡¡¡¡¡¡fewer¡¡¡¡¡¡£¨8¡¡¡¡¡¡to¡¡¡¡¡¡12£©¡¡¡¡¡¡radial¡¡

spines£»¡¡¡¡¡¡¡¡¡¡usually¡¡¡¡¡¡¡¡a¡¡¡¡single¡¡¡¡¡¡central¡¡¡¡¡¡¡¡spine¡¡¡¡¡¡¡¡£¨wanting¡¡¡¡¡¡¡¡¡¡in¡¡¡¡young¡¡¡¡¡¡¡¡¡¡plants£©¡¡¡¡¡¡and¡¡

somewhat¡¡larger¡¡flowers¡££¨Ill¡£¡¡Cact¡£¡¡Mex¡£¡¡Bound¡£¡¡t¡£¡¡74¡£¡¡fig¡£¡¡1£»¡¡seeds£©Type£»¡¡

Lindheimer¡¡of¡¡1844¡¡in¡¡Herb¡£¡¡Mo¡£¡¡Bot¡£¡¡Gard¡£¡¡



¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡34¡¡


¡­¡¡Page¡¡35¡­

¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡North¡¡American¡¡Species¡¡of¡¡Cactus¡¡



¡¡¡¡¡¡¡¡¡¡Texas£»¡¡from¡¡the¡¡Brazos¡¡to¡¡the¡¡Nueces¡£¡¡

¡¡¡¡¡¡¡¡¡¡Specimens¡¡examined£º¡¡Texas¡¡£¨Lindheimer¡¡of¡¡1844£»¡¡Fendler¡¡34£»¡¡Wright¡¡

of¡¡1850£»¡¡1854£»¡¡1857£©£º¡¡also¡¡specimens¡¡cultivated¡¡in¡¡St¡£¡¡Louis¡¡in¡¡1845£»¡¡1848£»¡¡

1853£»¡¡1859¡£¡¡

¡¡¡¡¡¡¡¡¡¡This¡¡seems¡¡to¡¡represent¡¡the¡¡northeastern¡¡extension¡¡of¡¡the¡¡species£»¡¡and¡¡

doubtless¡¡¡¡¡¡¡¡¡¡¡¡it¡¡¡¡will¡¡¡¡be¡¡¡¡¡¡found¡¡¡¡¡¡¡¡¡¡merging¡¡¡¡¡¡¡¡¡¡into¡¡¡¡¡¡it¡¡¡¡south¡¡¡¡¡¡and¡¡¡¡¡¡¡¡west¡¡¡¡¡¡of¡¡¡¡¡¡the¡¡

Nueces¡£Curiously¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡enough¡¡¡¡¡¡¡¡one¡¡¡¡¡¡¡¡of¡¡¡¡the¡¡¡¡prominent¡¡¡¡¡¡¡¡¡¡¡¡distinctions¡¡¡¡¡¡¡¡originally¡¡

given¡¡was¡¡the¡¡single¡¡central¡¡spine£»¡¡while¡¡in¡¡the¡¡type¡¡specimen¡¡there¡¡occur¡¡

tubercles¡¡with¡¡more¡¡than¡¡one¡¡central¡£¡¡

¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡50¡£¡¡Cactus¡¡echinus¡¡£¨Engelm¡££©¡¡Kuntze£»¡¡Rev¡£¡¡Gen¡£¡¡Pl¡£¡¡260¡¡£¨1891£©¡£¡¡

¡¡¡¡¡¡¡¡¡¡Mamillaria¡¡echinusEngelm¡£¡¡Syn¡£¡¡Cact¡£¡¡267¡¡£¨1856£©¡£¡¡

¡¡¡¡¡¡¡¡¡¡Globose¡¡¡¡¡¡or¡¡¡¡¡¡subconical£»¡¡¡¡¡¡3¡£5¡¡¡¡¡¡to¡¡¡¡¡¡6¡£5¡¡¡¡¡¡cm¡£¡¡¡¡¡¡in¡¡¡¡¡¡diameter£»¡¡¡¡¡¡simple£º¡¡¡¡¡¡tubercles¡¡

terete£»¡¡conical£»¡¡grooved¡¡above£»¡¡10¡¡to¡¡12¡¡mm¡£¡¡long£º¡¡radial¡¡spines¡¡16¡¡to¡¡30£»¡¡

pectinate£»¡¡¡¡¡¡straight¡¡¡¡¡¡or¡¡¡¡¡¡little¡¡¡¡¡¡curved£»¡¡¡¡¡¡rigid¡¡¡¡¡¡and¡¡¡¡¡¡appressed¡¡¡¡¡¡£¨interwoven¡¡¡¡¡¡with¡¡

neighboring¡¡clusters£©£»¡¡ashy¡­white¡¡£¨often¡¡dusky¡¡at¡¡apex£©£»¡¡8¡¡to¡¡12¡¡mm¡£¡¡long£»¡¡

the¡¡uppermost¡¡longer¡¡£¨12¡¡to¡¡20¡¡mm¡££©£»¡¡central¡¡spines¡¡3¡¡or¡¡4£»¡¡the¡¡upper¡¡ones¡¡

turned¡¡upward¡¡and¡¡intermixed¡¡with¡¡the¡¡radials£»¡¡the¡¡lower¡¡one¡¡very¡¡stout£»¡¡

15¡¡¡¡¡¡mm¡£¡¡¡¡¡¡long£»¡¡¡¡¡¡subulate¡¡¡¡¡¡from¡¡¡¡¡¡a¡¡¡¡¡¡very¡¡¡¡¡¡thick¡¡¡¡¡¡bulbous¡¡¡¡¡¡base£»¡¡¡¡¡¡straight¡¡¡¡¡¡£¨rarely¡¡

slightly¡¡curved£©¡¡and¡¡porrect¡¡£¨deciduous¡¡in¡¡old¡¡specimens£©£º¡¡flowers¡¡3¡¡to¡¡5¡¡

cm¡£¡¡long£º¡¡fruit¡¡oval£»¡¡elongated£»¡¡about¡¡2¡¡cm¡£¡¡long£»¡¡green£º¡¡seeds¡¡elongated¡­¡¡

obovate¡£¡¡brown¡¡and¡¡smooth£»¡¡about¡¡1¡£8¡¡mm¡£¡¡long¡£¡¡£¨Ill¡£¡¡Cact¡£¡¡Mex¡£¡¡Bound¡£¡¡t¡£¡¡

10£©Type£»¡¡the¡¡Wright¡¡and¡¡Bigelow¡¡specimens¡¡in¡¡Herb¡£¡¡Mo¡£¡¡Bot¡£¡¡Gard¡£¡¡

¡¡¡¡¡¡¡¡¡¡On¡¡¡¡¡¡limestone¡¡¡¡¡¡hills£»¡¡¡¡¡¡from¡¡¡¡¡¡the¡¡¡¡¡¡Pecos¡¡¡¡¡¡River£»¡¡¡¡¡¡southwestern¡¡¡¡¡¡Texas£»¡¡¡¡¡¡and¡¡

southern¡¡¡¡¡¡New¡¡¡¡¡¡Mexico£»¡¡¡¡¡¡westward¡¡¡¡¡¡to¡¡¡¡¡¡the¡¡¡¡¡¡Rio¡¡¡¡¡¡Grande¡¡¡¡¡¡£¨from¡¡¡¡¡¡Presidio¡¡¡¡¡¡del¡¡

Norte¡¡northward£©¡£Fl¡£¡¡June¡£¡¡

¡¡¡¡¡¡¡¡¡¡Specimens¡¡examined£º¡¡Texas¡¡£¨Wright¡¡of¡¡1849£»¡¡1851£»¡¡1852£»¡¡Bigelow¡¡of¡¡

1852£»¡¡Engelmann£»¡¡with¡¡no¡¡number¡¡or¡¡date£»¡¡Evans¡¡of¡¡1891£©¡£¡¡

¡¡¡¡¡¡¡¡¡¡The¡¡¡¡¡¡characteristic¡¡¡¡¡¡appearance¡¡¡¡¡¡of¡¡the¡¡plant¡¡¡¡¡¡is¡¡¡¡given¡¡¡¡¡¡by¡¡¡¡the¡¡¡¡¡¡very¡¡¡¡stout¡¡

and¡¡¡¡¡¡straight¡¡¡¡¡¡central¡¡¡¡¡¡spine¡¡¡¡¡¡standing¡¡¡¡¡¡in¡¡¡¡¡¡each¡¡¡¡¡¡cluster¡¡¡¡¡¡perpendicular¡¡¡¡¡¡to¡¡¡¡¡¡the¡¡

plant¡¡body¡£The¡¡range¡¡of¡¡this¡¡species£»¡¡between¡¡the¡¡Pecos¡¡and¡¡the¡¡upper¡¡Rio¡¡

Grande£»¡¡¡¡¡¡suggests¡¡¡¡¡¡another¡¡¡¡¡¡separated¡¡¡¡¡¡group£»¡¡¡¡¡¡such¡¡¡¡¡¡as¡¡¡¡¡¡is¡¡¡¡¡¡presented¡¡¡¡¡¡by¡¡¡¡¡¡C¡£¡¡

scolymoides¡¡¡¡¡¡sulcatus¡¡¡¡¡¡to¡¡¡¡¡¡the¡¡¡¡¡¡east£»¡¡¡¡¡¡between¡¡¡¡¡¡the¡¡¡¡¡¡Brazos¡¡¡¡¡¡and¡¡¡¡¡¡Nueces¡£Very¡¡

frequently¡¡specimens¡¡of¡¡C¡£¡¡echinus¡¡occur¡¡in¡¡which¡¡some¡¡of¡¡the¡¡tubercles¡¡

do¡¡not¡¡develop¡¡central¡¡spines£»¡¡and¡¡then¡¡the¡¡spine¡¡characters¡¡resemble¡¡those¡¡



¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡35¡¡


¡­¡¡Page¡¡36¡­

¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡North¡¡American¡¡Species¡¡of¡¡Cactus¡¡



of¡¡¡¡¡¡C¡£¡¡¡¡¡¡radians¡£In¡¡¡¡¡¡C¡£¡¡¡¡¡¡radians£»¡¡¡¡¡¡also£»¡¡¡¡¡¡an¡¡¡¡¡¡occasional¡¡¡¡¡¡porrect¡¡¡¡¡¡central¡¡¡¡¡¡spine¡¡¡¡¡¡is¡¡

found¡£These¡¡intergrading¡¡forms¡¡I¡¡have¡¡only¡¡seen¡¡in¡¡Mexican¡¡material¡£For¡¡

discussion¡¡of¡¡relationships¡¡see¡¡under¡¡C¡£¡¡scolymoides¡£¡¡

¡¡¡¡¡¡¡¡¡¡**¡¡Flowers¡¡red¡££«¡¡Central¡¡spine¡¡solitary¡¡or¡¡sometimes¡¡wanting¡£¡¡

¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡51¡£¡¡Cactus¡¡dasyacanthus£¨Engelm¡££©¡¡Kuntze£»¡¡Rev¡£¡¡Gen¡£¡¡Pl¡£¡¡259¡¡

¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡£¨1891£©¡£¡¡

¡¡¡¡¡¡¡¡¡¡Mamillaria¡¡dasyacanthaEngelm¡£¡¡Syn¡£¡¡Cact¡£¡¡268¡¡£¨1856£©¡£¡¡

¡¡¡¡¡¡¡¡¡¡Subglobose£»¡¡3¡£5¡¡to¡¡6¡£5¡¡cm¡£¡¡high£»¡¡simple£º¡¡tubercles¡¡slender¡¡and¡¡terete£»¡¡

spreading£»¡¡¡¡¡¡lightly¡¡¡¡¡¡grooved¡¡¡¡¡¡even¡¡¡¡¡¡to¡¡¡¡¡¡the¡¡¡¡¡¡base£»¡¡¡¡¡¡8¡¡¡¡¡¡to¡¡¡¡¡¡10¡¡¡¡¡¡mm£»¡¡¡¡¡¡long£º¡¡¡¡¡¡radial¡¡

spines¡¡30¡¡to¡¡50£»¡¡mostly¡¡in¡¡two¡¡series£»¡¡straight¡¡and¡¡loosely¡¡spreading£»¡¡the¡¡

exterior¡¡ones¡¡£¨25¡¡to¡¡35£©¡¡capillary¡¡and¡¡white£»¡¡6¡¡to¡¡18¡¡mm¡£¡¡long£»¡¡the¡¡interior¡¡

ones¡¡£¨7¡¡to¡¡13£©¡¡stiffer¡¡£¨setaceous£©£»¡¡longer¡¡and¡¡darker¡¡and¡¡black¡­tipped£»¡¡the¡¡

central¡¡¡¡¡¡spine¡¡¡¡¡¡straight¡¡¡¡¡¡and¡¡¡¡¡¡porrect£»¡¡¡¡¡¡12¡¡¡¡¡¡to¡¡¡¡20¡¡¡¡mm¡£¡¡¡¡¡¡long£»¡¡¡¡¡¡often¡¡¡¡¡¡wanting£º¡¡

flowers¡¡small£»¡¡red£º¡¡fruit¡¡ovate£»¡¡small¡¡£¨8¡¡to¡¡10¡¡mm¡£¡¡long£¿£©£º¡¡seeds¡¡globose¡­¡¡

angled£»¡¡almost¡¡black£»¡¡pitted£»¡¡0¡£8¡¡to¡¡1¡£2¡¡mm¡£¡¡long£¨Ill¡£¡¡Cact¡£¡¡Mex¡£¡¡Bound¡£¡¡t¡£¡¡

12¡£¡¡figs¡£¡¡17¡­22£©Type£»¡¡Wright¡¡110¡¡in¡¡Herb¡£¡¡Mo¡£¡¡Bot¡¡Gard¡£¡¡

¡¡¡¡¡¡¡¡¡¡From¡¡¡¡¡¡¡¡¡¡Eagle¡¡¡¡¡¡Pass£»¡¡¡¡¡¡Texas£»¡¡¡¡¡¡westward¡¡¡¡¡¡¡¡¡¡¡¡to¡¡¡¡El¡¡¡¡Paso¡¡¡¡¡¡and¡¡¡¡¡¡southern¡¡¡¡¡¡¡¡New¡¡

Mexico£»¡¡and¡¡southward¡¡into¡¡Chihuahua¡£¡¡

¡¡¡¡¡¡¡¡¡¡Specimens¡¡¡¡¡¡¡¡¡¡¡¡¡¡examined£º¡¡¡¡¡¡¡¡¡¡Texas¡¡¡¡¡¡¡¡£¨Wright¡¡¡¡¡¡¡¡110¡¡¡¡¡¡of¡¡¡¡¡¡1852£©£º¡¡¡¡¡¡New¡¡¡¡¡¡¡¡¡¡Mexico¡¡

£¨Vasey¡¡¡¡of¡¡¡¡¡¡1881£»¡¡¡¡¡¡Mearns¡¡of¡¡¡¡¡¡1892£»¡¡¡¡in¡¡¡¡¡¡Big¡¡¡¡¡¡Hatchet¡¡¡¡¡¡Mountains£©¡¡¡¡¡¡Chihuahua¡¡

£¨Pringle¡¡251¡¡of¡¡1885£»¡¡in¡¡part£©¡£¡¡

¡¡¡¡¡¡¡¡¡¡Pringle¡¡251¡¡as¡¡distributed¡¡to¡¡Nat¡£¡¡Herb¡£¡¡is¡¡C¡£¡¡tuberculosus¡£¡¡

¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡52¡£¡¡Cactus¡¡maculatus£»¡¡sp¡£¡¡nov¡£¡¡

¡¡¡¡¡¡¡¡¡¡Obovate¡­cylindrical£»¡¡6¡¡by¡¡8¡¡cm¡££»¡¡somewhat¡¡cespitose£º¡¡tubercles¡¡ovate£»¡¡

terete£»¡¡10¡¡mm¡£¡¡long£»¡¡grooved¡¡to¡¡the¡¡base£»¡¡with¡¡naked¡¡axils£º¡¡radial¡¡spines¡¡10¡¡

or¡¡¡¡¡¡11£»¡¡¡¡¡¡straight¡¡¡¡¡¡and¡¡¡¡¡¡spreading£»¡¡¡¡¡¡rigid£»¡¡¡¡¡¡blackish¡¡¡¡¡¡£¨becoming¡¡¡¡¡¡ashy¡¡¡¡¡¡with¡¡¡¡¡¡age£©£»¡¡

black¡­tipped£»¡¡12¡¡mm¡£¡¡long£»¡¡central¡¡spine¡¡large£»¡¡more¡¡or¡¡less¡¡spotted£»¡¡erect£»¡¡

25¡¡to¡¡35¡¡mm¡£¡¡long£º¡¡flower¡¡13¡¡mm¡£¡¡long£»¡¡pinkish£º¡¡fruit¡¡unknown¡£Type¡¡in¡¡

Herb¡£¡¡Coulter¡£¡¡

¡¡¡¡¡¡¡¡¡¡San¡¡Luis¡¡Potosi¡£¡¡

¡¡¡¡¡¡¡¡¡¡Specimens¡¡examined£º¡¡San¡¡Luis¡¡Potosi¡¡£¨Eschanzier¡¡of¡¡1891£©¡£¡¡

¡¡¡¡¡¡¡¡¡¡Somewhat¡¡resembles¡¡C¡£¡¡tuberculosus¡¡in¡¡general¡¡appearance£»¡¡but¡¡very¡¡

different¡¡in¡¡spine¡¡characters¡£¡¡

¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡53¡£¡¡Cactus¡¡brunneus£»¡¡sp¡£¡¡nov¡£¡¡



¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡36¡¡


¡­¡¡Page¡¡37¡­

¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡North¡¡American¡¡Species¡¡of¡¡Cactus¡¡



¡¡¡¡¡¡¡¡¡¡Obovate¡­cylindrical£»¡¡¡¡3¡¡¡¡¡¡by¡¡¡¡6¡¡¡¡¡¡cm¡££»¡¡¡¡¡¡simple£º¡¡¡¡¡¡tubercles¡¡¡¡¡¡ovate£»¡¡¡¡¡¡grooved¡¡¡¡¡¡to¡¡

the¡¡¡¡¡¡base£»¡¡¡¡¡¡5¡¡¡¡¡¡to¡¡¡¡¡¡6¡¡¡¡¡¡mm¡£¡¡¡¡¡¡long£»¡¡¡¡¡¡with¡¡¡¡¡¡woolly¡¡¡¡¡¡axils£º¡¡¡¡¡¡radial¡¡¡¡¡¡spines¡¡¡¡¡¡11¡¡¡¡¡¡to¡¡¡¡¡¡15£»¡¡

spreading£»¡¡rather¡¡rigid¡¡and¡¡brownish¡¡£¨lighter¡¡with¡¡age£©£»¡¡8¡¡to¡¡10¡¡mm¡£¡¡long£»¡¡

central¡¡¡¡¡¡¡¡spine¡¡¡¡¡¡¡¡much¡¡¡¡¡¡¡¡¡¡larger£»¡¡¡¡20¡¡¡¡¡¡¡¡mm£»¡¡¡¡¡¡¡¡long£»¡¡¡¡¡¡hooked£º¡¡¡¡¡¡¡¡¡¡flower¡¡¡¡¡¡¡¡and¡¡¡¡¡¡fruit¡¡

unknown¡£Type¡¡in¡¡Herb¡£¡¡Coulter¡£¡¡

¡¡¡¡¡¡¡¡¡¡San¡¡Luis¡¡Potosi¡£¡¡

¡¡¡¡¡¡¡¡¡¡Specimens¡¡examined£º¡¡San¡¡Luis¡¡Potosi¡¡£¨Eschanzier¡¡of¡¡1891£©¡£¡¡

¡¡¡¡¡¡¡¡¡¡£«£«¡¡Central¡¡spines¡¡3¡¡to¡¡12¡£¡¡

¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡54¡£¡¡Cactus¡¡conoideus£¨DC¡££©¡¡Kuntze£»¡¡Rev¡£¡¡Gen¡£¡¡Pl¡£¡¡260¡¡£¨1891£©¡£¡¡

¡¡¡¡¡¡¡¡¡¡Mamillaria¡¡¡¡¡¡¡¡¡¡¡¡¡¡conoideaDC¡£¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡Rev¡£¡¡¡¡¡¡¡¡Cact¡£¡¡¡¡¡¡¡¡¡¡112¡¡¡¡¡¡¡¡£¨1829£©¡£¡¡¡¡¡¡¡¡¡¡Mamillaria¡¡

strobiliformisEngelm¡£¡¡Wisliz¡£¡¡Rep¡£¡¡113¡¡£¨1848£©£»¡¡not¡¡Scheer¡¡£¨1850£©¡£¡¡

¡¡¡¡¡¡¡¡¡¡Ovate¡­conical£»¡¡3¡£5¡¡to¡¡10¡¡cm¡£¡¡high£»¡¡4¡¡to¡¡7¡¡cm¡£¡¡in¡¡diameter¡¡below£»¡¡with¡¡

densely¡¡¡¡¡¡woolly¡¡¡¡¡¡¡¡¡¡¡¡vertex£»¡¡¡¡¡¡simple£º¡¡¡¡¡¡¡¡tubercles¡¡¡¡¡¡conical£»¡¡¡¡¡¡about¡¡¡¡¡¡¡¡12¡¡¡¡mm£»¡¡¡¡¡¡¡¡¡¡long£»¡¡

closely¡¡¡¡¡¡¡¡¡¡appressed¡­imbricate¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡£¨¡¨giving¡¡¡¡¡¡¡¡the¡¡¡¡¡¡plant¡¡¡¡¡¡the¡¡¡¡¡¡appearance¡¡¡¡¡¡¡¡¡¡¡¡of¡¡¡¡a¡¡

pineapple¡¡¡¡¡¡or¡¡¡¡¡¡cone¡¨£©£º¡¡¡¡¡¡radial¡¡¡¡¡¡spines¡¡¡¡¡¡10¡¡¡¡¡¡to¡¡¡¡¡¡16£»¡¡¡¡¡¡ashy¡¡¡¡¡¡to¡¡¡¡¡¡white£»¡¡¡¡¡¡straight¡¡¡¡¡¡and¡¡

stout£»¡¡6¡¡to¡¡10¡¡mm¡£¡¡long£»¡¡the¡¡upper¡¡longer¡¡£¨10¡¡to¡¡15¡¡mm¡££©£»¡¡central¡¡spines¡¡3¡¡

to¡¡5£»¡¡stouter£»¡¡brownish¡­black£»¡¡10¡¡to¡¡16¡¡mm¡£¡¡long£»¡¡the¡¡two¡¡or¡¡three¡¡smaller¡¡

ones¡¡erect¡­spreading£»¡¡the¡¡single¡¡lower¡¡one¡¡more¡¡rigid£»¡¡porrect¡¡or¡¡deflexed£»¡¡

15¡¡to¡¡20¡¡mm¡£¡¡long£º¡¡flowers¡¡2¡¡to¡¡3¡¡cm¡¡long¡¡and¡¡wide£»¡¡deep¡¡purple£º¡¡fruit¡¡

unknown¡££¨Ill¡£¡¡DC¡£¡¡Mem¡£¡¡Cact¡£¡¡t¡£¡¡2£©Type¡¡unknown¡£¡¡

¡¡¡¡¡¡¡¡¡¡On¡¡rocks£»¡¡Coahuila¡¡and¡¡Nuevo¡¡Leon¡¡to¡¡San¡¡Luis¡¡Potosi¡¡and¡¡southern¡¡

Mexico¡£¡¡

¡¡¡¡¡¡¡¡¡¡Specimens¡¡examined£º¡¡Coahuila¡¡£¨Palmer¡¡378¡¡of¡¡1882£»¡¡Pringle¡¡3117¡¡of¡¡

1890£©£º¡¡¡¡¡¡Nuevo¡¡¡¡¡¡Leon¡¡¡¡¡¡£¨Wislizenus¡¡¡¡¡¡of¡¡¡¡¡¡1847£©£º¡¡¡¡¡¡San¡¡¡¡¡¡Luis¡¡¡¡¡¡Potosi¡¡¡¡¡¡£¨Poselger¡¡¡¡¡¡of¡¡

1851£»¡¡Eschanzier¡¡of¡¡1891£©¡£¡¡

¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡55¡£¡¡Cactus¡¡potsii£¨Scheer£©¡¡Kuntze£»¡¡Rev¡£¡¡Gen¡£¡¡Pl¡£¡¡261¡¡£¨1891£©¡£¡¡

¡¡¡¡¡¡¡¡¡¡Mamillaria¡¡potsiiScheer¡¡in¡¡Salm¡¡Cact¡£¡¡Hort¡£¡¡Dyck¡£¡¡104¡¡£¨1850£©¡£¡¡

¡¡¡¡¡¡¡¡¡¡Cylindrical£»¡¡¡¡¡¡30¡¡¡¡¡¡to¡¡¡¡¡¡35¡¡¡¡¡¡cm¡£¡¡¡¡¡¡high£»¡¡¡¡¡¡2¡£5¡¡¡¡¡¡to¡¡¡¡¡¡3¡¡¡¡¡¡cm¡£¡¡¡¡¡¡in¡¡¡¡¡¡diameter£»¡¡¡¡¡¡somewhat¡¡

branching£º¡¡¡¡¡¡tubercles¡¡¡¡¡¡ovate£»¡¡¡¡¡¡obtuse£»¡¡¡¡¡¡very¡¡¡¡¡¡lightly¡¡¡¡¡¡sulcate£»¡¡¡¡¡¡with¡¡¡¡¡¡somewhat¡¡

woolly¡¡¡¡¡¡axils£º¡¡¡¡¡¡radial¡¡¡¡¡¡spines¡¡¡¡¡¡very¡¡¡¡¡¡numerous¡¡¡¡¡¡£¨entirely¡¡¡¡¡¡covering¡¡¡¡¡¡the¡¡¡¡¡¡whole¡¡

plant£©£»¡¡slender¡¡and¡¡white£»¡¡central¡¡spines¡¡6¡¡to¡¡12£»¡¡stouter¡¡from¡¡a¡¡broad¡¡base£º¡¡

flowers¡¡large£»¡¡green£»¡¡or¡¡reddish£º¡¡fruit¡¡red¡£Type¡¡unknown¡£¡¡

·µ»ØĿ¼ ÉÏÒ»Ò³ ÏÂÒ»Ò³ »Øµ½¶¥²¿ ÔÞ£¨1£© ²È£¨2£©

Äã¿ÉÄÜϲ»¶µÄ